Commit d138d5d1 authored by Andy Adamson's avatar Andy Adamson Committed by Trond Myklebust

NFSv4.1: rearrange nfs_write_rpcsetup

Reorder nfs_write_rpcsetup, preparing for a pnfs entry point.
Signed-off-by: default avatarAndy Adamson <andros@netapp.com>
Signed-off-by: default avatarFred Isaman <iisaman@netapp.com>
Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent 80fe2b19
...@@ -782,25 +782,21 @@ static int flush_task_priority(int how) ...@@ -782,25 +782,21 @@ static int flush_task_priority(int how)
return RPC_PRIORITY_NORMAL; return RPC_PRIORITY_NORMAL;
} }
/* static int nfs_initiate_write(struct nfs_write_data *data,
* Set up the argument/result storage required for the RPC call. struct rpc_clnt *clnt,
*/ const struct rpc_call_ops *call_ops,
static int nfs_write_rpcsetup(struct nfs_page *req, int how)
struct nfs_write_data *data,
const struct rpc_call_ops *call_ops,
unsigned int count, unsigned int offset,
int how)
{ {
struct inode *inode = req->wb_context->path.dentry->d_inode; struct inode *inode = data->inode;
int priority = flush_task_priority(how); int priority = flush_task_priority(how);
struct rpc_task *task; struct rpc_task *task;
struct rpc_message msg = { struct rpc_message msg = {
.rpc_argp = &data->args, .rpc_argp = &data->args,
.rpc_resp = &data->res, .rpc_resp = &data->res,
.rpc_cred = req->wb_context->cred, .rpc_cred = data->cred,
}; };
struct rpc_task_setup task_setup_data = { struct rpc_task_setup task_setup_data = {
.rpc_client = NFS_CLIENT(inode), .rpc_client = clnt,
.task = &data->task, .task = &data->task,
.rpc_message = &msg, .rpc_message = &msg,
.callback_ops = call_ops, .callback_ops = call_ops,
...@@ -811,12 +807,49 @@ static int nfs_write_rpcsetup(struct nfs_page *req, ...@@ -811,12 +807,49 @@ static int nfs_write_rpcsetup(struct nfs_page *req,
}; };
int ret = 0; int ret = 0;
/* Set up the initial task struct. */
NFS_PROTO(inode)->write_setup(data, &msg);
dprintk("NFS: %5u initiated write call "
"(req %s/%lld, %u bytes @ offset %llu)\n",
data->task.tk_pid,
inode->i_sb->s_id,
(long long)NFS_FILEID(inode),
data->args.count,
(unsigned long long)data->args.offset);
task = rpc_run_task(&task_setup_data);
if (IS_ERR(task)) {
ret = PTR_ERR(task);
goto out;
}
if (how & FLUSH_SYNC) {
ret = rpc_wait_for_completion_task(task);
if (ret == 0)
ret = task->tk_status;
}
rpc_put_task(task);
out:
return ret;
}
/*
* Set up the argument/result storage required for the RPC call.
*/
static int nfs_write_rpcsetup(struct nfs_page *req,
struct nfs_write_data *data,
const struct rpc_call_ops *call_ops,
unsigned int count, unsigned int offset,
int how)
{
struct inode *inode = req->wb_context->path.dentry->d_inode;
/* Set up the RPC argument and reply structs /* Set up the RPC argument and reply structs
* NB: take care not to mess about with data->commit et al. */ * NB: take care not to mess about with data->commit et al. */
data->req = req; data->req = req;
data->inode = inode = req->wb_context->path.dentry->d_inode; data->inode = inode = req->wb_context->path.dentry->d_inode;
data->cred = msg.rpc_cred; data->cred = req->wb_context->cred;
data->args.fh = NFS_FH(inode); data->args.fh = NFS_FH(inode);
data->args.offset = req_offset(req) + offset; data->args.offset = req_offset(req) + offset;
...@@ -837,30 +870,7 @@ static int nfs_write_rpcsetup(struct nfs_page *req, ...@@ -837,30 +870,7 @@ static int nfs_write_rpcsetup(struct nfs_page *req,
data->res.verf = &data->verf; data->res.verf = &data->verf;
nfs_fattr_init(&data->fattr); nfs_fattr_init(&data->fattr);
/* Set up the initial task struct. */ return nfs_initiate_write(data, NFS_CLIENT(inode), call_ops, how);
NFS_PROTO(inode)->write_setup(data, &msg);
dprintk("NFS: %5u initiated write call "
"(req %s/%lld, %u bytes @ offset %llu)\n",
data->task.tk_pid,
inode->i_sb->s_id,
(long long)NFS_FILEID(inode),
count,
(unsigned long long)data->args.offset);
task = rpc_run_task(&task_setup_data);
if (IS_ERR(task)) {
ret = PTR_ERR(task);
goto out;
}
if (how & FLUSH_SYNC) {
ret = rpc_wait_for_completion_task(task);
if (ret == 0)
ret = task->tk_status;
}
rpc_put_task(task);
out:
return ret;
} }
/* If a nfs_flush_* function fails, it should remove reqs from @head and /* If a nfs_flush_* function fails, it should remove reqs from @head and
......
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