redonkable/remarkable-linux
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UBIFS: save 128KiB or more RAM

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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: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
This commit is contained in:
Artem Bityutskiy 2011-03-11 17:15:55 +02:00
parent f5cf319cf3
commit 7c83cc91ab
2 changed files with 0 additions and 11 deletions
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9
fs/ubifs/debug.c
View file

@ -2701,16 +2701,8 @@ int ubifs_debugging_init(struct ubifs_info *c)
if (!c->dbg)
return -ENOMEM;
c->dbg->buf = vmalloc(c->leb_size);
if (!c->dbg->buf)
goto out;
failure_mode_init(c);
return 0;
out:
kfree(c->dbg);
return -ENOMEM;
}
/**
@ -2720,7 +2712,6 @@ out:
void ubifs_debugging_exit(struct ubifs_info *c)
{
failure_mode_exit(c);
vfree(c->dbg->buf);
kfree(c->dbg);
}

2
fs/ubifs/debug.h
View file

@ -27,7 +27,6 @@
/**
* 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_level: old index root level - used by 'dbg_check_old_index()'
* @old_zroot_sqnum: old index root sqnum - used by 'dbg_check_old_index()'
@ -54,7 +53,6 @@
* dfs_dump_tnc: "dump TNC" debugfs knob
*/
struct ubifs_debug_info {
void *buf;
struct ubifs_zbranch old_zroot;
int old_zroot_level;
unsigned long long old_zroot_sqnum;