Commit 7c83cc91 authored by Artem Bityutskiy's avatar Artem Bityutskiy

UBIFS: save 128KiB or more RAM

When debugging is enabled, we allocate a buffer of PEB size for
various debugging purposes. However, now all users of this buffer
are gone and we can safely remove it and save 128KiB or more RAM.
Signed-off-by: default avatarArtem Bityutskiy <Artem.Bityutskiy@nokia.com>
parent f5cf319c
...@@ -2701,16 +2701,8 @@ int ubifs_debugging_init(struct ubifs_info *c) ...@@ -2701,16 +2701,8 @@ int ubifs_debugging_init(struct ubifs_info *c)
if (!c->dbg) if (!c->dbg)
return -ENOMEM; return -ENOMEM;
c->dbg->buf = vmalloc(c->leb_size);
if (!c->dbg->buf)
goto out;
failure_mode_init(c); failure_mode_init(c);
return 0; return 0;
out:
kfree(c->dbg);
return -ENOMEM;
} }
/** /**
...@@ -2720,7 +2712,6 @@ int ubifs_debugging_init(struct ubifs_info *c) ...@@ -2720,7 +2712,6 @@ int ubifs_debugging_init(struct ubifs_info *c)
void ubifs_debugging_exit(struct ubifs_info *c) void ubifs_debugging_exit(struct ubifs_info *c)
{ {
failure_mode_exit(c); failure_mode_exit(c);
vfree(c->dbg->buf);
kfree(c->dbg); kfree(c->dbg);
} }
......
...@@ -27,7 +27,6 @@ ...@@ -27,7 +27,6 @@
/** /**
* ubifs_debug_info - per-FS debugging information. * ubifs_debug_info - per-FS debugging information.
* @buf: a buffer of LEB size, used for various purposes
* @old_zroot: old index root - used by 'dbg_check_old_index()' * @old_zroot: old index root - used by 'dbg_check_old_index()'
* @old_zroot_level: old index root level - used by 'dbg_check_old_index()' * @old_zroot_level: old index root level - used by 'dbg_check_old_index()'
* @old_zroot_sqnum: old index root sqnum - used by 'dbg_check_old_index()' * @old_zroot_sqnum: old index root sqnum - used by 'dbg_check_old_index()'
...@@ -54,7 +53,6 @@ ...@@ -54,7 +53,6 @@
* dfs_dump_tnc: "dump TNC" debugfs knob * dfs_dump_tnc: "dump TNC" debugfs knob
*/ */
struct ubifs_debug_info { struct ubifs_debug_info {
void *buf;
struct ubifs_zbranch old_zroot; struct ubifs_zbranch old_zroot;
int old_zroot_level; int old_zroot_level;
unsigned long long old_zroot_sqnum; unsigned long long old_zroot_sqnum;
......
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