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Commit 3fa1c6d1 authored by Ronnie Sahlberg's avatar Ronnie Sahlberg Committed by Steve French
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cifs: rename smb_vol as smb3_fs_context and move it to fs_context.h 

Harmonize and change all such variables to 'ctx', where possible.
No changes to actual logic.
Signed-off-by: default avatarRonnie Sahlberg <lsahlber@redhat.com>
Signed-off-by: default avatarSteve French <stfrench@microsoft.com>
parent 7955f105
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Showing with 750 additions and 736 deletions
fs/cifs/cifsfs.c
View file @ 3fa1c6d1
......@@ -55,6 +55,7 @@
#ifdef CONFIG_CIFS_DFS_UPCALL
#include "dfs_cache.h"
#endif
#include "fs_context.h"
/*
* DOS dates from 1980/1/1 through 2107/12/31
......@@ -720,7 +721,7 @@ static const struct super_operations cifs_super_ops = {
* Return dentry with refcount + 1 on success and NULL otherwise.
*/
static struct dentry *
cifs_get_root(struct smb_vol *vol, struct super_block *sb)
cifs_get_root(struct smb3_fs_context *ctx, struct super_block *sb)
{
struct dentry *dentry;
struct cifs_sb_info *cifs_sb = CIFS_SB(sb);
......@@ -731,7 +732,7 @@ cifs_get_root(struct smb_vol *vol, struct super_block *sb)
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_USE_PREFIX_PATH)
return dget(sb->s_root);
full_path = cifs_build_path_to_root(vol, cifs_sb,
full_path = cifs_build_path_to_root(ctx, cifs_sb,
cifs_sb_master_tcon(cifs_sb), 0);
if (full_path == NULL)
return ERR_PTR(-ENOMEM);
......@@ -784,7 +785,7 @@ cifs_smb3_do_mount(struct file_system_type *fs_type,
int rc;
struct super_block *sb;
struct cifs_sb_info *cifs_sb;
struct smb_vol *volume_info;
struct smb3_fs_context *ctx;
struct cifs_mnt_data mnt_data;
struct dentry *root;
......@@ -797,9 +798,9 @@ cifs_smb3_do_mount(struct file_system_type *fs_type,
else
cifs_info("Attempting to mount %s\n", dev_name);
volume_info = cifs_get_volume_info((char *)data, dev_name, is_smb3);
if (IS_ERR(volume_info))
return ERR_CAST(volume_info);
ctx = cifs_get_volume_info((char *)data, dev_name, is_smb3);
if (IS_ERR(ctx))
return ERR_CAST(ctx);
cifs_sb = kzalloc(sizeof(struct cifs_sb_info), GFP_KERNEL);
if (cifs_sb == NULL) {
......@@ -813,13 +814,13 @@ cifs_smb3_do_mount(struct file_system_type *fs_type,
goto out_free;
}
rc = cifs_setup_cifs_sb(volume_info, cifs_sb);
rc = cifs_setup_cifs_sb(ctx, cifs_sb);
if (rc) {
root = ERR_PTR(rc);
goto out_free;
}
rc = cifs_mount(cifs_sb, volume_info);
rc = cifs_mount(cifs_sb, ctx);
if (rc) {
if (!(flags & SB_SILENT))
cifs_dbg(VFS, "cifs_mount failed w/return code = %d\n",
......@@ -828,7 +829,7 @@ cifs_smb3_do_mount(struct file_system_type *fs_type,
goto out_free;
}
mnt_data.vol = volume_info;
mnt_data.ctx = ctx;
mnt_data.cifs_sb = cifs_sb;
mnt_data.flags = flags;
......@@ -855,7 +856,7 @@ cifs_smb3_do_mount(struct file_system_type *fs_type,
sb->s_flags |= SB_ACTIVE;
}
root = cifs_get_root(volume_info, sb);
root = cifs_get_root(ctx, sb);
if (IS_ERR(root))
goto out_super;
......@@ -865,7 +866,7 @@ cifs_smb3_do_mount(struct file_system_type *fs_type,
out_super:
deactivate_locked_super(sb);
out:
cifs_cleanup_volume_info(volume_info);
cifs_cleanup_volume_info(ctx);
return root;
out_free:
......@@ -873,7 +874,7 @@ cifs_smb3_do_mount(struct file_system_type *fs_type,
kfree(cifs_sb->mountdata);
kfree(cifs_sb);
out_nls:
unload_nls(volume_info->local_nls);
unload_nls(ctx->local_nls);
goto out;
}
......
fs/cifs/cifsglob.h
View file @ 3fa1c6d1
......@@ -202,7 +202,7 @@ struct cifs_ses;
struct cifs_tcon;
struct dfs_info3_param;
struct cifs_fattr;
struct smb_vol;
struct smb3_fs_context;
struct cifs_fid;
struct cifs_readdata;
struct cifs_writedata;
......@@ -268,9 +268,9 @@ struct smb_version_operations {
/* negotiate to the server */
int (*negotiate)(const unsigned int, struct cifs_ses *);
/* set negotiated write size */
unsigned int (*negotiate_wsize)(struct cifs_tcon *, struct smb_vol *);
unsigned int (*negotiate_wsize)(struct cifs_tcon *tcon, struct smb3_fs_context *ctx);
/* set negotiated read size */
unsigned int (*negotiate_rsize)(struct cifs_tcon *, struct smb_vol *);
unsigned int (*negotiate_rsize)(struct cifs_tcon *tcon, struct smb3_fs_context *ctx);
/* setup smb sessionn */
int (*sess_setup)(const unsigned int, struct cifs_ses *,
const struct nls_table *);
......@@ -530,97 +530,6 @@ struct smb_version_values {
#define HEADER_SIZE(server) (server->vals->header_size)
#define MAX_HEADER_SIZE(server) (server->vals->max_header_size)
struct smb_vol {
char *username;
char *password;
char *domainname;
char *UNC;
char *iocharset; /* local code page for mapping to and from Unicode */
char source_rfc1001_name[RFC1001_NAME_LEN_WITH_NULL]; /* clnt nb name */
char target_rfc1001_name[RFC1001_NAME_LEN_WITH_NULL]; /* srvr nb name */
kuid_t cred_uid;
kuid_t linux_uid;
kgid_t linux_gid;
kuid_t backupuid;
kgid_t backupgid;
umode_t file_mode;
umode_t dir_mode;
enum securityEnum sectype; /* sectype requested via mnt opts */
bool sign; /* was signing requested via mnt opts? */
bool ignore_signature:1;
bool retry:1;
bool intr:1;
bool setuids:1;
bool setuidfromacl:1;
bool override_uid:1;
bool override_gid:1;
bool dynperm:1;
bool noperm:1;
bool nodelete:1;
bool mode_ace:1;
bool no_psx_acl:1; /* set if posix acl support should be disabled */
bool cifs_acl:1;
bool backupuid_specified; /* mount option backupuid is specified */
bool backupgid_specified; /* mount option backupgid is specified */
bool no_xattr:1; /* set if xattr (EA) support should be disabled*/
bool server_ino:1; /* use inode numbers from server ie UniqueId */
bool direct_io:1;
bool strict_io:1; /* strict cache behavior */
bool cache_ro:1;
bool cache_rw:1;
bool remap:1; /* set to remap seven reserved chars in filenames */
bool sfu_remap:1; /* remap seven reserved chars ala SFU */
bool posix_paths:1; /* unset to not ask for posix pathnames. */
bool no_linux_ext:1;
bool linux_ext:1;
bool sfu_emul:1;
bool nullauth:1; /* attempt to authenticate with null user */
bool nocase:1; /* request case insensitive filenames */
bool nobrl:1; /* disable sending byte range locks to srv */
bool nohandlecache:1; /* disable caching dir handles if srvr probs */
bool mand_lock:1; /* send mandatory not posix byte range lock reqs */
bool seal:1; /* request transport encryption on share */
bool nodfs:1; /* Do not request DFS, even if available */
bool local_lease:1; /* check leases only on local system, not remote */
bool noblocksnd:1;
bool noautotune:1;
bool nostrictsync:1; /* do not force expensive SMBflush on every sync */
bool no_lease:1; /* disable requesting leases */
bool fsc:1; /* enable fscache */
bool mfsymlinks:1; /* use Minshall+French Symlinks */
bool multiuser:1;
bool rwpidforward:1; /* pid forward for read/write operations */
bool nosharesock:1;
bool persistent:1;
bool nopersistent:1;
bool resilient:1; /* noresilient not required since not fored for CA */
bool domainauto:1;
bool rdma:1;
bool multichannel:1;
bool use_client_guid:1;
/* reuse existing guid for multichannel */
u8 client_guid[SMB2_CLIENT_GUID_SIZE];
unsigned int bsize;
unsigned int rsize;
unsigned int wsize;
unsigned int min_offload;
bool sockopt_tcp_nodelay:1;
unsigned long actimeo; /* attribute cache timeout (jiffies) */
struct smb_version_operations *ops;
struct smb_version_values *vals;
char *prepath;
struct sockaddr_storage dstaddr; /* destination address */
struct sockaddr_storage srcaddr; /* allow binding to a local IP */
struct nls_table *local_nls;
unsigned int echo_interval; /* echo interval in secs */
__u64 snapshot_time; /* needed for timewarp tokens */
__u32 handle_timeout; /* persistent and durable handle timeout in ms */
unsigned int max_credits; /* smb3 max_credits 10 < credits < 60000 */
unsigned int max_channels;
__u16 compression; /* compression algorithm 0xFFFF default 0=disabled */
bool rootfs:1; /* if it's a SMB root file system */
};
/**
* CIFS superblock mount flags (mnt_cifs_flags) to consider when
* trying to reuse existing superblock for a new mount
......@@ -649,7 +558,7 @@ struct smb_vol {
struct cifs_mnt_data {
struct cifs_sb_info *cifs_sb;
struct smb_vol *vol;
struct smb3_fs_context *ctx;
int flags;
};
......
fs/cifs/cifsproto.h
View file @ 3fa1c6d1
......@@ -27,8 +27,8 @@
#endif
struct statfs;
struct smb_vol;
struct smb_rqst;
struct smb3_fs_context;
/*
*****************************************************************
......@@ -72,7 +72,7 @@ extern void exit_cifs_spnego(void);
extern char *build_path_from_dentry(struct dentry *);
extern char *build_path_from_dentry_optional_prefix(struct dentry *direntry,
bool prefix);
extern char *cifs_build_path_to_root(struct smb_vol *vol,
extern char *cifs_build_path_to_root(struct smb3_fs_context *ctx,
struct cifs_sb_info *cifs_sb,
struct cifs_tcon *tcon,
int add_treename);
......@@ -234,13 +234,13 @@ extern int cifs_read_page_from_socket(struct TCP_Server_Info *server,
struct page *page,
unsigned int page_offset,
unsigned int to_read);
extern int cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
extern int cifs_setup_cifs_sb(struct smb3_fs_context *ctx,
struct cifs_sb_info *cifs_sb);
extern int cifs_match_super(struct super_block *, void *);
extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info);
extern struct smb_vol *cifs_get_volume_info(char *mount_data,
extern void cifs_cleanup_volume_info(struct smb3_fs_context *ctx);
extern struct smb3_fs_context *cifs_get_volume_info(char *mount_data,
const char *devname, bool is_smb3);
extern int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *vol);
extern int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb3_fs_context *ctx);
extern void cifs_umount(struct cifs_sb_info *);
extern void cifs_mark_open_files_invalid(struct cifs_tcon *tcon);
extern void cifs_reopen_persistent_handles(struct cifs_tcon *tcon);
......@@ -256,7 +256,7 @@ extern void cifs_add_pending_open_locked(struct cifs_fid *fid,
struct tcon_link *tlink,
struct cifs_pending_open *open);
extern void cifs_del_pending_open(struct cifs_pending_open *open);
extern struct TCP_Server_Info *cifs_get_tcp_session(struct smb_vol *vol);
extern struct TCP_Server_Info *cifs_get_tcp_session(struct smb3_fs_context *ctx);
extern void cifs_put_tcp_session(struct TCP_Server_Info *server,
int from_reconnect);
extern void cifs_put_tcon(struct cifs_tcon *tcon);
......@@ -332,7 +332,7 @@ extern int parse_dfs_referrals(struct get_dfs_referral_rsp *rsp, u32 rsp_size,
const char *searchName, bool is_unicode);
extern void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
struct cifs_sb_info *cifs_sb,
struct smb_vol *vol);
struct smb3_fs_context *ctx);
extern int CIFSSMBQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
struct kstatfs *FSData);
extern int SMBOldQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
......@@ -553,18 +553,18 @@ extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8,
unsigned char *p24);
extern int
cifs_setup_volume_info(struct smb_vol *volume_info, char *mount_data,
cifs_setup_volume_info(struct smb3_fs_context *ctx, char *mount_data,
const char *devname, bool is_smb3);
extern void
cifs_cleanup_volume_info_contents(struct smb_vol *volume_info);
cifs_cleanup_volume_info_contents(struct smb3_fs_context *ctx);
extern struct TCP_Server_Info *
cifs_find_tcp_session(struct smb_vol *vol);
cifs_find_tcp_session(struct smb3_fs_context *ctx);
extern void cifs_put_smb_ses(struct cifs_ses *ses);
extern struct cifs_ses *
cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb_vol *volume_info);
cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb3_fs_context *ctx);
void cifs_readdata_release(struct kref *refcount);
int cifs_async_readv(struct cifs_readdata *rdata);
......
fs/cifs/connect.c
View file @ 3fa1c6d1
......@@ -1320,7 +1320,7 @@ static int get_option_gid(substring_t args[], kgid_t *result)
* fields with the result. Returns 0 on success and an error otherwise.
*/
static int
cifs_parse_devname(const char *devname, struct smb_vol *vol)
cifs_parse_devname(const char *devname, struct smb3_fs_context *ctx)
{
char *pos;
const char *delims = "/\\";
......@@ -1349,11 +1349,11 @@ cifs_parse_devname(const char *devname, struct smb_vol *vol)
/* move "pos" up to delimiter or NULL */
pos += len;
vol->UNC = kstrndup(devname, pos - devname, GFP_KERNEL);
if (!vol->UNC)
ctx->UNC = kstrndup(devname, pos - devname, GFP_KERNEL);
if (!ctx->UNC)
return -ENOMEM;
convert_delimiter(vol->UNC, '\\');
convert_delimiter(ctx->UNC, '\\');
/* skip any delimiter */
if (*pos == '/' || *pos == '\\')
......@@ -1363,8 +1363,8 @@ cifs_parse_devname(const char *devname, struct smb_vol *vol)
if (!*pos)
return 0;
vol->prepath = kstrdup(pos, GFP_KERNEL);
if (!vol->prepath)
ctx->prepath = kstrdup(pos, GFP_KERNEL);
if (!ctx->prepath)
return -ENOMEM;
return 0;
......@@ -1372,7 +1372,7 @@ cifs_parse_devname(const char *devname, struct smb_vol *vol)
static int
cifs_parse_mount_options(const char *mountdata, const char *devname,
struct smb_vol *vol, bool is_smb3)
struct smb3_fs_context *ctx, bool is_smb3)
{
char *data, *end;
char *mountdata_copy = NULL, *options;
......@@ -1391,66 +1391,66 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
bool got_ip = false;
bool got_version = false;
unsigned short port = 0;
struct sockaddr *dstaddr = (struct sockaddr *)&vol->dstaddr;
struct sockaddr *dstaddr = (struct sockaddr *)&ctx->dstaddr;
separator[0] = ',';
separator[1] = 0;
delim = separator[0];
/* ensure we always start with zeroed-out smb_vol */
memset(vol, 0, sizeof(*vol));
/* ensure we always start with zeroed-out ctx */
memset(ctx, 0, sizeof(*ctx));
/*
* does not have to be perfect mapping since field is
* informational, only used for servers that do not support
* port 445 and it can be overridden at mount time
*/
memset(vol->source_rfc1001_name, 0x20, RFC1001_NAME_LEN);
memset(ctx->source_rfc1001_name, 0x20, RFC1001_NAME_LEN);
for (i = 0; i < strnlen(nodename, RFC1001_NAME_LEN); i++)
vol->source_rfc1001_name[i] = toupper(nodename[i]);
ctx->source_rfc1001_name[i] = toupper(nodename[i]);
vol->source_rfc1001_name[RFC1001_NAME_LEN] = 0;
ctx->source_rfc1001_name[RFC1001_NAME_LEN] = 0;
/* null target name indicates to use *SMBSERVR default called name
if we end up sending RFC1001 session initialize */
vol->target_rfc1001_name[0] = 0;
vol->cred_uid = current_uid();
vol->linux_uid = current_uid();
vol->linux_gid = current_gid();
vol->bsize = 1024 * 1024; /* can improve cp performance significantly */
ctx->target_rfc1001_name[0] = 0;
ctx->cred_uid = current_uid();
ctx->linux_uid = current_uid();
ctx->linux_gid = current_gid();
ctx->bsize = 1024 * 1024; /* can improve cp performance significantly */
/*
* default to SFM style remapping of seven reserved characters
* unless user overrides it or we negotiate CIFS POSIX where
* it is unnecessary. Can not simultaneously use more than one mapping
* since then readdir could list files that open could not open
*/
vol->remap = true;
ctx->remap = true;
/* default to only allowing write access to owner of the mount */
vol->dir_mode = vol->file_mode = S_IRUGO | S_IXUGO | S_IWUSR;
ctx->dir_mode = ctx->file_mode = S_IRUGO | S_IXUGO | S_IWUSR;
/* vol->retry default is 0 (i.e. "soft" limited retry not hard retry) */
/* ctx->retry default is 0 (i.e. "soft" limited retry not hard retry) */
/* default is always to request posix paths. */
vol->posix_paths = 1;
ctx->posix_paths = 1;
/* default to using server inode numbers where available */
vol->server_ino = 1;
ctx->server_ino = 1;
/* default is to use strict cifs caching semantics */
vol->strict_io = true;
ctx->strict_io = true;
vol->actimeo = CIFS_DEF_ACTIMEO;
ctx->actimeo = CIFS_DEF_ACTIMEO;
/* Most clients set timeout to 0, allows server to use its default */
vol->handle_timeout = 0; /* See MS-SMB2 spec section 2.2.14.2.12 */
ctx->handle_timeout = 0; /* See MS-SMB2 spec section 2.2.14.2.12 */
/* offer SMB2.1 and later (SMB3 etc). Secure and widely accepted */
vol->ops = &smb30_operations;
vol->vals = &smbdefault_values;
ctx->ops = &smb30_operations;
ctx->vals = &smbdefault_values;
vol->echo_interval = SMB_ECHO_INTERVAL_DEFAULT;
ctx->echo_interval = SMB_ECHO_INTERVAL_DEFAULT;
/* default to no multichannel (single server connection) */
vol->multichannel = false;
vol->max_channels = 1;
ctx->multichannel = false;
ctx->max_channels = 1;
if (!mountdata)
goto cifs_parse_mount_err;
......@@ -1470,10 +1470,10 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
cifs_dbg(FYI, "Null separator not allowed\n");
}
}
vol->backupuid_specified = false; /* no backup intent for a user */
vol->backupgid_specified = false; /* no backup intent for a group */
ctx->backupuid_specified = false; /* no backup intent for a user */
ctx->backupgid_specified = false; /* no backup intent for a group */
switch (cifs_parse_devname(devname, vol)) {
switch (cifs_parse_devname(devname, ctx)) {
case 0:
break;
case -ENOMEM:
......@@ -1505,10 +1505,10 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
/* Boolean values */
case Opt_user_xattr:
vol->no_xattr = 0;
ctx->no_xattr = 0;
break;
case Opt_nouser_xattr:
vol->no_xattr = 1;
ctx->no_xattr = 1;
break;
case Opt_forceuid:
override_uid = 1;
......@@ -1523,175 +1523,175 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
override_gid = 0;
break;
case Opt_noblocksend:
vol->noblocksnd = 1;
ctx->noblocksnd = 1;
break;
case Opt_noautotune:
vol->noautotune = 1;
ctx->noautotune = 1;
break;
case Opt_nolease:
vol->no_lease = 1;
ctx->no_lease = 1;
break;
case Opt_hard:
vol->retry = 1;
ctx->retry = 1;
break;
case Opt_soft:
vol->retry = 0;
ctx->retry = 0;
break;
case Opt_perm:
vol->noperm = 0;
ctx->noperm = 0;
break;
case Opt_noperm:
vol->noperm = 1;
ctx->noperm = 1;
break;
case Opt_nodelete:
vol->nodelete = 1;
ctx->nodelete = 1;
break;
case Opt_mapchars:
vol->sfu_remap = true;
vol->remap = false; /* disable SFM mapping */
ctx->sfu_remap = true;
ctx->remap = false; /* disable SFM mapping */
break;
case Opt_nomapchars:
vol->sfu_remap = false;
ctx->sfu_remap = false;
break;
case Opt_mapposix:
vol->remap = true;
vol->sfu_remap = false; /* disable SFU mapping */
ctx->remap = true;
ctx->sfu_remap = false; /* disable SFU mapping */
break;
case Opt_nomapposix:
vol->remap = false;
ctx->remap = false;
break;
case Opt_sfu:
vol->sfu_emul = 1;
ctx->sfu_emul = 1;
break;
case Opt_nosfu:
vol->sfu_emul = 0;
ctx->sfu_emul = 0;
break;
case Opt_nodfs:
vol->nodfs = 1;
ctx->nodfs = 1;
break;
case Opt_rootfs:
#ifdef CONFIG_CIFS_ROOT
vol->rootfs = true;
ctx->rootfs = true;
#endif
break;
case Opt_posixpaths:
vol->posix_paths = 1;
ctx->posix_paths = 1;
break;
case Opt_noposixpaths:
vol->posix_paths = 0;
ctx->posix_paths = 0;
break;
case Opt_nounix:
if (vol->linux_ext)
if (ctx->linux_ext)
cifs_dbg(VFS,
"conflicting unix mount options\n");
vol->no_linux_ext = 1;
ctx->no_linux_ext = 1;
break;
case Opt_unix:
if (vol->no_linux_ext)
if (ctx->no_linux_ext)
cifs_dbg(VFS,
"conflicting unix mount options\n");
vol->linux_ext = 1;
ctx->linux_ext = 1;
break;
case Opt_nocase:
vol->nocase = 1;
ctx->nocase = 1;
break;
case Opt_brl:
vol->nobrl = 0;
ctx->nobrl = 0;
break;
case Opt_nobrl:
vol->nobrl = 1;
ctx->nobrl = 1;
/*
* turn off mandatory locking in mode
* if remote locking is turned off since the
* local vfs will do advisory
*/
if (vol->file_mode ==
if (ctx->file_mode ==
(S_IALLUGO & ~(S_ISUID | S_IXGRP)))
vol->file_mode = S_IALLUGO;
ctx->file_mode = S_IALLUGO;
break;
case Opt_nohandlecache:
vol->nohandlecache = 1;
ctx->nohandlecache = 1;
break;
case Opt_handlecache:
vol->nohandlecache = 0;
ctx->nohandlecache = 0;
break;
case Opt_forcemandatorylock:
vol->mand_lock = 1;
ctx->mand_lock = 1;
break;
case Opt_setuids:
vol->setuids = 1;
ctx->setuids = 1;
break;
case Opt_nosetuids:
vol->setuids = 0;
ctx->setuids = 0;
break;
case Opt_setuidfromacl:
vol->setuidfromacl = 1;
ctx->setuidfromacl = 1;
break;
case Opt_dynperm:
vol->dynperm = true;
ctx->dynperm = true;
break;
case Opt_nodynperm:
vol->dynperm = false;
ctx->dynperm = false;
break;
case Opt_nohard:
vol->retry = 0;
ctx->retry = 0;
break;
case Opt_nosoft:
vol->retry = 1;
ctx->retry = 1;
break;
case Opt_nointr:
vol->intr = 0;
ctx->intr = 0;
break;
case Opt_intr:
vol->intr = 1;
ctx->intr = 1;
break;
case Opt_nostrictsync:
vol->nostrictsync = 1;
ctx->nostrictsync = 1;
break;
case Opt_strictsync:
vol->nostrictsync = 0;
ctx->nostrictsync = 0;
break;
case Opt_serverino:
vol->server_ino = 1;
ctx->server_ino = 1;
break;
case Opt_noserverino:
vol->server_ino = 0;
ctx->server_ino = 0;
break;
case Opt_rwpidforward:
vol->rwpidforward = 1;
ctx->rwpidforward = 1;
break;
case Opt_modesid:
vol->mode_ace = 1;
ctx->mode_ace = 1;
break;
case Opt_cifsacl:
vol->cifs_acl = 1;
ctx->cifs_acl = 1;
break;
case Opt_nocifsacl:
vol->cifs_acl = 0;
ctx->cifs_acl = 0;
break;
case Opt_acl:
vol->no_psx_acl = 0;
ctx->no_psx_acl = 0;
break;
case Opt_noacl:
vol->no_psx_acl = 1;
ctx->no_psx_acl = 1;
break;
case Opt_locallease:
vol->local_lease = 1;
ctx->local_lease = 1;
break;
case Opt_sign:
vol->sign = true;
ctx->sign = true;
break;
case Opt_ignore_signature:
vol->sign = true;
vol->ignore_signature = true;
ctx->sign = true;
ctx->ignore_signature = true;
break;
case Opt_seal:
/* we do not do the following in secFlags because seal
* is a per tree connection (mount) not a per socket
* or per-smb connection option in the protocol
* vol->secFlg |= CIFSSEC_MUST_SEAL;
* ctx->secFlg |= CIFSSEC_MUST_SEAL;
*/
vol->seal = 1;
ctx->seal = 1;
break;
case Opt_noac:
pr_warn("Mount option noac not supported. Instead set /proc/fs/cifs/LookupCacheEnabled to 0\n");
......@@ -1701,88 +1701,88 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
cifs_dbg(VFS, "FS-Cache support needs CONFIG_CIFS_FSCACHE kernel config option set\n");
goto cifs_parse_mount_err;
#endif
vol->fsc = true;
ctx->fsc = true;
break;
case Opt_mfsymlinks:
vol->mfsymlinks = true;
ctx->mfsymlinks = true;
break;
case Opt_multiuser:
vol->multiuser = true;
ctx->multiuser = true;
break;
case Opt_sloppy:
sloppy = true;
break;
case Opt_nosharesock:
vol->nosharesock = true;
ctx->nosharesock = true;
break;
case Opt_nopersistent:
vol->nopersistent = true;
if (vol->persistent) {
ctx->nopersistent = true;
if (ctx->persistent) {
cifs_dbg(VFS,
"persistenthandles mount options conflict\n");
goto cifs_parse_mount_err;
}
break;
case Opt_persistent:
vol->persistent = true;
if ((vol->nopersistent) || (vol->resilient)) {
ctx->persistent = true;
if ((ctx->nopersistent) || (ctx->resilient)) {
cifs_dbg(VFS,
"persistenthandles mount options conflict\n");
goto cifs_parse_mount_err;
}
break;
case Opt_resilient:
vol->resilient = true;
if (vol->persistent) {
ctx->resilient = true;
if (ctx->persistent) {
cifs_dbg(VFS,
"persistenthandles mount options conflict\n");
goto cifs_parse_mount_err;
}
break;
case Opt_noresilient:
vol->resilient = false; /* already the default */
ctx->resilient = false; /* already the default */
break;
case Opt_domainauto:
vol->domainauto = true;
ctx->domainauto = true;
break;
case Opt_rdma:
vol->rdma = true;
ctx->rdma = true;
break;
case Opt_multichannel:
vol->multichannel = true;
ctx->multichannel = true;
/* if number of channels not specified, default to 2 */
if (vol->max_channels < 2)
vol->max_channels = 2;
if (ctx->max_channels < 2)
ctx->max_channels = 2;
break;
case Opt_nomultichannel:
vol->multichannel = false;
vol->max_channels = 1;
ctx->multichannel = false;
ctx->max_channels = 1;
break;
case Opt_compress:
vol->compression = UNKNOWN_TYPE;
ctx->compression = UNKNOWN_TYPE;
cifs_dbg(VFS,
"SMB3 compression support is experimental\n");
break;
/* Numeric Values */
case Opt_backupuid:
if (get_option_uid(args, &vol->backupuid)) {
if (get_option_uid(args, &ctx->backupuid)) {
cifs_dbg(VFS, "%s: Invalid backupuid value\n",
__func__);
goto cifs_parse_mount_err;
}
vol->backupuid_specified = true;
ctx->backupuid_specified = true;
break;
case Opt_backupgid:
if (get_option_gid(args, &vol->backupgid)) {
if (get_option_gid(args, &ctx->backupgid)) {
cifs_dbg(VFS, "%s: Invalid backupgid value\n",
__func__);
goto cifs_parse_mount_err;
}
vol->backupgid_specified = true;
ctx->backupgid_specified = true;
break;
case Opt_uid:
if (get_option_uid(args, &vol->linux_uid)) {
if (get_option_uid(args, &ctx->linux_uid)) {
cifs_dbg(VFS, "%s: Invalid uid value\n",
__func__);
goto cifs_parse_mount_err;
......@@ -1790,14 +1790,14 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
uid_specified = true;
break;
case Opt_cruid:
if (get_option_uid(args, &vol->cred_uid)) {
if (get_option_uid(args, &ctx->cred_uid)) {
cifs_dbg(VFS, "%s: Invalid cruid value\n",
__func__);
goto cifs_parse_mount_err;
}
break;
case Opt_gid:
if (get_option_gid(args, &vol->linux_gid)) {
if (get_option_gid(args, &ctx->linux_gid)) {
cifs_dbg(VFS, "%s: Invalid gid value\n",
__func__);
goto cifs_parse_mount_err;
......@@ -1810,7 +1810,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
__func__);
goto cifs_parse_mount_err;
}
vol->file_mode = option;
ctx->file_mode = option;
break;
case Opt_dirmode:
if (get_option_ul(args, &option)) {
......@@ -1818,7 +1818,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
__func__);
goto cifs_parse_mount_err;
}
vol->dir_mode = option;
ctx->dir_mode = option;
break;
case Opt_port:
if (get_option_ul(args, &option) ||
......@@ -1834,7 +1834,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
cifs_dbg(VFS, "Invalid minimum encrypted read offload size (esize)\n");
goto cifs_parse_mount_err;
}
vol->min_offload = option;
ctx->min_offload = option;
break;
case Opt_blocksize:
if (get_option_ul(args, &option)) {
......@@ -1854,7 +1854,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
__func__);
goto cifs_parse_mount_err;
}
vol->bsize = option;
ctx->bsize = option;
break;
case Opt_rsize:
if (get_option_ul(args, &option)) {
......@@ -1862,7 +1862,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
__func__);
goto cifs_parse_mount_err;
}
vol->rsize = option;
ctx->rsize = option;
break;
case Opt_wsize:
if (get_option_ul(args, &option)) {
......@@ -1870,7 +1870,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
__func__);
goto cifs_parse_mount_err;
}
vol->wsize = option;
ctx->wsize = option;
break;
case Opt_actimeo:
if (get_option_ul(args, &option)) {
......@@ -1878,8 +1878,8 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
__func__);
goto cifs_parse_mount_err;
}
vol->actimeo = HZ * option;
if (vol->actimeo > CIFS_MAX_ACTIMEO) {
ctx->actimeo = HZ * option;
if (ctx->actimeo > CIFS_MAX_ACTIMEO) {
cifs_dbg(VFS, "attribute cache timeout too large\n");
goto cifs_parse_mount_err;
}
......@@ -1890,8 +1890,8 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
__func__);
goto cifs_parse_mount_err;
}
vol->handle_timeout = option;
if (vol->handle_timeout > SMB3_MAX_HANDLE_TIMEOUT) {
ctx->handle_timeout = option;
if (ctx->handle_timeout > SMB3_MAX_HANDLE_TIMEOUT) {
cifs_dbg(VFS, "Invalid handle cache timeout, longer than 16 minutes\n");
goto cifs_parse_mount_err;
}
......@@ -1902,7 +1902,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
__func__);
goto cifs_parse_mount_err;
}
vol->echo_interval = option;
ctx->echo_interval = option;
break;
case Opt_snapshot:
if (get_option_ul(args, &option)) {
......@@ -1910,7 +1910,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
__func__);
goto cifs_parse_mount_err;
}
vol->snapshot_time = option;
ctx->snapshot_time = option;
break;
case Opt_max_credits:
if (get_option_ul(args, &option) || (option < 20) ||
......@@ -1919,7 +1919,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
__func__);
goto cifs_parse_mount_err;
}
vol->max_credits = option;
ctx->max_credits = option;
break;
case Opt_max_channels:
if (get_option_ul(args, &option) || option < 1 ||
......@@ -1928,15 +1928,15 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
__func__, CIFS_MAX_CHANNELS);
goto cifs_parse_mount_err;
}
vol->max_channels = option;
ctx->max_channels = option;
break;
/* String Arguments */
case Opt_blank_user:
/* null user, ie. anonymous authentication */
vol->nullauth = 1;
vol->username = NULL;
ctx->nullauth = 1;
ctx->username = NULL;
break;
case Opt_user:
string = match_strdup(args);
......@@ -1949,9 +1949,9 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
goto cifs_parse_mount_err;
}
kfree(vol->username);
vol->username = kstrdup(string, GFP_KERNEL);
if (!vol->username)
kfree(ctx->username);
ctx->username = kstrdup(string, GFP_KERNEL);
if (!ctx->username)
goto cifs_parse_mount_err;
break;
case Opt_blank_pass:
......@@ -1968,8 +1968,8 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
tmp_end++;
if (!(tmp_end < end && tmp_end[1] == delim)) {
/* No it is not. Set the password to NULL */
kfree_sensitive(vol->password);
vol->password = NULL;
kfree_sensitive(ctx->password);
ctx->password = NULL;
break;
}
fallthrough; /* to Opt_pass below */
......@@ -2006,23 +2006,23 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
options = end;
}
kfree_sensitive(vol->password);
kfree_sensitive(ctx->password);
/* Now build new password string */
temp_len = strlen(value);
vol->password = kzalloc(temp_len+1, GFP_KERNEL);
if (vol->password == NULL) {
ctx->password = kzalloc(temp_len+1, GFP_KERNEL);
if (ctx->password == NULL) {
pr_warn("no memory for password\n");
goto cifs_parse_mount_err;
}
for (i = 0, j = 0; i < temp_len; i++, j++) {
vol->password[j] = value[i];
ctx->password[j] = value[i];
if ((value[i] == delim) &&
value[i+1] == delim)
/* skip the second deliminator */
i++;
}
vol->password[j] = '\0';
ctx->password[j] = '\0';
break;
case Opt_blank_ip:
/* FIXME: should this be an error instead? */
......@@ -2051,9 +2051,9 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
goto cifs_parse_mount_err;
}
kfree(vol->domainname);
vol->domainname = kstrdup(string, GFP_KERNEL);
if (!vol->domainname) {
kfree(ctx->domainname);
ctx->domainname = kstrdup(string, GFP_KERNEL);
if (!ctx->domainname) {
pr_warn("no memory for domainname\n");
goto cifs_parse_mount_err;
}
......@@ -2065,7 +2065,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
goto out_nomem;
if (!cifs_convert_address(
(struct sockaddr *)&vol->srcaddr,
(struct sockaddr *)&ctx->srcaddr,
string, strlen(string))) {
pr_warn("Could not parse srcaddr: %s\n",
string);
......@@ -2083,10 +2083,10 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
}
if (strncasecmp(string, "default", 7) != 0) {
kfree(vol->iocharset);
vol->iocharset = kstrdup(string,
kfree(ctx->iocharset);
ctx->iocharset = kstrdup(string,
GFP_KERNEL);
if (!vol->iocharset) {
if (!ctx->iocharset) {
pr_warn("no memory for charset\n");
goto cifs_parse_mount_err;
}
......@@ -2101,7 +2101,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
memset(vol->source_rfc1001_name, 0x20,
memset(ctx->source_rfc1001_name, 0x20,
RFC1001_NAME_LEN);
/*
* FIXME: are there cases in which a comma can
......@@ -2112,7 +2112,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
/* don't ucase netbiosname for user */
if (string[i] == 0)
break;
vol->source_rfc1001_name[i] = string[i];
ctx->source_rfc1001_name[i] = string[i];
}
/* The string has 16th byte zero still from
* set at top of the function
......@@ -2127,7 +2127,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
goto out_nomem;
/* last byte, type, is 0x20 for servr type */
memset(vol->target_rfc1001_name, 0x20,
memset(ctx->target_rfc1001_name, 0x20,
RFC1001_NAME_LEN_WITH_NULL);
/* BB are there cases in which a comma can be
......@@ -2139,7 +2139,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
for (i = 0; i < 15; i++) {
if (string[i] == 0)
break;
vol->target_rfc1001_name[i] = string[i];
ctx->target_rfc1001_name[i] = string[i];
}
/* The string has 16th byte zero still from
set at top of the function */
......@@ -2171,7 +2171,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
if (cifs_parse_smb_version(string, vol, is_smb3) != 0)
if (cifs_parse_smb_version(string, ctx, is_smb3) != 0)
goto cifs_parse_mount_err;
got_version = true;
break;
......@@ -2180,7 +2180,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
if (cifs_parse_security_flavors(string, vol) != 0)
if (cifs_parse_security_flavors(string, ctx) != 0)
goto cifs_parse_mount_err;
break;
case Opt_cache:
......@@ -2188,7 +2188,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
if (cifs_parse_cache_flavor(string, vol) != 0)
if (cifs_parse_cache_flavor(string, ctx) != 0)
goto cifs_parse_mount_err;
break;
default:
......@@ -2210,25 +2210,25 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
goto cifs_parse_mount_err;
}
if (vol->rdma && vol->vals->protocol_id < SMB30_PROT_ID) {
if (ctx->rdma && ctx->vals->protocol_id < SMB30_PROT_ID) {
cifs_dbg(VFS, "SMB Direct requires Version >=3.0\n");
goto cifs_parse_mount_err;
}
#ifndef CONFIG_KEYS
/* Muliuser mounts require CONFIG_KEYS support */
if (vol->multiuser) {
if (ctx->multiuser) {
cifs_dbg(VFS, "Multiuser mounts require kernels with CONFIG_KEYS enabled\n");
goto cifs_parse_mount_err;
}
#endif
if (!vol->UNC) {
if (!ctx->UNC) {
cifs_dbg(VFS, "CIFS mount error: No usable UNC path provided in device string!\n");
goto cifs_parse_mount_err;
}
/* make sure UNC has a share name */
if (!strchr(vol->UNC + 3, '\\')) {
if (!strchr(ctx->UNC + 3, '\\')) {
cifs_dbg(VFS, "Malformed UNC. Unable to find share name.\n");
goto cifs_parse_mount_err;
}
......@@ -2239,9 +2239,9 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
/* No ip= option specified? Try to get it from UNC */
/* Use the address part of the UNC. */
slash = strchr(&vol->UNC[2], '\\');
len = slash - &vol->UNC[2];
if (!cifs_convert_address(dstaddr, &vol->UNC[2], len)) {
slash = strchr(&ctx->UNC[2], '\\');
len = slash - &ctx->UNC[2];
if (!cifs_convert_address(dstaddr, &ctx->UNC[2], len)) {
pr_err("Unable to determine destination address\n");
goto cifs_parse_mount_err;
}
......@@ -2251,12 +2251,12 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
cifs_set_port(dstaddr, port);
if (uid_specified)
vol->override_uid = override_uid;
ctx->override_uid = override_uid;
else if (override_uid == 1)
pr_notice("ignoring forceuid mount option specified with no uid= option\n");
if (gid_specified)
vol->override_gid = override_gid;
ctx->override_gid = override_gid;
else if (override_gid == 1)
pr_notice("ignoring forcegid mount option specified with no gid= option\n");
......@@ -2377,14 +2377,14 @@ match_address(struct TCP_Server_Info *server, struct sockaddr *addr,
}
static bool
match_security(struct TCP_Server_Info *server, struct smb_vol *vol)
match_security(struct TCP_Server_Info *server, struct smb3_fs_context *ctx)
{
/*
* The select_sectype function should either return the vol->sectype
* The select_sectype function should either return the ctx->sectype
* that was specified, or "Unspecified" if that sectype was not
* compatible with the given NEGOTIATE request.
*/
if (server->ops->select_sectype(server, vol->sectype)
if (server->ops->select_sectype(server, ctx->sectype)
== Unspecified)
return false;
......@@ -2393,60 +2393,60 @@ match_security(struct TCP_Server_Info *server, struct smb_vol *vol)
* global_secflags at this point since if MUST_SIGN is set then
* the server->sign had better be too.
*/
if (vol->sign && !server->sign)
if (ctx->sign && !server->sign)
return false;
return true;
}
static int match_server(struct TCP_Server_Info *server, struct smb_vol *vol)
static int match_server(struct TCP_Server_Info *server, struct smb3_fs_context *ctx)
{
struct sockaddr *addr = (struct sockaddr *)&vol->dstaddr;
struct sockaddr *addr = (struct sockaddr *)&ctx->dstaddr;
if (vol->nosharesock)
if (ctx->nosharesock)
return 0;
/* If multidialect negotiation see if existing sessions match one */
if (strcmp(vol->vals->version_string, SMB3ANY_VERSION_STRING) == 0) {
if (strcmp(ctx->vals->version_string, SMB3ANY_VERSION_STRING) == 0) {
if (server->vals->protocol_id < SMB30_PROT_ID)
return 0;
} else if (strcmp(vol->vals->version_string,
} else if (strcmp(ctx->vals->version_string,
SMBDEFAULT_VERSION_STRING) == 0) {
if (server->vals->protocol_id < SMB21_PROT_ID)
return 0;
} else if ((server->vals != vol->vals) || (server->ops != vol->ops))
} else if ((server->vals != ctx->vals) || (server->ops != ctx->ops))
return 0;
if (!net_eq(cifs_net_ns(server), current->nsproxy->net_ns))
return 0;
if (!match_address(server, addr,
(struct sockaddr *)&vol->srcaddr))
(struct sockaddr *)&ctx->srcaddr))
return 0;
if (!match_port(server, addr))
return 0;
if (!match_security(server, vol))
if (!match_security(server, ctx))
return 0;
if (server->echo_interval != vol->echo_interval * HZ)
if (server->echo_interval != ctx->echo_interval * HZ)
return 0;
if (server->rdma != vol->rdma)
if (server->rdma != ctx->rdma)
return 0;
if (server->ignore_signature != vol->ignore_signature)
if (server->ignore_signature != ctx->ignore_signature)
return 0;
if (server->min_offload != vol->min_offload)
if (server->min_offload != ctx->min_offload)
return 0;
return 1;
}
struct TCP_Server_Info *
cifs_find_tcp_session(struct smb_vol *vol)
cifs_find_tcp_session(struct smb3_fs_context *ctx)
{
struct TCP_Server_Info *server;
......@@ -2456,7 +2456,7 @@ cifs_find_tcp_session(struct smb_vol *vol)
* Skip ses channels since they're only handled in lower layers
* (e.g. cifs_send_recv).
*/
if (server->is_channel || !match_server(server, vol))
if (server->is_channel || !match_server(server, ctx))
continue;
++server->srv_count;
......@@ -2514,15 +2514,15 @@ cifs_put_tcp_session(struct TCP_Server_Info *server, int from_reconnect)
}
struct TCP_Server_Info *
cifs_get_tcp_session(struct smb_vol *volume_info)
cifs_get_tcp_session(struct smb3_fs_context *ctx)
{
struct TCP_Server_Info *tcp_ses = NULL;
int rc;
cifs_dbg(FYI, "UNC: %s\n", volume_info->UNC);
cifs_dbg(FYI, "UNC: %s\n", ctx->UNC);
/* see if we already have a matching tcp_ses */
tcp_ses = cifs_find_tcp_session(volume_info);
tcp_ses = cifs_find_tcp_session(ctx);
if (tcp_ses)
return tcp_ses;
......@@ -2532,20 +2532,20 @@ cifs_get_tcp_session(struct smb_vol *volume_info)
goto out_err;
}
tcp_ses->ops = volume_info->ops;
tcp_ses->vals = volume_info->vals;
tcp_ses->ops = ctx->ops;
tcp_ses->vals = ctx->vals;
cifs_set_net_ns(tcp_ses, get_net(current->nsproxy->net_ns));
tcp_ses->hostname = extract_hostname(volume_info->UNC);
tcp_ses->hostname = extract_hostname(ctx->UNC);
if (IS_ERR(tcp_ses->hostname)) {
rc = PTR_ERR(tcp_ses->hostname);
goto out_err_crypto_release;
}
tcp_ses->noblockcnt = volume_info->rootfs;
tcp_ses->noblocksnd = volume_info->noblocksnd || volume_info->rootfs;
tcp_ses->noautotune = volume_info->noautotune;
tcp_ses->tcp_nodelay = volume_info->sockopt_tcp_nodelay;
tcp_ses->rdma = volume_info->rdma;
tcp_ses->noblockcnt = ctx->rootfs;
tcp_ses->noblocksnd = ctx->noblocksnd || ctx->rootfs;
tcp_ses->noautotune = ctx->noautotune;
tcp_ses->tcp_nodelay = ctx->sockopt_tcp_nodelay;
tcp_ses->rdma = ctx->rdma;
tcp_ses->in_flight = 0;
tcp_ses->max_in_flight = 0;
tcp_ses->credits = 1;
......@@ -2554,26 +2554,26 @@ cifs_get_tcp_session(struct smb_vol *volume_info)
INIT_LIST_HEAD(&tcp_ses->pending_mid_q);
mutex_init(&tcp_ses->srv_mutex);
memcpy(tcp_ses->workstation_RFC1001_name,
volume_info->source_rfc1001_name, RFC1001_NAME_LEN_WITH_NULL);
ctx->source_rfc1001_name, RFC1001_NAME_LEN_WITH_NULL);
memcpy(tcp_ses->server_RFC1001_name,
volume_info->target_rfc1001_name, RFC1001_NAME_LEN_WITH_NULL);
ctx->target_rfc1001_name, RFC1001_NAME_LEN_WITH_NULL);
tcp_ses->session_estab = false;
tcp_ses->sequence_number = 0;
tcp_ses->reconnect_instance = 1;
tcp_ses->lstrp = jiffies;
tcp_ses->compress_algorithm = cpu_to_le16(volume_info->compression);
tcp_ses->compress_algorithm = cpu_to_le16(ctx->compression);
spin_lock_init(&tcp_ses->req_lock);
INIT_LIST_HEAD(&tcp_ses->tcp_ses_list);
INIT_LIST_HEAD(&tcp_ses->smb_ses_list);
INIT_DELAYED_WORK(&tcp_ses->echo, cifs_echo_request);
INIT_DELAYED_WORK(&tcp_ses->reconnect, smb2_reconnect_server);
mutex_init(&tcp_ses->reconnect_mutex);
memcpy(&tcp_ses->srcaddr, &volume_info->srcaddr,
memcpy(&tcp_ses->srcaddr, &ctx->srcaddr,
sizeof(tcp_ses->srcaddr));
memcpy(&tcp_ses->dstaddr, &volume_info->dstaddr,
memcpy(&tcp_ses->dstaddr, &ctx->dstaddr,
sizeof(tcp_ses->dstaddr));
if (volume_info->use_client_guid)
memcpy(tcp_ses->client_guid, volume_info->client_guid,
if (ctx->use_client_guid)
memcpy(tcp_ses->client_guid, ctx->client_guid,
SMB2_CLIENT_GUID_SIZE);
else
generate_random_uuid(tcp_ses->client_guid);
......@@ -2585,9 +2585,9 @@ cifs_get_tcp_session(struct smb_vol *volume_info)
tcp_ses->tcpStatus = CifsNew;
++tcp_ses->srv_count;
if (volume_info->echo_interval >= SMB_ECHO_INTERVAL_MIN &&
volume_info->echo_interval <= SMB_ECHO_INTERVAL_MAX)
tcp_ses->echo_interval = volume_info->echo_interval * HZ;
if (ctx->echo_interval >= SMB_ECHO_INTERVAL_MIN &&
ctx->echo_interval <= SMB_ECHO_INTERVAL_MAX)
tcp_ses->echo_interval = ctx->echo_interval * HZ;
else
tcp_ses->echo_interval = SMB_ECHO_INTERVAL_DEFAULT * HZ;
if (tcp_ses->rdma) {
......@@ -2597,7 +2597,7 @@ cifs_get_tcp_session(struct smb_vol *volume_info)
goto out_err_crypto_release;
#endif
tcp_ses->smbd_conn = smbd_get_connection(
tcp_ses, (struct sockaddr *)&volume_info->dstaddr);
tcp_ses, (struct sockaddr *)&ctx->dstaddr);
if (tcp_ses->smbd_conn) {
cifs_dbg(VFS, "RDMA transport established\n");
rc = 0;
......@@ -2626,11 +2626,11 @@ cifs_get_tcp_session(struct smb_vol *volume_info)
module_put(THIS_MODULE);
goto out_err_crypto_release;
}
tcp_ses->min_offload = volume_info->min_offload;
tcp_ses->min_offload = ctx->min_offload;
tcp_ses->tcpStatus = CifsNeedNegotiate;
tcp_ses->nr_targets = 1;
tcp_ses->ignore_signature = volume_info->ignore_signature;
tcp_ses->ignore_signature = ctx->ignore_signature;
/* thread spawned, put it on the list */
spin_lock(&cifs_tcp_ses_lock);
list_add(&tcp_ses->tcp_ses_list, &cifs_tcp_ses_list);
......@@ -2659,41 +2659,41 @@ cifs_get_tcp_session(struct smb_vol *volume_info)
return ERR_PTR(rc);
}
static int match_session(struct cifs_ses *ses, struct smb_vol *vol)
static int match_session(struct cifs_ses *ses, struct smb3_fs_context *ctx)
{
if (vol->sectype != Unspecified &&
vol->sectype != ses->sectype)
if (ctx->sectype != Unspecified &&
ctx->sectype != ses->sectype)
return 0;
/*
* If an existing session is limited to less channels than
* requested, it should not be reused
*/
if (ses->chan_max < vol->max_channels)
if (ses->chan_max < ctx->max_channels)
return 0;
switch (ses->sectype) {
case Kerberos:
if (!uid_eq(vol->cred_uid, ses->cred_uid))
if (!uid_eq(ctx->cred_uid, ses->cred_uid))
return 0;
break;
default:
/* NULL username means anonymous session */
if (ses->user_name == NULL) {
if (!vol->nullauth)
if (!ctx->nullauth)
return 0;
break;
}
/* anything else takes username/password */
if (strncmp(ses->user_name,
vol->username ? vol->username : "",
ctx->username ? ctx->username : "",
CIFS_MAX_USERNAME_LEN))
return 0;
if ((vol->username && strlen(vol->username) != 0) &&
if ((ctx->username && strlen(ctx->username) != 0) &&
ses->password != NULL &&
strncmp(ses->password,
vol->password ? vol->password : "",
ctx->password ? ctx->password : "",
CIFS_MAX_PASSWORD_LEN))
return 0;
}
......@@ -2707,7 +2707,7 @@ static int match_session(struct cifs_ses *ses, struct smb_vol *vol)
* tcon_ipc. The IPC tcon has the same lifetime as the session.
*/
static int
cifs_setup_ipc(struct cifs_ses *ses, struct smb_vol *volume_info)
cifs_setup_ipc(struct cifs_ses *ses, struct smb3_fs_context *ctx)
{
int rc = 0, xid;
struct cifs_tcon *tcon;
......@@ -2720,7 +2720,7 @@ cifs_setup_ipc(struct cifs_ses *ses, struct smb_vol *volume_info)
* If the mount request that resulted in the creation of the
* session requires encryption, force IPC to be encrypted too.
*/
if (volume_info->seal) {
if (ctx->seal) {
if (server->capabilities & SMB2_GLOBAL_CAP_ENCRYPTION)
seal = true;
else {
......@@ -2789,7 +2789,7 @@ cifs_free_ipc(struct cifs_ses *ses)
}
static struct cifs_ses *
cifs_find_smb_ses(struct TCP_Server_Info *server, struct smb_vol *vol)
cifs_find_smb_ses(struct TCP_Server_Info *server, struct smb3_fs_context *ctx)
{
struct cifs_ses *ses;
......@@ -2797,7 +2797,7 @@ cifs_find_smb_ses(struct TCP_Server_Info *server, struct smb_vol *vol)
list_for_each_entry(ses, &server->smb_ses_list, smb_ses_list) {
if (ses->status == CifsExiting)
continue;
if (!match_session(ses, vol))
if (!match_session(ses, ctx))
continue;
++ses->ses_count;
spin_unlock(&cifs_tcp_ses_lock);
......@@ -2861,7 +2861,7 @@ void cifs_put_smb_ses(struct cifs_ses *ses)
/* Populate username and pw fields from keyring if possible */
static int
cifs_set_cifscreds(struct smb_vol *vol, struct cifs_ses *ses)
cifs_set_cifscreds(struct smb3_fs_context *ctx, struct cifs_ses *ses)
{
int rc = 0;
int is_domain = 0;
......@@ -2941,32 +2941,32 @@ cifs_set_cifscreds(struct smb_vol *vol, struct cifs_ses *ses)
goto out_key_put;
}
vol->username = kstrndup(payload, len, GFP_KERNEL);
if (!vol->username) {
ctx->username = kstrndup(payload, len, GFP_KERNEL);
if (!ctx->username) {
cifs_dbg(FYI, "Unable to allocate %zd bytes for username\n",
len);
rc = -ENOMEM;
goto out_key_put;
}
cifs_dbg(FYI, "%s: username=%s\n", __func__, vol->username);
cifs_dbg(FYI, "%s: username=%s\n", __func__, ctx->username);
len = key->datalen - (len + 1);
if (len > CIFS_MAX_PASSWORD_LEN || len <= 0) {
cifs_dbg(FYI, "Bad len for password search (len=%zd)\n", len);
rc = -EINVAL;
kfree(vol->username);
vol->username = NULL;
kfree(ctx->username);
ctx->username = NULL;
goto out_key_put;
}
++delim;
vol->password = kstrndup(delim, len, GFP_KERNEL);
if (!vol->password) {
ctx->password = kstrndup(delim, len, GFP_KERNEL);
if (!ctx->password) {
cifs_dbg(FYI, "Unable to allocate %zd bytes for password\n",
len);
rc = -ENOMEM;
kfree(vol->username);
vol->username = NULL;
kfree(ctx->username);
ctx->username = NULL;
goto out_key_put;
}
......@@ -2975,17 +2975,17 @@ cifs_set_cifscreds(struct smb_vol *vol, struct cifs_ses *ses)
* for the request.
*/
if (is_domain && ses->domainName) {
vol->domainname = kstrndup(ses->domainName,
ctx->domainname = kstrndup(ses->domainName,
strlen(ses->domainName),
GFP_KERNEL);
if (!vol->domainname) {
if (!ctx->domainname) {
cifs_dbg(FYI, "Unable to allocate %zd bytes for domain\n",
len);
rc = -ENOMEM;
kfree(vol->username);
vol->username = NULL;
kfree_sensitive(vol->password);
vol->password = NULL;
kfree(ctx->username);
ctx->username = NULL;
kfree_sensitive(ctx->password);
ctx->password = NULL;
goto out_key_put;
}
}
......@@ -3000,7 +3000,7 @@ cifs_set_cifscreds(struct smb_vol *vol, struct cifs_ses *ses)
}
#else /* ! CONFIG_KEYS */
static inline int
cifs_set_cifscreds(struct smb_vol *vol __attribute__((unused)),
cifs_set_cifscreds(struct smb3_fs_context *ctx __attribute__((unused)),
struct cifs_ses *ses __attribute__((unused)))
{
return -ENOSYS;
......@@ -3008,14 +3008,14 @@ cifs_set_cifscreds(struct smb_vol *vol __attribute__((unused)),
#endif /* CONFIG_KEYS */
/**
* cifs_get_smb_ses - get a session matching @volume_info data from @server
* cifs_get_smb_ses - get a session matching @ctx data from @server
*
* This function assumes it is being called from cifs_mount() where we
* already got a server reference (server refcount +1). See
* cifs_get_tcon() for refcount explanations.
*/
struct cifs_ses *
cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb_vol *volume_info)
cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb3_fs_context *ctx)
{
int rc = -ENOMEM;
unsigned int xid;
......@@ -3025,7 +3025,7 @@ cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb_vol *volume_info)
xid = get_xid();
ses = cifs_find_smb_ses(server, volume_info);
ses = cifs_find_smb_ses(server, ctx);
if (ses) {
cifs_dbg(FYI, "Existing smb sess found (status=%d)\n",
ses->status);
......@@ -3042,7 +3042,7 @@ cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb_vol *volume_info)
if (ses->need_reconnect) {
cifs_dbg(FYI, "Session needs reconnect\n");
rc = cifs_setup_session(xid, ses,
volume_info->local_nls);
ctx->local_nls);
if (rc) {
mutex_unlock(&ses->session_mutex);
/* problem -- put our reference */
......@@ -3071,40 +3071,40 @@ cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb_vol *volume_info)
else
sprintf(ses->serverName, "%pI4", &addr->sin_addr);
if (volume_info->username) {
ses->user_name = kstrdup(volume_info->username, GFP_KERNEL);
if (ctx->username) {
ses->user_name = kstrdup(ctx->username, GFP_KERNEL);
if (!ses->user_name)
goto get_ses_fail;
}
/* volume_info->password freed at unmount */
if (volume_info->password) {
ses->password = kstrdup(volume_info->password, GFP_KERNEL);
/* ctx->password freed at unmount */
if (ctx->password) {
ses->password = kstrdup(ctx->password, GFP_KERNEL);
if (!ses->password)
goto get_ses_fail;
}
if (volume_info->domainname) {
ses->domainName = kstrdup(volume_info->domainname, GFP_KERNEL);
if (ctx->domainname) {
ses->domainName = kstrdup(ctx->domainname, GFP_KERNEL);
if (!ses->domainName)
goto get_ses_fail;
}
if (volume_info->domainauto)
ses->domainAuto = volume_info->domainauto;
ses->cred_uid = volume_info->cred_uid;
ses->linux_uid = volume_info->linux_uid;
if (ctx->domainauto)
ses->domainAuto = ctx->domainauto;
ses->cred_uid = ctx->cred_uid;
ses->linux_uid = ctx->linux_uid;
ses->sectype = volume_info->sectype;
ses->sign = volume_info->sign;
ses->sectype = ctx->sectype;
ses->sign = ctx->sign;
mutex_lock(&ses->session_mutex);
/* add server as first channel */
ses->chans[0].server = server;
ses->chan_count = 1;
ses->chan_max = volume_info->multichannel ? volume_info->max_channels:1;
ses->chan_max = ctx->multichannel ? ctx->max_channels:1;
rc = cifs_negotiate_protocol(xid, ses);
if (!rc)
rc = cifs_setup_session(xid, ses, volume_info->local_nls);
rc = cifs_setup_session(xid, ses, ctx->local_nls);
/* each channel uses a different signing key */
memcpy(ses->chans[0].signkey, ses->smb3signingkey,
......@@ -3121,7 +3121,7 @@ cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb_vol *volume_info)
free_xid(xid);
cifs_setup_ipc(ses, volume_info);
cifs_setup_ipc(ses, ctx);
return ses;
......@@ -3131,27 +3131,27 @@ cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb_vol *volume_info)
return ERR_PTR(rc);
}
static int match_tcon(struct cifs_tcon *tcon, struct smb_vol *volume_info)
static int match_tcon(struct cifs_tcon *tcon, struct smb3_fs_context *ctx)
{
if (tcon->tidStatus == CifsExiting)
return 0;
if (strncmp(tcon->treeName, volume_info->UNC, MAX_TREE_SIZE))
if (strncmp(tcon->treeName, ctx->UNC, MAX_TREE_SIZE))
return 0;
if (tcon->seal != volume_info->seal)
if (tcon->seal != ctx->seal)
return 0;
if (tcon->snapshot_time != volume_info->snapshot_time)
if (tcon->snapshot_time != ctx->snapshot_time)
return 0;
if (tcon->handle_timeout != volume_info->handle_timeout)
if (tcon->handle_timeout != ctx->handle_timeout)
return 0;
if (tcon->no_lease != volume_info->no_lease)
if (tcon->no_lease != ctx->no_lease)
return 0;
if (tcon->nodelete != volume_info->nodelete)
if (tcon->nodelete != ctx->nodelete)
return 0;
return 1;
}
static struct cifs_tcon *
cifs_find_tcon(struct cifs_ses *ses, struct smb_vol *volume_info)
cifs_find_tcon(struct cifs_ses *ses, struct smb3_fs_context *ctx)
{
struct list_head *tmp;
struct cifs_tcon *tcon;
......@@ -3163,7 +3163,7 @@ cifs_find_tcon(struct cifs_ses *ses, struct smb_vol *volume_info)
if (tcon->dfs_path)
continue;
#endif
if (!match_tcon(tcon, volume_info))
if (!match_tcon(tcon, ctx))
continue;
++tcon->tc_count;
spin_unlock(&cifs_tcp_ses_lock);
......@@ -3208,7 +3208,7 @@ cifs_put_tcon(struct cifs_tcon *tcon)
}
/**
* cifs_get_tcon - get a tcon matching @volume_info data from @ses
* cifs_get_tcon - get a tcon matching @ctx data from @ses
*
* - tcon refcount is the number of mount points using the tcon.
* - ses refcount is the number of tcon using the session.
......@@ -3228,12 +3228,12 @@ cifs_put_tcon(struct cifs_tcon *tcon)
* decrement the ses refcount.
*/
static struct cifs_tcon *
cifs_get_tcon(struct cifs_ses *ses, struct smb_vol *volume_info)
cifs_get_tcon(struct cifs_ses *ses, struct smb3_fs_context *ctx)
{
int rc, xid;
struct cifs_tcon *tcon;
tcon = cifs_find_tcon(ses, volume_info);
tcon = cifs_find_tcon(ses, ctx);
if (tcon) {
/*
* tcon has refcount already incremented but we need to
......@@ -3255,36 +3255,36 @@ cifs_get_tcon(struct cifs_ses *ses, struct smb_vol *volume_info)
goto out_fail;
}
if (volume_info->snapshot_time) {
if (ctx->snapshot_time) {
if (ses->server->vals->protocol_id == 0) {
cifs_dbg(VFS,
"Use SMB2 or later for snapshot mount option\n");
rc = -EOPNOTSUPP;
goto out_fail;
} else
tcon->snapshot_time = volume_info->snapshot_time;
tcon->snapshot_time = ctx->snapshot_time;
}
if (volume_info->handle_timeout) {
if (ctx->handle_timeout) {
if (ses->server->vals->protocol_id == 0) {
cifs_dbg(VFS,
"Use SMB2.1 or later for handle timeout option\n");
rc = -EOPNOTSUPP;
goto out_fail;
} else
tcon->handle_timeout = volume_info->handle_timeout;
tcon->handle_timeout = ctx->handle_timeout;
}
tcon->ses = ses;
if (volume_info->password) {
tcon->password = kstrdup(volume_info->password, GFP_KERNEL);
if (ctx->password) {
tcon->password = kstrdup(ctx->password, GFP_KERNEL);
if (!tcon->password) {
rc = -ENOMEM;
goto out_fail;
}
}
if (volume_info->seal) {
if (ctx->seal) {
if (ses->server->vals->protocol_id == 0) {
cifs_dbg(VFS,
"SMB3 or later required for encryption\n");
......@@ -3300,7 +3300,7 @@ cifs_get_tcon(struct cifs_ses *ses, struct smb_vol *volume_info)
}
}
if (volume_info->linux_ext) {
if (ctx->linux_ext) {
if (ses->server->posix_ext_supported) {
tcon->posix_extensions = true;
pr_warn_once("SMB3.11 POSIX Extensions are experimental\n");
......@@ -3316,8 +3316,8 @@ cifs_get_tcon(struct cifs_ses *ses, struct smb_vol *volume_info)
* SetFS as we do on SessSetup and reconnect?
*/
xid = get_xid();
rc = ses->server->ops->tree_connect(xid, ses, volume_info->UNC, tcon,
volume_info->local_nls);
rc = ses->server->ops->tree_connect(xid, ses, ctx->UNC, tcon,
ctx->local_nls);
free_xid(xid);
cifs_dbg(FYI, "Tcon rc = %d\n", rc);
if (rc)
......@@ -3325,7 +3325,7 @@ cifs_get_tcon(struct cifs_ses *ses, struct smb_vol *volume_info)
tcon->use_persistent = false;
/* check if SMB2 or later, CIFS does not support persistent handles */
if (volume_info->persistent) {
if (ctx->persistent) {
if (ses->server->vals->protocol_id == 0) {
cifs_dbg(VFS,
"SMB3 or later required for persistent handles\n");
......@@ -3342,10 +3342,10 @@ cifs_get_tcon(struct cifs_ses *ses, struct smb_vol *volume_info)
}
} else if ((tcon->capabilities & SMB2_SHARE_CAP_CONTINUOUS_AVAILABILITY)
&& (ses->server->capabilities & SMB2_GLOBAL_CAP_PERSISTENT_HANDLES)
&& (volume_info->nopersistent == false)) {
&& (ctx->nopersistent == false)) {
cifs_dbg(FYI, "enabling persistent handles\n");
tcon->use_persistent = true;
} else if (volume_info->resilient) {
} else if (ctx->resilient) {
if (ses->server->vals->protocol_id == 0) {
cifs_dbg(VFS,
"SMB2.1 or later required for resilient handles\n");
......@@ -3357,20 +3357,20 @@ cifs_get_tcon(struct cifs_ses *ses, struct smb_vol *volume_info)
/* If the user really knows what they are doing they can override */
if (tcon->share_flags & SMB2_SHAREFLAG_NO_CACHING) {
if (volume_info->cache_ro)
if (ctx->cache_ro)
cifs_dbg(VFS, "cache=ro requested on mount but NO_CACHING flag set on share\n");
else if (volume_info->cache_rw)
else if (ctx->cache_rw)
cifs_dbg(VFS, "cache=singleclient requested on mount but NO_CACHING flag set on share\n");
}
if (volume_info->no_lease) {
if (ctx->no_lease) {
if (ses->server->vals->protocol_id == 0) {
cifs_dbg(VFS,
"SMB2 or later required for nolease option\n");
rc = -EOPNOTSUPP;
goto out_fail;
} else
tcon->no_lease = volume_info->no_lease;
tcon->no_lease = ctx->no_lease;
}
/*
......@@ -3378,14 +3378,14 @@ cifs_get_tcon(struct cifs_ses *ses, struct smb_vol *volume_info)
* resources mounted more than once to the same server share the last
* value passed in for the retry flag is used.
*/
tcon->retry = volume_info->retry;
tcon->nocase = volume_info->nocase;
tcon->retry = ctx->retry;
tcon->nocase = ctx->nocase;
if (ses->server->capabilities & SMB2_GLOBAL_CAP_DIRECTORY_LEASING)
tcon->nohandlecache = volume_info->nohandlecache;
tcon->nohandlecache = ctx->nohandlecache;
else
tcon->nohandlecache = 1;
tcon->nodelete = volume_info->nodelete;
tcon->local_lease = volume_info->local_lease;
tcon->nodelete = ctx->nodelete;
tcon->local_lease = ctx->local_lease;
INIT_LIST_HEAD(&tcon->pending_opens);
spin_lock(&cifs_tcp_ses_lock);
......@@ -3484,7 +3484,7 @@ int
cifs_match_super(struct super_block *sb, void *data)
{
struct cifs_mnt_data *mnt_data = (struct cifs_mnt_data *)data;
struct smb_vol *volume_info;
struct smb3_fs_context *ctx;
struct cifs_sb_info *cifs_sb;
struct TCP_Server_Info *tcp_srv;
struct cifs_ses *ses;
......@@ -3503,11 +3503,11 @@ cifs_match_super(struct super_block *sb, void *data)
ses = tcon->ses;
tcp_srv = ses->server;
volume_info = mnt_data->vol;
ctx = mnt_data->ctx;
if (!match_server(tcp_srv, volume_info) ||
!match_session(ses, volume_info) ||
!match_tcon(tcon, volume_info) ||
if (!match_server(tcp_srv, ctx) ||
!match_session(ses, ctx) ||
!match_tcon(tcon, ctx) ||
!match_prepath(sb, mnt_data)) {
rc = 0;
goto out;
......@@ -3792,7 +3792,7 @@ ip_connect(struct TCP_Server_Info *server)
}
void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
struct cifs_sb_info *cifs_sb, struct smb_vol *vol_info)
struct cifs_sb_info *cifs_sb, struct smb3_fs_context *ctx)
{
/* if we are reconnecting then should we check to see if
* any requested capabilities changed locally e.g. via
......@@ -3805,12 +3805,12 @@ void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
* and once without posixacls or posix paths? */
__u64 saved_cap = le64_to_cpu(tcon->fsUnixInfo.Capability);
if (vol_info && vol_info->no_linux_ext) {
if (ctx && ctx->no_linux_ext) {
tcon->fsUnixInfo.Capability = 0;
tcon->unix_ext = 0; /* Unix Extensions disabled */
cifs_dbg(FYI, "Linux protocol extensions disabled\n");
return;
} else if (vol_info)
} else if (ctx)
tcon->unix_ext = 1; /* Unix Extensions supported */
if (tcon->unix_ext == 0) {
......@@ -3823,7 +3823,7 @@ void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
cifs_dbg(FYI, "unix caps which server supports %lld\n", cap);
/* check for reconnect case in which we do not
want to change the mount behavior if we can avoid it */
if (vol_info == NULL) {
if (ctx == NULL) {
/* turn off POSIX ACL and PATHNAMES if not set
originally at mount time */
if ((saved_cap & CIFS_UNIX_POSIX_ACL_CAP) == 0)
......@@ -3842,7 +3842,7 @@ void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
cifs_dbg(VFS, "per-share encryption not supported yet\n");
cap &= CIFS_UNIX_CAP_MASK;
if (vol_info && vol_info->no_psx_acl)
if (ctx && ctx->no_psx_acl)
cap &= ~CIFS_UNIX_POSIX_ACL_CAP;
else if (CIFS_UNIX_POSIX_ACL_CAP & cap) {
cifs_dbg(FYI, "negotiated posix acl support\n");
......@@ -3851,7 +3851,7 @@ void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
CIFS_MOUNT_POSIXACL;
}
if (vol_info && vol_info->posix_paths == 0)
if (ctx && ctx->posix_paths == 0)
cap &= ~CIFS_UNIX_POSIX_PATHNAMES_CAP;
else if (cap & CIFS_UNIX_POSIX_PATHNAMES_CAP) {
cifs_dbg(FYI, "negotiate posix pathnames\n");
......@@ -3882,16 +3882,16 @@ void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
cifs_dbg(FYI, "mandatory transport encryption cap\n");
#endif /* CIFS_DEBUG2 */
if (CIFSSMBSetFSUnixInfo(xid, tcon, cap)) {
if (vol_info == NULL) {
if (ctx == NULL)
cifs_dbg(FYI, "resetting capabilities failed\n");
} else
else
cifs_dbg(VFS, "Negotiating Unix capabilities with the server failed. Consider mounting with the Unix Extensions disabled if problems are found by specifying the nounix mount option.\n");
}
}
}
int cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
int cifs_setup_cifs_sb(struct smb3_fs_context *ctx,
struct cifs_sb_info *cifs_sb)
{
INIT_DELAYED_WORK(&cifs_sb->prune_tlinks, cifs_prune_tlinks);
......@@ -3899,91 +3899,91 @@ int cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
spin_lock_init(&cifs_sb->tlink_tree_lock);
cifs_sb->tlink_tree = RB_ROOT;
cifs_sb->bsize = pvolume_info->bsize;
cifs_sb->bsize = ctx->bsize;
/*
* Temporarily set r/wsize for matching superblock. If we end up using
* new sb then client will later negotiate it downward if needed.
*/
cifs_sb->rsize = pvolume_info->rsize;
cifs_sb->wsize = pvolume_info->wsize;
cifs_sb->rsize = ctx->rsize;
cifs_sb->wsize = ctx->wsize;
cifs_sb->mnt_uid = pvolume_info->linux_uid;
cifs_sb->mnt_gid = pvolume_info->linux_gid;
cifs_sb->mnt_file_mode = pvolume_info->file_mode;
cifs_sb->mnt_dir_mode = pvolume_info->dir_mode;
cifs_sb->mnt_uid = ctx->linux_uid;
cifs_sb->mnt_gid = ctx->linux_gid;
cifs_sb->mnt_file_mode = ctx->file_mode;
cifs_sb->mnt_dir_mode = ctx->dir_mode;
cifs_dbg(FYI, "file mode: %04ho dir mode: %04ho\n",
cifs_sb->mnt_file_mode, cifs_sb->mnt_dir_mode);
cifs_sb->actimeo = pvolume_info->actimeo;
cifs_sb->local_nls = pvolume_info->local_nls;
cifs_sb->actimeo = ctx->actimeo;
cifs_sb->local_nls = ctx->local_nls;
if (pvolume_info->nodfs)
if (ctx->nodfs)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NO_DFS;
if (pvolume_info->noperm)
if (ctx->noperm)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NO_PERM;
if (pvolume_info->setuids)
if (ctx->setuids)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_SET_UID;
if (pvolume_info->setuidfromacl)
if (ctx->setuidfromacl)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_UID_FROM_ACL;
if (pvolume_info->server_ino)
if (ctx->server_ino)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_SERVER_INUM;
if (pvolume_info->remap)
if (ctx->remap)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_MAP_SFM_CHR;
if (pvolume_info->sfu_remap)
if (ctx->sfu_remap)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_MAP_SPECIAL_CHR;
if (pvolume_info->no_xattr)
if (ctx->no_xattr)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NO_XATTR;
if (pvolume_info->sfu_emul)
if (ctx->sfu_emul)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_UNX_EMUL;
if (pvolume_info->nobrl)
if (ctx->nobrl)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NO_BRL;
if (pvolume_info->nohandlecache)
if (ctx->nohandlecache)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NO_HANDLE_CACHE;
if (pvolume_info->nostrictsync)
if (ctx->nostrictsync)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NOSSYNC;
if (pvolume_info->mand_lock)
if (ctx->mand_lock)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NOPOSIXBRL;
if (pvolume_info->rwpidforward)
if (ctx->rwpidforward)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_RWPIDFORWARD;
if (pvolume_info->mode_ace)
if (ctx->mode_ace)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_MODE_FROM_SID;
if (pvolume_info->cifs_acl)
if (ctx->cifs_acl)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_CIFS_ACL;
if (pvolume_info->backupuid_specified) {
if (ctx->backupuid_specified) {
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_CIFS_BACKUPUID;
cifs_sb->mnt_backupuid = pvolume_info->backupuid;
cifs_sb->mnt_backupuid = ctx->backupuid;
}
if (pvolume_info->backupgid_specified) {
if (ctx->backupgid_specified) {
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_CIFS_BACKUPGID;
cifs_sb->mnt_backupgid = pvolume_info->backupgid;
cifs_sb->mnt_backupgid = ctx->backupgid;
}
if (pvolume_info->override_uid)
if (ctx->override_uid)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_OVERR_UID;
if (pvolume_info->override_gid)
if (ctx->override_gid)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_OVERR_GID;
if (pvolume_info->dynperm)
if (ctx->dynperm)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_DYNPERM;
if (pvolume_info->fsc)
if (ctx->fsc)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_FSCACHE;
if (pvolume_info->multiuser)
if (ctx->multiuser)
cifs_sb->mnt_cifs_flags |= (CIFS_MOUNT_MULTIUSER |
CIFS_MOUNT_NO_PERM);
if (pvolume_info->strict_io)
if (ctx->strict_io)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_STRICT_IO;
if (pvolume_info->direct_io) {
if (ctx->direct_io) {
cifs_dbg(FYI, "mounting share using direct i/o\n");
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_DIRECT_IO;
}
if (pvolume_info->cache_ro) {
if (ctx->cache_ro) {
cifs_dbg(VFS, "mounting share with read only caching. Ensure that the share will not be modified while in use.\n");
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_RO_CACHE;
} else if (pvolume_info->cache_rw) {
} else if (ctx->cache_rw) {
cifs_dbg(VFS, "mounting share in single client RW caching mode. Ensure that no other systems will be accessing the share.\n");
cifs_sb->mnt_cifs_flags |= (CIFS_MOUNT_RO_CACHE |
CIFS_MOUNT_RW_CACHE);
}
if (pvolume_info->mfsymlinks) {
if (pvolume_info->sfu_emul) {
if (ctx->mfsymlinks) {
if (ctx->sfu_emul) {
/*
* Our SFU ("Services for Unix" emulation does not allow
* creating symlinks but does allow reading existing SFU
......@@ -4000,11 +4000,11 @@ int cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_MF_SYMLINKS;
}
if ((pvolume_info->cifs_acl) && (pvolume_info->dynperm))
if ((ctx->cifs_acl) && (ctx->dynperm))
cifs_dbg(VFS, "mount option dynperm ignored if cifsacl mount option supported\n");
if (pvolume_info->prepath) {
cifs_sb->prepath = kstrdup(pvolume_info->prepath, GFP_KERNEL);
if (ctx->prepath) {
cifs_sb->prepath = kstrdup(ctx->prepath, GFP_KERNEL);
if (cifs_sb->prepath == NULL)
return -ENOMEM;
}
......@@ -4013,23 +4013,23 @@ int cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
}
void
cifs_cleanup_volume_info_contents(struct smb_vol *volume_info)
cifs_cleanup_volume_info_contents(struct smb3_fs_context *ctx)
{
kfree(volume_info->username);
kfree_sensitive(volume_info->password);
kfree(volume_info->UNC);
kfree(volume_info->domainname);
kfree(volume_info->iocharset);
kfree(volume_info->prepath);
kfree(ctx->username);
kfree_sensitive(ctx->password);
kfree(ctx->UNC);
kfree(ctx->domainname);
kfree(ctx->iocharset);
kfree(ctx->prepath);
}
void
cifs_cleanup_volume_info(struct smb_vol *volume_info)
cifs_cleanup_volume_info(struct smb3_fs_context *ctx)
{
if (!volume_info)
if (!ctx)
return;
cifs_cleanup_volume_info_contents(volume_info);
kfree(volume_info);
cifs_cleanup_volume_info_contents(ctx);
kfree(ctx);
}
/* Release all succeed connections */
......@@ -4051,7 +4051,7 @@ static inline void mount_put_conns(struct cifs_sb_info *cifs_sb,
}
/* Get connections for tcp, ses and tcon */
static int mount_get_conns(struct smb_vol *vol, struct cifs_sb_info *cifs_sb,
static int mount_get_conns(struct smb3_fs_context *ctx, struct cifs_sb_info *cifs_sb,
unsigned int *xid,
struct TCP_Server_Info **nserver,
struct cifs_ses **nses, struct cifs_tcon **ntcon)
......@@ -4068,7 +4068,7 @@ static int mount_get_conns(struct smb_vol *vol, struct cifs_sb_info *cifs_sb,
*xid = get_xid();
/* get a reference to a tcp session */
server = cifs_get_tcp_session(vol);
server = cifs_get_tcp_session(ctx);
if (IS_ERR(server)) {
rc = PTR_ERR(server);
return rc;
......@@ -4076,13 +4076,13 @@ static int mount_get_conns(struct smb_vol *vol, struct cifs_sb_info *cifs_sb,
*nserver = server;
if ((vol->max_credits < 20) || (vol->max_credits > 60000))
if ((ctx->max_credits < 20) || (ctx->max_credits > 60000))
server->max_credits = SMB2_MAX_CREDITS_AVAILABLE;
else
server->max_credits = vol->max_credits;
server->max_credits = ctx->max_credits;
/* get a reference to a SMB session */
ses = cifs_get_smb_ses(server, vol);
ses = cifs_get_smb_ses(server, ctx);
if (IS_ERR(ses)) {
rc = PTR_ERR(ses);
return rc;
......@@ -4090,14 +4090,14 @@ static int mount_get_conns(struct smb_vol *vol, struct cifs_sb_info *cifs_sb,
*nses = ses;
if ((vol->persistent == true) && (!(ses->server->capabilities &
if ((ctx->persistent == true) && (!(ses->server->capabilities &
SMB2_GLOBAL_CAP_PERSISTENT_HANDLES))) {
cifs_server_dbg(VFS, "persistent handles not supported by server\n");
return -EOPNOTSUPP;
}
/* search for existing tcon to this server share */
tcon = cifs_get_tcon(ses, vol);
tcon = cifs_get_tcon(ses, ctx);
if (IS_ERR(tcon)) {
rc = PTR_ERR(tcon);
return rc;
......@@ -4115,7 +4115,7 @@ static int mount_get_conns(struct smb_vol *vol, struct cifs_sb_info *cifs_sb,
* reset of caps checks mount to see if unix extensions disabled
* for just this mount.
*/
reset_cifs_unix_caps(*xid, tcon, cifs_sb, vol);
reset_cifs_unix_caps(*xid, tcon, cifs_sb, ctx);
if ((tcon->ses->server->tcpStatus == CifsNeedReconnect) &&
(le64_to_cpu(tcon->fsUnixInfo.Capability) &
CIFS_UNIX_TRANSPORT_ENCRYPTION_MANDATORY_CAP))
......@@ -4137,8 +4137,8 @@ static int mount_get_conns(struct smb_vol *vol, struct cifs_sb_info *cifs_sb,
}
}
cifs_sb->wsize = server->ops->negotiate_wsize(tcon, vol);
cifs_sb->rsize = server->ops->negotiate_rsize(tcon, vol);
cifs_sb->wsize = server->ops->negotiate_wsize(tcon, ctx);
cifs_sb->rsize = server->ops->negotiate_rsize(tcon, ctx);
return 0;
}
......@@ -4175,13 +4175,13 @@ static int mount_setup_tlink(struct cifs_sb_info *cifs_sb, struct cifs_ses *ses,
* exiting connection (tcon)
*/
static char *
build_unc_path_to_root(const struct smb_vol *vol,
build_unc_path_to_root(const struct smb3_fs_context *ctx,
const struct cifs_sb_info *cifs_sb, bool useppath)
{
char *full_path, *pos;
unsigned int pplen = useppath && vol->prepath ?
strlen(vol->prepath) + 1 : 0;
unsigned int unc_len = strnlen(vol->UNC, MAX_TREE_SIZE + 1);
unsigned int pplen = useppath && ctx->prepath ?
strlen(ctx->prepath) + 1 : 0;
unsigned int unc_len = strnlen(ctx->UNC, MAX_TREE_SIZE + 1);
if (unc_len > MAX_TREE_SIZE)
return ERR_PTR(-EINVAL);
......@@ -4190,12 +4190,12 @@ build_unc_path_to_root(const struct smb_vol *vol,
if (full_path == NULL)
return ERR_PTR(-ENOMEM);
memcpy(full_path, vol->UNC, unc_len);
memcpy(full_path, ctx->UNC, unc_len);
pos = full_path + unc_len;
if (pplen) {
*pos = CIFS_DIR_SEP(cifs_sb);
memcpy(pos + 1, vol->prepath, pplen);
memcpy(pos + 1, ctx->prepath, pplen);
pos += pplen;
}
......@@ -4218,7 +4218,7 @@ build_unc_path_to_root(const struct smb_vol *vol,
*/
static int
expand_dfs_referral(const unsigned int xid, struct cifs_ses *ses,
struct smb_vol *volume_info, struct cifs_sb_info *cifs_sb,
struct smb3_fs_context *ctx, struct cifs_sb_info *cifs_sb,
char *ref_path)
{
int rc;
......@@ -4228,7 +4228,7 @@ expand_dfs_referral(const unsigned int xid, struct cifs_ses *ses,
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NO_DFS)
return -EREMOTE;
full_path = build_unc_path_to_root(volume_info, cifs_sb, true);
full_path = build_unc_path_to_root(ctx, cifs_sb, true);
if (IS_ERR(full_path))
return PTR_ERR(full_path);
......@@ -4246,8 +4246,8 @@ expand_dfs_referral(const unsigned int xid, struct cifs_ses *ses,
rc = PTR_ERR(mdata);
mdata = NULL;
} else {
cifs_cleanup_volume_info_contents(volume_info);
rc = cifs_setup_volume_info(volume_info, mdata,
cifs_cleanup_volume_info_contents(ctx);
rc = cifs_setup_volume_info(ctx, mdata,
fake_devname, false);
}
kfree(fake_devname);
......@@ -4270,7 +4270,7 @@ static inline int get_next_dfs_tgt(const char *path,
}
static int update_vol_info(const struct dfs_cache_tgt_iterator *tgt_it,
struct smb_vol *fake_vol, struct smb_vol *vol)
struct smb3_fs_context *fake_ctx, struct smb3_fs_context *ctx)
{
const char *tgt = dfs_cache_get_tgt_name(tgt_it);
int len = strlen(tgt) + 2;
......@@ -4281,29 +4281,29 @@ static int update_vol_info(const struct dfs_cache_tgt_iterator *tgt_it,
return -ENOMEM;
scnprintf(new_unc, len, "\\%s", tgt);
kfree(vol->UNC);
vol->UNC = new_unc;
kfree(ctx->UNC);
ctx->UNC = new_unc;
if (fake_vol->prepath) {
kfree(vol->prepath);
vol->prepath = fake_vol->prepath;
fake_vol->prepath = NULL;
if (fake_ctx->prepath) {
kfree(ctx->prepath);
ctx->prepath = fake_ctx->prepath;
fake_ctx->prepath = NULL;
}
memcpy(&vol->dstaddr, &fake_vol->dstaddr, sizeof(vol->dstaddr));
memcpy(&ctx->dstaddr, &fake_ctx->dstaddr, sizeof(ctx->dstaddr));
return 0;
}
static int setup_dfs_tgt_conn(const char *path, const char *full_path,
const struct dfs_cache_tgt_iterator *tgt_it,
struct cifs_sb_info *cifs_sb, struct smb_vol *vol, unsigned int *xid,
struct TCP_Server_Info **server, struct cifs_ses **ses,
struct cifs_tcon **tcon)
struct cifs_sb_info *cifs_sb, struct smb3_fs_context *ctx,
unsigned int *xid, struct TCP_Server_Info **server,
struct cifs_ses **ses, struct cifs_tcon **tcon)
{
int rc;
struct dfs_info3_param ref = {0};
char *mdata = NULL, *fake_devname = NULL;
struct smb_vol fake_vol = {NULL};
struct smb3_fs_context fake_ctx = {NULL};
cifs_dbg(FYI, "%s: dfs path: %s\n", __func__, path);
......@@ -4319,37 +4319,37 @@ static int setup_dfs_tgt_conn(const char *path, const char *full_path,
mdata = NULL;
} else {
cifs_dbg(FYI, "%s: fake_devname: %s\n", __func__, fake_devname);
rc = cifs_setup_volume_info(&fake_vol, mdata, fake_devname,
false);
rc = cifs_setup_volume_info((struct smb3_fs_context *)&fake_ctx,
mdata, fake_devname, false);
}
kfree(mdata);
kfree(fake_devname);
if (!rc) {
/*
* We use a 'fake_vol' here because we need pass it down to the
* We use a 'fake_ctx' here because we need pass it down to the
* mount_{get,put} functions to test connection against new DFS
* targets.
*/
mount_put_conns(cifs_sb, *xid, *server, *ses, *tcon);
rc = mount_get_conns(&fake_vol, cifs_sb, xid, server, ses,
rc = mount_get_conns(&fake_ctx, cifs_sb, xid, server, ses,
tcon);
if (!rc || (*server && *ses)) {
/*
* We were able to connect to new target server.
* Update current volume info with new target server.
* Update current context with new target server.
*/
rc = update_vol_info(tgt_it, &fake_vol, vol);
rc = update_vol_info(tgt_it, &fake_ctx, ctx);
}
}
cifs_cleanup_volume_info_contents(&fake_vol);
cifs_cleanup_volume_info_contents((struct smb3_fs_context *)&fake_ctx);
return rc;
}
static int do_dfs_failover(const char *path, const char *full_path, struct cifs_sb_info *cifs_sb,
struct smb_vol *vol, struct cifs_ses *root_ses, unsigned int *xid,
struct TCP_Server_Info **server, struct cifs_ses **ses,
struct cifs_tcon **tcon)
struct smb3_fs_context *ctx, struct cifs_ses *root_ses,
unsigned int *xid, struct TCP_Server_Info **server,
struct cifs_ses **ses, struct cifs_tcon **tcon)
{
int rc;
struct dfs_cache_tgt_list tgt_list;
......@@ -4368,7 +4368,7 @@ static int do_dfs_failover(const char *path, const char *full_path, struct cifs_
if (rc)
break;
/* Connect to next DFS target */
rc = setup_dfs_tgt_conn(path, full_path, tgt_it, cifs_sb, vol, xid, server, ses,
rc = setup_dfs_tgt_conn(path, full_path, tgt_it, cifs_sb, ctx, xid, server, ses,
tcon);
if (!rc || (*server && *ses))
break;
......@@ -4389,21 +4389,21 @@ static int do_dfs_failover(const char *path, const char *full_path, struct cifs_
#endif
int
cifs_setup_volume_info(struct smb_vol *volume_info, char *mount_data,
cifs_setup_volume_info(struct smb3_fs_context *ctx, char *mount_data,
const char *devname, bool is_smb3)
{
int rc = 0;
if (cifs_parse_mount_options(mount_data, devname, volume_info, is_smb3))
if (cifs_parse_mount_options(mount_data, devname, ctx, is_smb3))
return -EINVAL;
if (volume_info->nullauth) {
if (ctx->nullauth) {
cifs_dbg(FYI, "Anonymous login\n");
kfree(volume_info->username);
volume_info->username = NULL;
} else if (volume_info->username) {
kfree(ctx->username);
ctx->username = NULL;
} else if (ctx->username) {
/* BB fixme parse for domain name here */
cifs_dbg(FYI, "Username: %s\n", volume_info->username);
cifs_dbg(FYI, "Username: %s\n", ctx->username);
} else {
cifs_dbg(VFS, "No username specified\n");
/* In userspace mount helper we can get user name from alternate
......@@ -4412,14 +4412,14 @@ cifs_setup_volume_info(struct smb_vol *volume_info, char *mount_data,
}
/* this is needed for ASCII cp to Unicode converts */
if (volume_info->iocharset == NULL) {
if (ctx->iocharset == NULL) {
/* load_nls_default cannot return null */
volume_info->local_nls = load_nls_default();
ctx->local_nls = load_nls_default();
} else {
volume_info->local_nls = load_nls(volume_info->iocharset);
if (volume_info->local_nls == NULL) {
ctx->local_nls = load_nls(ctx->iocharset);
if (ctx->local_nls == NULL) {
cifs_dbg(VFS, "CIFS mount error: iocharset %s not found\n",
volume_info->iocharset);
ctx->iocharset);
return -ELIBACC;
}
}
......@@ -4427,23 +4427,23 @@ cifs_setup_volume_info(struct smb_vol *volume_info, char *mount_data,
return rc;
}
struct smb_vol *
struct smb3_fs_context *
cifs_get_volume_info(char *mount_data, const char *devname, bool is_smb3)
{
int rc;
struct smb_vol *volume_info;
struct smb3_fs_context *ctx;
volume_info = kmalloc(sizeof(struct smb_vol), GFP_KERNEL);
if (!volume_info)
ctx = kmalloc(sizeof(*ctx), GFP_KERNEL);
if (!ctx)
return ERR_PTR(-ENOMEM);
rc = cifs_setup_volume_info(volume_info, mount_data, devname, is_smb3);
rc = cifs_setup_volume_info(ctx, mount_data, devname, is_smb3);
if (rc) {
cifs_cleanup_volume_info(volume_info);
volume_info = ERR_PTR(rc);
cifs_cleanup_volume_info(ctx);
ctx = ERR_PTR(rc);
}
return volume_info;
return ctx;
}
static int
......@@ -4497,7 +4497,7 @@ cifs_are_all_path_components_accessible(struct TCP_Server_Info *server,
* Check if path is remote (e.g. a DFS share). Return -EREMOTE if it is,
* otherwise 0.
*/
static int is_path_remote(struct cifs_sb_info *cifs_sb, struct smb_vol *vol,
static int is_path_remote(struct cifs_sb_info *cifs_sb, struct smb3_fs_context *ctx,
const unsigned int xid,
struct TCP_Server_Info *server,
struct cifs_tcon *tcon)
......@@ -4511,7 +4511,7 @@ static int is_path_remote(struct cifs_sb_info *cifs_sb, struct smb_vol *vol,
/*
* cifs_build_path_to_root works only when we have a valid tcon
*/
full_path = cifs_build_path_to_root(vol, cifs_sb, tcon,
full_path = cifs_build_path_to_root(ctx, cifs_sb, tcon,
tcon->Flags & SMB_SHARE_IS_IN_DFS);
if (full_path == NULL)
return -ENOMEM;
......@@ -4560,7 +4560,7 @@ static void put_root_ses(struct cifs_ses *ses)
}
/* Check if a path component is remote and then update @dfs_path accordingly */
static int check_dfs_prepath(struct cifs_sb_info *cifs_sb, struct smb_vol *vol,
static int check_dfs_prepath(struct cifs_sb_info *cifs_sb, struct smb3_fs_context *ctx,
const unsigned int xid, struct TCP_Server_Info *server,
struct cifs_tcon *tcon, char **dfs_path)
{
......@@ -4571,7 +4571,7 @@ static int check_dfs_prepath(struct cifs_sb_info *cifs_sb, struct smb_vol *vol,
int added_treename = tcon->Flags & SMB_SHARE_IS_IN_DFS;
int skip = added_treename;
path = cifs_build_path_to_root(vol, cifs_sb, tcon, added_treename);
path = cifs_build_path_to_root(ctx, cifs_sb, tcon, added_treename);
if (!path)
return -ENOMEM;
......@@ -4602,7 +4602,7 @@ static int check_dfs_prepath(struct cifs_sb_info *cifs_sb, struct smb_vol *vol,
*s = 0;
rc = server->ops->is_path_accessible(xid, tcon, cifs_sb, path);
if (rc && rc == -EREMOTE) {
struct smb_vol v = {NULL};
struct smb3_fs_context v = {NULL};
/* if @path contains a tree name, skip it in the prefix path */
if (added_treename) {
rc = cifs_parse_devname(path, &v);
......@@ -4612,7 +4612,7 @@ static int check_dfs_prepath(struct cifs_sb_info *cifs_sb, struct smb_vol *vol,
npath = build_unc_path_to_root(&v, cifs_sb, true);
cifs_cleanup_volume_info_contents(&v);
} else {
v.UNC = vol->UNC;
v.UNC = ctx->UNC;
v.prepath = path + 1;
npath = build_unc_path_to_root(&v, cifs_sb, true);
}
......@@ -4630,7 +4630,7 @@ static int check_dfs_prepath(struct cifs_sb_info *cifs_sb, struct smb_vol *vol,
return rc;
}
int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *vol)
int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb3_fs_context *ctx)
{
int rc = 0;
unsigned int xid;
......@@ -4642,7 +4642,7 @@ int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *vol)
char *oldmnt = NULL;
char *mntdata = NULL;
rc = mount_get_conns(vol, cifs_sb, &xid, &server, &ses, &tcon);
rc = mount_get_conns(ctx, cifs_sb, &xid, &server, &ses, &tcon);
/*
* Unconditionally try to get an DFS referral (even cached) to determine whether it is an
* DFS mount.
......@@ -4650,13 +4650,13 @@ int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *vol)
* Skip prefix path to provide support for DFS referrals from w2k8 servers which don't seem
* to respond with PATH_NOT_COVERED to requests that include the prefix.
*/
if (dfs_cache_find(xid, ses, cifs_sb->local_nls, cifs_remap(cifs_sb), vol->UNC + 1, NULL,
if (dfs_cache_find(xid, ses, cifs_sb->local_nls, cifs_remap(cifs_sb), ctx->UNC + 1, NULL,
NULL)) {
/* No DFS referral was returned. Looks like a regular share. */
if (rc)
goto error;
/* Check if it is fully accessible and then mount it */
rc = is_path_remote(cifs_sb, vol, xid, server, tcon);
rc = is_path_remote(cifs_sb, ctx, xid, server, tcon);
if (!rc)
goto out;
if (rc != -EREMOTE)
......@@ -4669,7 +4669,7 @@ int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *vol)
goto error;
}
/* Get path of DFS root */
ref_path = build_unc_path_to_root(vol, cifs_sb, false);
ref_path = build_unc_path_to_root(ctx, cifs_sb, false);
if (IS_ERR(ref_path)) {
rc = PTR_ERR(ref_path);
ref_path = NULL;
......@@ -4680,7 +4680,7 @@ int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *vol)
do {
/* Save full path of last DFS path we used to resolve final target server */
kfree(full_path);
full_path = build_unc_path_to_root(vol, cifs_sb, !!count);
full_path = build_unc_path_to_root(ctx, cifs_sb, !!count);
if (IS_ERR(full_path)) {
rc = PTR_ERR(full_path);
full_path = NULL;
......@@ -4688,17 +4688,17 @@ int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *vol)
}
/* Chase referral */
oldmnt = cifs_sb->mountdata;
rc = expand_dfs_referral(xid, root_ses, vol, cifs_sb, ref_path + 1);
rc = expand_dfs_referral(xid, root_ses, ctx, cifs_sb, ref_path + 1);
if (rc)
break;
/* Connect to new DFS target only if we were redirected */
if (oldmnt != cifs_sb->mountdata) {
mount_put_conns(cifs_sb, xid, server, ses, tcon);
rc = mount_get_conns(vol, cifs_sb, &xid, &server, &ses, &tcon);
rc = mount_get_conns(ctx, cifs_sb, &xid, &server, &ses, &tcon);
}
if (rc && !server && !ses) {
/* Failed to connect. Try to connect to other targets in the referral. */
rc = do_dfs_failover(ref_path + 1, full_path, cifs_sb, vol, root_ses, &xid,
rc = do_dfs_failover(ref_path + 1, full_path, cifs_sb, ctx, root_ses, &xid,
&server, &ses, &tcon);
}
if (rc == -EACCES || rc == -EOPNOTSUPP || !server || !ses)
......@@ -4711,7 +4711,7 @@ int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *vol)
set_root_ses(cifs_sb, ses, &root_ses);
}
/* Check for remaining path components and then continue chasing them (-EREMOTE) */
rc = check_dfs_prepath(cifs_sb, vol, xid, server, tcon, &ref_path);
rc = check_dfs_prepath(cifs_sb, ctx, xid, server, tcon, &ref_path);
/* Prevent recursion on broken link referrals */
if (rc == -EREMOTE && ++count > MAX_NESTED_LINKS)
rc = -ELOOP;
......@@ -4742,8 +4742,8 @@ int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *vol)
tcon->remap = cifs_remap(cifs_sb);
spin_unlock(&cifs_tcp_ses_lock);
/* Add original volume information for DFS cache to be used when refreshing referrals */
rc = dfs_cache_add_vol(mntdata, vol, cifs_sb->origin_fullpath);
/* Add original context for DFS cache to be used when refreshing referrals */
rc = dfs_cache_add_vol(mntdata, ctx, cifs_sb->origin_fullpath);
if (rc)
goto error;
/*
......@@ -4758,8 +4758,8 @@ int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *vol)
*/
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_USE_PREFIX_PATH;
kfree(cifs_sb->prepath);
cifs_sb->prepath = vol->prepath;
vol->prepath = NULL;
cifs_sb->prepath = ctx->prepath;
ctx->prepath = NULL;
out:
free_xid(xid);
......@@ -4776,7 +4776,7 @@ int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *vol)
return rc;
}
#else
int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *vol)
int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb3_fs_context *ctx)
{
int rc = 0;
unsigned int xid;
......@@ -4784,12 +4784,12 @@ int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *vol)
struct cifs_tcon *tcon;
struct TCP_Server_Info *server;
rc = mount_get_conns(vol, cifs_sb, &xid, &server, &ses, &tcon);
rc = mount_get_conns(ctx, cifs_sb, &xid, &server, &ses, &tcon);
if (rc)
goto error;
if (tcon) {
rc = is_path_remote(cifs_sb, vol, xid, server, tcon);
rc = is_path_remote(cifs_sb, ctx, xid, server, tcon);
if (rc == -EREMOTE)
rc = -EOPNOTSUPP;
if (rc)
......@@ -5066,15 +5066,15 @@ cifs_setup_session(const unsigned int xid, struct cifs_ses *ses,
}
static int
cifs_set_vol_auth(struct smb_vol *vol, struct cifs_ses *ses)
cifs_set_vol_auth(struct smb3_fs_context *ctx, struct cifs_ses *ses)
{
vol->sectype = ses->sectype;
ctx->sectype = ses->sectype;
/* krb5 is special, since we don't need username or pw */
if (vol->sectype == Kerberos)
if (ctx->sectype == Kerberos)
return 0;
return cifs_set_cifscreds(vol, ses);
return cifs_set_cifscreds(ctx, ses);
}
static struct cifs_tcon *
......@@ -5084,31 +5084,31 @@ cifs_construct_tcon(struct cifs_sb_info *cifs_sb, kuid_t fsuid)
struct cifs_tcon *master_tcon = cifs_sb_master_tcon(cifs_sb);
struct cifs_ses *ses;
struct cifs_tcon *tcon = NULL;
struct smb_vol *vol_info;
struct smb3_fs_context *ctx;
vol_info = kzalloc(sizeof(*vol_info), GFP_KERNEL);
if (vol_info == NULL)
ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
if (ctx == NULL)
return ERR_PTR(-ENOMEM);
vol_info->local_nls = cifs_sb->local_nls;
vol_info->linux_uid = fsuid;
vol_info->cred_uid = fsuid;
vol_info->UNC = master_tcon->treeName;
vol_info->retry = master_tcon->retry;
vol_info->nocase = master_tcon->nocase;
vol_info->nohandlecache = master_tcon->nohandlecache;
vol_info->local_lease = master_tcon->local_lease;
vol_info->no_lease = master_tcon->no_lease;
vol_info->resilient = master_tcon->use_resilient;
vol_info->persistent = master_tcon->use_persistent;
vol_info->handle_timeout = master_tcon->handle_timeout;
vol_info->no_linux_ext = !master_tcon->unix_ext;
vol_info->linux_ext = master_tcon->posix_extensions;
vol_info->sectype = master_tcon->ses->sectype;
vol_info->sign = master_tcon->ses->sign;
vol_info->seal = master_tcon->seal;
rc = cifs_set_vol_auth(vol_info, master_tcon->ses);
ctx->local_nls = cifs_sb->local_nls;
ctx->linux_uid = fsuid;
ctx->cred_uid = fsuid;
ctx->UNC = master_tcon->treeName;
ctx->retry = master_tcon->retry;
ctx->nocase = master_tcon->nocase;
ctx->nohandlecache = master_tcon->nohandlecache;
ctx->local_lease = master_tcon->local_lease;
ctx->no_lease = master_tcon->no_lease;
ctx->resilient = master_tcon->use_resilient;
ctx->persistent = master_tcon->use_persistent;
ctx->handle_timeout = master_tcon->handle_timeout;
ctx->no_linux_ext = !master_tcon->unix_ext;
ctx->linux_ext = master_tcon->posix_extensions;
ctx->sectype = master_tcon->ses->sectype;
ctx->sign = master_tcon->ses->sign;
ctx->seal = master_tcon->seal;
rc = cifs_set_vol_auth(ctx, master_tcon->ses);
if (rc) {
tcon = ERR_PTR(rc);
goto out;
......@@ -5119,26 +5119,26 @@ cifs_construct_tcon(struct cifs_sb_info *cifs_sb, kuid_t fsuid)
++master_tcon->ses->server->srv_count;
spin_unlock(&cifs_tcp_ses_lock);
ses = cifs_get_smb_ses(master_tcon->ses->server, vol_info);
ses = cifs_get_smb_ses(master_tcon->ses->server, ctx);
if (IS_ERR(ses)) {
tcon = (struct cifs_tcon *)ses;
cifs_put_tcp_session(master_tcon->ses->server, 0);
goto out;
}
tcon = cifs_get_tcon(ses, vol_info);
tcon = cifs_get_tcon(ses, ctx);
if (IS_ERR(tcon)) {
cifs_put_smb_ses(ses);
goto out;
}
if (cap_unix(ses))
reset_cifs_unix_caps(0, tcon, NULL, vol_info);
reset_cifs_unix_caps(0, tcon, NULL, ctx);
out:
kfree(vol_info->username);
kfree_sensitive(vol_info->password);
kfree(vol_info);
kfree(ctx->username);
kfree_sensitive(ctx->password);
kfree(ctx);
return tcon;
}
......
fs/cifs/dfs_cache.c
View file @ 3fa1c6d1
......@@ -20,6 +20,7 @@
#include "smb2glob.h"
#include "dfs_cache.h"
#include "fs_context.h"
#define CACHE_HTABLE_SIZE 32
#define CACHE_MAX_ENTRIES 64
......@@ -48,8 +49,8 @@ struct cache_entry {
struct vol_info {
char *fullpath;
spinlock_t smb_vol_lock;
struct smb_vol smb_vol;
spinlock_t ctx_lock;
struct smb3_fs_context ctx;
char *mntdata;
struct list_head list;
struct list_head rlist;
......@@ -586,7 +587,7 @@ static void __vol_release(struct vol_info *vi)
{
kfree(vi->fullpath);
kfree(vi->mntdata);
cifs_cleanup_volume_info_contents(&vi->smb_vol);
cifs_cleanup_volume_info_contents(&vi->ctx);
kfree(vi);
}
......@@ -1140,43 +1141,43 @@ int dfs_cache_get_tgt_referral(const char *path,
return rc;
}
static int dup_vol(struct smb_vol *vol, struct smb_vol *new)
static int dup_vol(struct smb3_fs_context *ctx, struct smb3_fs_context *new)
{
memcpy(new, vol, sizeof(*new));
memcpy(new, ctx, sizeof(*new));
if (vol->username) {
new->username = kstrndup(vol->username, strlen(vol->username),
if (ctx->username) {
new->username = kstrndup(ctx->username, strlen(ctx->username),
GFP_KERNEL);
if (!new->username)
return -ENOMEM;
}
if (vol->password) {
new->password = kstrndup(vol->password, strlen(vol->password),
if (ctx->password) {
new->password = kstrndup(ctx->password, strlen(ctx->password),
GFP_KERNEL);
if (!new->password)
goto err_free_username;
}
if (vol->UNC) {
cifs_dbg(FYI, "%s: vol->UNC: %s\n", __func__, vol->UNC);
new->UNC = kstrndup(vol->UNC, strlen(vol->UNC), GFP_KERNEL);
if (ctx->UNC) {
cifs_dbg(FYI, "%s: ctx->UNC: %s\n", __func__, ctx->UNC);
new->UNC = kstrndup(ctx->UNC, strlen(ctx->UNC), GFP_KERNEL);
if (!new->UNC)
goto err_free_password;
}
if (vol->domainname) {
new->domainname = kstrndup(vol->domainname,
strlen(vol->domainname), GFP_KERNEL);
if (ctx->domainname) {
new->domainname = kstrndup(ctx->domainname,
strlen(ctx->domainname), GFP_KERNEL);
if (!new->domainname)
goto err_free_unc;
}
if (vol->iocharset) {
new->iocharset = kstrndup(vol->iocharset,
strlen(vol->iocharset), GFP_KERNEL);
if (ctx->iocharset) {
new->iocharset = kstrndup(ctx->iocharset,
strlen(ctx->iocharset), GFP_KERNEL);
if (!new->iocharset)
goto err_free_domainname;
}
if (vol->prepath) {
cifs_dbg(FYI, "%s: vol->prepath: %s\n", __func__, vol->prepath);
new->prepath = kstrndup(vol->prepath, strlen(vol->prepath),
if (ctx->prepath) {
cifs_dbg(FYI, "%s: ctx->prepath: %s\n", __func__, ctx->prepath);
new->prepath = kstrndup(ctx->prepath, strlen(ctx->prepath),
GFP_KERNEL);
if (!new->prepath)
goto err_free_iocharset;
......@@ -1203,17 +1204,17 @@ static int dup_vol(struct smb_vol *vol, struct smb_vol *new)
* DFS cache refresh worker.
*
* @mntdata: mount data.
* @vol: cifs volume.
* @ctx: cifs context.
* @fullpath: origin full path.
*
* Return zero if volume was set up correctly, otherwise non-zero.
*/
int dfs_cache_add_vol(char *mntdata, struct smb_vol *vol, const char *fullpath)
int dfs_cache_add_vol(char *mntdata, struct smb3_fs_context *ctx, const char *fullpath)
{
int rc;
struct vol_info *vi;
if (!vol || !fullpath || !mntdata)
if (!ctx || !fullpath || !mntdata)
return -EINVAL;
cifs_dbg(FYI, "%s: fullpath: %s\n", __func__, fullpath);
......@@ -1228,12 +1229,12 @@ int dfs_cache_add_vol(char *mntdata, struct smb_vol *vol, const char *fullpath)
goto err_free_vi;
}
rc = dup_vol(vol, &vi->smb_vol);
rc = dup_vol(ctx, &vi->ctx);
if (rc)
goto err_free_fullpath;
vi->mntdata = mntdata;
spin_lock_init(&vi->smb_vol_lock);
spin_lock_init(&vi->ctx_lock);
kref_init(&vi->refcnt);
spin_lock(&vol_list_lock);
......@@ -1289,10 +1290,10 @@ int dfs_cache_update_vol(const char *fullpath, struct TCP_Server_Info *server)
spin_unlock(&vol_list_lock);
cifs_dbg(FYI, "%s: updating volume info\n", __func__);
spin_lock(&vi->smb_vol_lock);
memcpy(&vi->smb_vol.dstaddr, &server->dstaddr,
sizeof(vi->smb_vol.dstaddr));
spin_unlock(&vi->smb_vol_lock);
spin_lock(&vi->ctx_lock);
memcpy(&vi->ctx.dstaddr, &server->dstaddr,
sizeof(vi->ctx.dstaddr));
spin_unlock(&vi->ctx_lock);
kref_put(&vi->refcnt, vol_release);
......@@ -1445,11 +1446,11 @@ static inline void put_tcp_server(struct TCP_Server_Info *server)
cifs_put_tcp_session(server, 0);
}
static struct TCP_Server_Info *get_tcp_server(struct smb_vol *vol)
static struct TCP_Server_Info *get_tcp_server(struct smb3_fs_context *ctx)
{
struct TCP_Server_Info *server;
server = cifs_find_tcp_session(vol);
server = cifs_find_tcp_session(ctx);
if (IS_ERR_OR_NULL(server))
return NULL;
......@@ -1476,7 +1477,7 @@ static struct cifs_ses *find_root_ses(struct vol_info *vi,
char *mdata = NULL, *devname = NULL;
struct TCP_Server_Info *server;
struct cifs_ses *ses;
struct smb_vol vol = {NULL};
struct smb3_fs_context ctx = {NULL};
rpath = get_dfs_root(path);
if (IS_ERR(rpath))
......@@ -1510,7 +1511,7 @@ static struct cifs_ses *find_root_ses(struct vol_info *vi,
goto out;
}
rc = cifs_setup_volume_info(&vol, mdata, devname, false);
rc = cifs_setup_volume_info(&ctx, mdata, devname, false);
kfree(devname);
if (rc) {
......@@ -1518,16 +1519,16 @@ static struct cifs_ses *find_root_ses(struct vol_info *vi,
goto out;
}
server = get_tcp_server(&vol);
server = get_tcp_server(&ctx);
if (!server) {
ses = ERR_PTR(-EHOSTDOWN);
goto out;
}
ses = cifs_get_smb_ses(server, &vol);
ses = cifs_get_smb_ses(server, &ctx);
out:
cifs_cleanup_volume_info_contents(&vol);
cifs_cleanup_volume_info_contents(&ctx);
kfree(mdata);
kfree(rpath);
......@@ -1619,7 +1620,7 @@ static void refresh_cache_worker(struct work_struct *work)
*/
spin_lock(&vol_list_lock);
list_for_each_entry(vi, &vol_list, list) {
server = get_tcp_server(&vi->smb_vol);
server = get_tcp_server(&vi->ctx);
if (!server)
continue;
......@@ -1631,9 +1632,9 @@ static void refresh_cache_worker(struct work_struct *work)
/* Walk through all TCONs and refresh any expired cache entry */
list_for_each_entry_safe(vi, nvi, &vols, rlist) {
spin_lock(&vi->smb_vol_lock);
server = get_tcp_server(&vi->smb_vol);
spin_unlock(&vi->smb_vol_lock);
spin_lock(&vi->ctx_lock);
server = get_tcp_server(&vi->ctx);
spin_unlock(&vi->ctx_lock);
if (!server)
goto next_vol;
......
fs/cifs/dfs_cache.h
View file @ 3fa1c6d1
......@@ -44,7 +44,7 @@ dfs_cache_noreq_update_tgthint(const char *path,
extern int dfs_cache_get_tgt_referral(const char *path,
const struct dfs_cache_tgt_iterator *it,
struct dfs_info3_param *ref);
extern int dfs_cache_add_vol(char *mntdata, struct smb_vol *vol,
extern int dfs_cache_add_vol(char *mntdata, struct smb3_fs_context *ctx,
const char *fullpath);
extern int dfs_cache_update_vol(const char *fullpath,
struct TCP_Server_Info *server);
......
fs/cifs/dir.c
View file @ 3fa1c6d1
......@@ -33,6 +33,7 @@
#include "cifs_debug.h"
#include "cifs_fs_sb.h"
#include "cifs_unicode.h"
#include "fs_context.h"
static void
renew_parental_timestamps(struct dentry *direntry)
......@@ -46,10 +47,10 @@ renew_parental_timestamps(struct dentry *direntry)
}
char *
cifs_build_path_to_root(struct smb_vol *vol, struct cifs_sb_info *cifs_sb,
cifs_build_path_to_root(struct smb3_fs_context *ctx, struct cifs_sb_info *cifs_sb,
struct cifs_tcon *tcon, int add_treename)
{
int pplen = vol->prepath ? strlen(vol->prepath) + 1 : 0;
int pplen = ctx->prepath ? strlen(ctx->prepath) + 1 : 0;
int dfsplen;
char *full_path = NULL;
......@@ -71,7 +72,7 @@ cifs_build_path_to_root(struct smb_vol *vol, struct cifs_sb_info *cifs_sb,
if (dfsplen)
memcpy(full_path, tcon->treeName, dfsplen);
full_path[dfsplen] = CIFS_DIR_SEP(cifs_sb);
memcpy(full_path + dfsplen + 1, vol->prepath, pplen);
memcpy(full_path + dfsplen + 1, ctx->prepath, pplen);
convert_delimiter(full_path, CIFS_DIR_SEP(cifs_sb));
return full_path;
}
......
fs/cifs/fs_context.c
View file @ 3fa1c6d1
......@@ -25,7 +25,7 @@ static const match_table_t cifs_smb_version_tokens = {
};
int
cifs_parse_smb_version(char *value, struct smb_vol *vol, bool is_smb3)
cifs_parse_smb_version(char *value, struct smb3_fs_context *ctx, bool is_smb3)
{
substring_t args[MAX_OPT_ARGS];
......@@ -41,8 +41,8 @@ cifs_parse_smb_version(char *value, struct smb_vol *vol, bool is_smb3)
return 1;
}
cifs_dbg(VFS, "Use of the less secure dialect vers=1.0 is not recommended unless required for access to very old servers\n");
vol->ops = &smb1_operations;
vol->vals = &smb1_values;
ctx->ops = &smb1_operations;
ctx->vals = &smb1_values;
break;
case Smb_20:
if (disable_legacy_dialects) {
......@@ -53,8 +53,8 @@ cifs_parse_smb_version(char *value, struct smb_vol *vol, bool is_smb3)
cifs_dbg(VFS, "vers=2.0 not permitted when mounting with smb3\n");
return 1;
}
vol->ops = &smb20_operations;
vol->vals = &smb20_values;
ctx->ops = &smb20_operations;
ctx->vals = &smb20_values;
break;
#else
case Smb_1:
......@@ -65,28 +65,28 @@ cifs_parse_smb_version(char *value, struct smb_vol *vol, bool is_smb3)
return 1;
#endif /* CIFS_ALLOW_INSECURE_LEGACY */
case Smb_21:
vol->ops = &smb21_operations;
vol->vals = &smb21_values;
ctx->ops = &smb21_operations;
ctx->vals = &smb21_values;
break;
case Smb_30:
vol->ops = &smb30_operations;
vol->vals = &smb30_values;
ctx->ops = &smb30_operations;
ctx->vals = &smb30_values;
break;
case Smb_302:
vol->ops = &smb30_operations; /* currently identical with 3.0 */
vol->vals = &smb302_values;
ctx->ops = &smb30_operations; /* currently identical with 3.0 */
ctx->vals = &smb302_values;
break;
case Smb_311:
vol->ops = &smb311_operations;
vol->vals = &smb311_values;
ctx->ops = &smb311_operations;
ctx->vals = &smb311_values;
break;
case Smb_3any:
vol->ops = &smb30_operations; /* currently identical with 3.0 */
vol->vals = &smb3any_values;
ctx->ops = &smb30_operations; /* currently identical with 3.0 */
ctx->vals = &smb3any_values;
break;
case Smb_default:
vol->ops = &smb30_operations; /* currently identical with 3.0 */
vol->vals = &smbdefault_values;
ctx->ops = &smb30_operations; /* currently identical with 3.0 */
ctx->vals = &smbdefault_values;
break;
default:
cifs_dbg(VFS, "Unknown vers= option specified: %s\n", value);
......@@ -112,7 +112,7 @@ static const match_table_t cifs_secflavor_tokens = {
{ Opt_sec_err, NULL }
};
int cifs_parse_security_flavors(char *value, struct smb_vol *vol)
int cifs_parse_security_flavors(char *value, struct smb3_fs_context *ctx)
{
substring_t args[MAX_OPT_ARGS];
......@@ -121,44 +121,44 @@ int cifs_parse_security_flavors(char *value, struct smb_vol *vol)
* With mount options, the last one should win. Reset any existing
* settings back to default.
*/
vol->sectype = Unspecified;
vol->sign = false;
ctx->sectype = Unspecified;
ctx->sign = false;
switch (match_token(value, cifs_secflavor_tokens, args)) {
case Opt_sec_krb5p:
cifs_dbg(VFS, "sec=krb5p is not supported!\n");
return 1;
case Opt_sec_krb5i:
vol->sign = true;
ctx->sign = true;
fallthrough;
case Opt_sec_krb5:
vol->sectype = Kerberos;
ctx->sectype = Kerberos;
break;
case Opt_sec_ntlmsspi:
vol->sign = true;
ctx->sign = true;
fallthrough;
case Opt_sec_ntlmssp:
vol->sectype = RawNTLMSSP;
ctx->sectype = RawNTLMSSP;
break;
case Opt_sec_ntlmi:
vol->sign = true;
ctx->sign = true;
fallthrough;
case Opt_ntlm:
vol->sectype = NTLM;
ctx->sectype = NTLM;
break;
case Opt_sec_ntlmv2i:
vol->sign = true;
ctx->sign = true;
fallthrough;
case Opt_sec_ntlmv2:
vol->sectype = NTLMv2;
ctx->sectype = NTLMv2;
break;
#ifdef CONFIG_CIFS_WEAK_PW_HASH
case Opt_sec_lanman:
vol->sectype = LANMAN;
ctx->sectype = LANMAN;
break;
#endif
case Opt_sec_none:
vol->nullauth = 1;
ctx->nullauth = 1;
break;
default:
cifs_dbg(VFS, "bad security option: %s\n", value);
......@@ -178,40 +178,40 @@ static const match_table_t cifs_cacheflavor_tokens = {
};
int
cifs_parse_cache_flavor(char *value, struct smb_vol *vol)
cifs_parse_cache_flavor(char *value, struct smb3_fs_context *ctx)
{
substring_t args[MAX_OPT_ARGS];
switch (match_token(value, cifs_cacheflavor_tokens, args)) {
case Opt_cache_loose:
vol->direct_io = false;
vol->strict_io = false;
vol->cache_ro = false;
vol->cache_rw = false;
ctx->direct_io = false;
ctx->strict_io = false;
ctx->cache_ro = false;
ctx->cache_rw = false;
break;
case Opt_cache_strict:
vol->direct_io = false;
vol->strict_io = true;
vol->cache_ro = false;
vol->cache_rw = false;
ctx->direct_io = false;
ctx->strict_io = true;
ctx->cache_ro = false;
ctx->cache_rw = false;
break;
case Opt_cache_none:
vol->direct_io = true;
vol->strict_io = false;
vol->cache_ro = false;
vol->cache_rw = false;
ctx->direct_io = true;
ctx->strict_io = false;
ctx->cache_ro = false;
ctx->cache_rw = false;
break;
case Opt_cache_ro:
vol->direct_io = false;
vol->strict_io = false;
vol->cache_ro = true;
vol->cache_rw = false;
ctx->direct_io = false;
ctx->strict_io = false;
ctx->cache_ro = true;
ctx->cache_rw = false;
break;
case Opt_cache_rw:
vol->direct_io = false;
vol->strict_io = false;
vol->cache_ro = false;
vol->cache_rw = true;
ctx->direct_io = false;
ctx->strict_io = false;
ctx->cache_ro = false;
ctx->cache_rw = true;
break;
default:
cifs_dbg(VFS, "bad cache= option: %s\n", value);
......
fs/cifs/fs_context.h
View file @ 3fa1c6d1
......@@ -24,7 +24,7 @@ enum smb_version {
Smb_version_err
};
int cifs_parse_smb_version(char *value, struct smb_vol *vol, bool is_smb3);
int cifs_parse_smb_version(char *value, struct smb3_fs_context *ctx, bool is_smb3);
enum {
Opt_cache_loose,
......@@ -35,7 +35,7 @@ enum {
Opt_cache_err
};
int cifs_parse_cache_flavor(char *value, struct smb_vol *vol);
int cifs_parse_cache_flavor(char *value, struct smb3_fs_context *ctx);
enum cifs_sec_param {
Opt_sec_krb5,
......@@ -53,6 +53,105 @@ enum cifs_sec_param {
Opt_sec_err
};
int cifs_parse_security_flavors(char *value, struct smb_vol *vol);
struct smb3_fs_context {
bool uid_specified;
bool gid_specified;
bool sloppy;
char *nodename;
bool got_ip;
bool got_version;
unsigned short port;
char *username;
char *password;
char *domainname;
char *UNC;
char *iocharset; /* local code page for mapping to and from Unicode */
char source_rfc1001_name[RFC1001_NAME_LEN_WITH_NULL]; /* clnt nb name */
char target_rfc1001_name[RFC1001_NAME_LEN_WITH_NULL]; /* srvr nb name */
kuid_t cred_uid;
kuid_t linux_uid;
kgid_t linux_gid;
kuid_t backupuid;
kgid_t backupgid;
umode_t file_mode;
umode_t dir_mode;
enum securityEnum sectype; /* sectype requested via mnt opts */
bool sign; /* was signing requested via mnt opts? */
bool ignore_signature:1;
bool retry:1;
bool intr:1;
bool setuids:1;
bool setuidfromacl:1;
bool override_uid:1;
bool override_gid:1;
bool dynperm:1;
bool noperm:1;
bool nodelete:1;
bool mode_ace:1;
bool no_psx_acl:1; /* set if posix acl support should be disabled */
bool cifs_acl:1;
bool backupuid_specified; /* mount option backupuid is specified */
bool backupgid_specified; /* mount option backupgid is specified */
bool no_xattr:1; /* set if xattr (EA) support should be disabled*/
bool server_ino:1; /* use inode numbers from server ie UniqueId */
bool direct_io:1;
bool strict_io:1; /* strict cache behavior */
bool cache_ro:1;
bool cache_rw:1;
bool remap:1; /* set to remap seven reserved chars in filenames */
bool sfu_remap:1; /* remap seven reserved chars ala SFU */
bool posix_paths:1; /* unset to not ask for posix pathnames. */
bool no_linux_ext:1;
bool linux_ext:1;
bool sfu_emul:1;
bool nullauth:1; /* attempt to authenticate with null user */
bool nocase:1; /* request case insensitive filenames */
bool nobrl:1; /* disable sending byte range locks to srv */
bool nohandlecache:1; /* disable caching dir handles if srvr probs */
bool mand_lock:1; /* send mandatory not posix byte range lock reqs */
bool seal:1; /* request transport encryption on share */
bool nodfs:1; /* Do not request DFS, even if available */
bool local_lease:1; /* check leases only on local system, not remote */
bool noblocksnd:1;
bool noautotune:1;
bool nostrictsync:1; /* do not force expensive SMBflush on every sync */
bool no_lease:1; /* disable requesting leases */
bool fsc:1; /* enable fscache */
bool mfsymlinks:1; /* use Minshall+French Symlinks */
bool multiuser:1;
bool rwpidforward:1; /* pid forward for read/write operations */
bool nosharesock:1;
bool persistent:1;
bool nopersistent:1;
bool resilient:1; /* noresilient not required since not fored for CA */
bool domainauto:1;
bool rdma:1;
bool multichannel:1;
bool use_client_guid:1;
/* reuse existing guid for multichannel */
u8 client_guid[SMB2_CLIENT_GUID_SIZE];
unsigned int bsize;
unsigned int rsize;
unsigned int wsize;
unsigned int min_offload;
bool sockopt_tcp_nodelay:1;
unsigned long actimeo; /* attribute cache timeout (jiffies) */
struct smb_version_operations *ops;
struct smb_version_values *vals;
char *prepath;
struct sockaddr_storage dstaddr; /* destination address */
struct sockaddr_storage srcaddr; /* allow binding to a local IP */
struct nls_table *local_nls;
unsigned int echo_interval; /* echo interval in secs */
__u64 snapshot_time; /* needed for timewarp tokens */
__u32 handle_timeout; /* persistent and durable handle timeout in ms */
unsigned int max_credits; /* smb3 max_credits 10 < credits < 60000 */
unsigned int max_channels;
__u16 compression; /* compression algorithm 0xFFFF default 0=disabled */
bool rootfs:1; /* if it's a SMB root file system */
};
int cifs_parse_security_flavors(char *value, struct smb3_fs_context *ctx);
#endif
fs/cifs/sess.c
View file @ 3fa1c6d1
......@@ -32,6 +32,7 @@
#include <linux/slab.h>
#include "cifs_spnego.h"
#include "smb2proto.h"
#include "fs_context.h"
bool
is_server_using_iface(struct TCP_Server_Info *server,
......@@ -170,7 +171,7 @@ int
cifs_ses_add_channel(struct cifs_ses *ses, struct cifs_server_iface *iface)
{
struct cifs_chan *chan;
struct smb_vol vol = {NULL};
struct smb3_fs_context ctx = {NULL};
static const char unc_fmt[] = "\\%s\\foo";
char unc[sizeof(unc_fmt)+SERVER_NAME_LEN_WITH_NULL] = {0};
struct sockaddr_in *ipv4 = (struct sockaddr_in *)&iface->sockaddr;
......@@ -188,7 +189,7 @@ cifs_ses_add_channel(struct cifs_ses *ses, struct cifs_server_iface *iface)
&ipv6->sin6_addr);
/*
* Setup a smb_vol with mostly the same info as the existing
* Setup a ctx with mostly the same info as the existing
* session and overwrite it with the requested iface data.
*
* We need to setup at least the fields used for negprot and
......@@ -200,30 +201,30 @@ cifs_ses_add_channel(struct cifs_ses *ses, struct cifs_server_iface *iface)
*/
/* Always make new connection for now (TODO?) */
vol.nosharesock = true;
ctx.nosharesock = true;
/* Auth */
vol.domainauto = ses->domainAuto;
vol.domainname = ses->domainName;
vol.username = ses->user_name;
vol.password = ses->password;
vol.sectype = ses->sectype;
vol.sign = ses->sign;
ctx.domainauto = ses->domainAuto;
ctx.domainname = ses->domainName;
ctx.username = ses->user_name;
ctx.password = ses->password;
ctx.sectype = ses->sectype;
ctx.sign = ses->sign;
/* UNC and paths */
/* XXX: Use ses->server->hostname? */
sprintf(unc, unc_fmt, ses->serverName);
vol.UNC = unc;
vol.prepath = "";
ctx.UNC = unc;
ctx.prepath = "";
/* Reuse same version as master connection */
vol.vals = ses->server->vals;
vol.ops = ses->server->ops;
ctx.vals = ses->server->vals;
ctx.ops = ses->server->ops;
vol.noblocksnd = ses->server->noblocksnd;
vol.noautotune = ses->server->noautotune;
vol.sockopt_tcp_nodelay = ses->server->tcp_nodelay;
vol.echo_interval = ses->server->echo_interval / HZ;
ctx.noblocksnd = ses->server->noblocksnd;
ctx.noautotune = ses->server->noautotune;
ctx.sockopt_tcp_nodelay = ses->server->tcp_nodelay;
ctx.echo_interval = ses->server->echo_interval / HZ;
/*
* This will be used for encoding/decoding user/domain/pw
......@@ -234,21 +235,21 @@ cifs_ses_add_channel(struct cifs_ses *ses, struct cifs_server_iface *iface)
* stored. This might break when dealing with non-ascii
* strings.
*/
vol.local_nls = load_nls_default();
ctx.local_nls = load_nls_default();
/* Use RDMA if possible */
vol.rdma = iface->rdma_capable;
memcpy(&vol.dstaddr, &iface->sockaddr, sizeof(struct sockaddr_storage));
ctx.rdma = iface->rdma_capable;
memcpy(&ctx.dstaddr, &iface->sockaddr, sizeof(struct sockaddr_storage));
/* reuse master con client guid */
memcpy(&vol.client_guid, ses->server->client_guid,
memcpy(&ctx.client_guid, ses->server->client_guid,
SMB2_CLIENT_GUID_SIZE);
vol.use_client_guid = true;
ctx.use_client_guid = true;
mutex_lock(&ses->session_mutex);
chan = ses->binding_chan = &ses->chans[ses->chan_count];
chan->server = cifs_get_tcp_session(&vol);
chan->server = cifs_get_tcp_session(&ctx);
if (IS_ERR(chan->server)) {
rc = PTR_ERR(chan->server);
chan->server = NULL;
......@@ -274,7 +275,7 @@ cifs_ses_add_channel(struct cifs_ses *ses, struct cifs_server_iface *iface)
if (rc)
goto out;
rc = cifs_setup_session(xid, ses, vol.local_nls);
rc = cifs_setup_session(xid, ses, ctx.local_nls);
if (rc)
goto out;
......@@ -297,7 +298,7 @@ cifs_ses_add_channel(struct cifs_ses *ses, struct cifs_server_iface *iface)
if (rc && chan->server)
cifs_put_tcp_session(chan->server, 0);
unload_nls(vol.local_nls);
unload_nls(ctx.local_nls);
return rc;
}
......
fs/cifs/smb1ops.c
View file @ 3fa1c6d1
......@@ -12,6 +12,7 @@
#include "cifs_debug.h"
#include "cifspdu.h"
#include "cifs_unicode.h"
#include "fs_context.h"
/*
* An NT cancel request header looks just like the original request except:
......@@ -428,15 +429,15 @@ cifs_negotiate(const unsigned int xid, struct cifs_ses *ses)
}
static unsigned int
cifs_negotiate_wsize(struct cifs_tcon *tcon, struct smb_vol *volume_info)
cifs_negotiate_wsize(struct cifs_tcon *tcon, struct smb3_fs_context *ctx)
{
__u64 unix_cap = le64_to_cpu(tcon->fsUnixInfo.Capability);
struct TCP_Server_Info *server = tcon->ses->server;
unsigned int wsize;
/* start with specified wsize, or default */
if (volume_info->wsize)
wsize = volume_info->wsize;
if (ctx->wsize)
wsize = ctx->wsize;
else if (tcon->unix_ext && (unix_cap & CIFS_UNIX_LARGE_WRITE_CAP))
wsize = CIFS_DEFAULT_IOSIZE;
else
......@@ -463,7 +464,7 @@ cifs_negotiate_wsize(struct cifs_tcon *tcon, struct smb_vol *volume_info)
}
static unsigned int
cifs_negotiate_rsize(struct cifs_tcon *tcon, struct smb_vol *volume_info)
cifs_negotiate_rsize(struct cifs_tcon *tcon, struct smb3_fs_context *ctx)
{
__u64 unix_cap = le64_to_cpu(tcon->fsUnixInfo.Capability);
struct TCP_Server_Info *server = tcon->ses->server;
......@@ -488,7 +489,7 @@ cifs_negotiate_rsize(struct cifs_tcon *tcon, struct smb_vol *volume_info)
else
defsize = server->maxBuf - sizeof(READ_RSP);
rsize = volume_info->rsize ? volume_info->rsize : defsize;
rsize = ctx->rsize ? ctx->rsize : defsize;
/*
* no CAP_LARGE_READ_X? Then MS-CIFS states that we must limit this to
......
fs/cifs/smb2ops.c
View file @ 3fa1c6d1
......@@ -24,6 +24,7 @@
#include "smb2glob.h"
#include "cifs_ioctl.h"
#include "smbdirect.h"
#include "fs_context.h"
/* Change credits for different ops and return the total number of credits */
static int
......@@ -339,13 +340,13 @@ smb2_negotiate(const unsigned int xid, struct cifs_ses *ses)
}
static unsigned int
smb2_negotiate_wsize(struct cifs_tcon *tcon, struct smb_vol *volume_info)
smb2_negotiate_wsize(struct cifs_tcon *tcon, struct smb3_fs_context *ctx)
{
struct TCP_Server_Info *server = tcon->ses->server;
unsigned int wsize;
/* start with specified wsize, or default */
wsize = volume_info->wsize ? volume_info->wsize : CIFS_DEFAULT_IOSIZE;
wsize = ctx->wsize ? ctx->wsize : CIFS_DEFAULT_IOSIZE;
wsize = min_t(unsigned int, wsize, server->max_write);
if (!(server->capabilities & SMB2_GLOBAL_CAP_LARGE_MTU))
wsize = min_t(unsigned int, wsize, SMB2_MAX_BUFFER_SIZE);
......@@ -354,13 +355,13 @@ smb2_negotiate_wsize(struct cifs_tcon *tcon, struct smb_vol *volume_info)
}
static unsigned int
smb3_negotiate_wsize(struct cifs_tcon *tcon, struct smb_vol *volume_info)
smb3_negotiate_wsize(struct cifs_tcon *tcon, struct smb3_fs_context *ctx)
{
struct TCP_Server_Info *server = tcon->ses->server;
unsigned int wsize;
/* start with specified wsize, or default */
wsize = volume_info->wsize ? volume_info->wsize : SMB3_DEFAULT_IOSIZE;
wsize = ctx->wsize ? ctx->wsize : SMB3_DEFAULT_IOSIZE;
wsize = min_t(unsigned int, wsize, server->max_write);
#ifdef CONFIG_CIFS_SMB_DIRECT
if (server->rdma) {
......@@ -386,13 +387,13 @@ smb3_negotiate_wsize(struct cifs_tcon *tcon, struct smb_vol *volume_info)
}
static unsigned int
smb2_negotiate_rsize(struct cifs_tcon *tcon, struct smb_vol *volume_info)
smb2_negotiate_rsize(struct cifs_tcon *tcon, struct smb3_fs_context *ctx)
{
struct TCP_Server_Info *server = tcon->ses->server;
unsigned int rsize;
/* start with specified rsize, or default */
rsize = volume_info->rsize ? volume_info->rsize : CIFS_DEFAULT_IOSIZE;
rsize = ctx->rsize ? ctx->rsize : CIFS_DEFAULT_IOSIZE;
rsize = min_t(unsigned int, rsize, server->max_read);
if (!(server->capabilities & SMB2_GLOBAL_CAP_LARGE_MTU))
......@@ -402,13 +403,13 @@ smb2_negotiate_rsize(struct cifs_tcon *tcon, struct smb_vol *volume_info)
}
static unsigned int
smb3_negotiate_rsize(struct cifs_tcon *tcon, struct smb_vol *volume_info)
smb3_negotiate_rsize(struct cifs_tcon *tcon, struct smb3_fs_context *ctx)
{
struct TCP_Server_Info *server = tcon->ses->server;
unsigned int rsize;
/* start with specified rsize, or default */
rsize = volume_info->rsize ? volume_info->rsize : SMB3_DEFAULT_IOSIZE;
rsize = ctx->rsize ? ctx->rsize : SMB3_DEFAULT_IOSIZE;
rsize = min_t(unsigned int, rsize, server->max_read);
#ifdef CONFIG_CIFS_SMB_DIRECT
if (server->rdma) {
......
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