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authorArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2011-03-11 17:15:55 +0200
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2011-03-16 14:05:25 +0200
commit7c83cc91ab1505e53ebfb99b1ea19ed1cf01c1b0 (patch)
tree7c21e030b4b904b9c201d0e20658ac32867a458b /fs/ubifs
parentf5cf319cf32d2284b3fbc24f3c526e2a9363b4ac (diff)
downloadop-kernel-dev-7c83cc91ab1505e53ebfb99b1ea19ed1cf01c1b0.zip
op-kernel-dev-7c83cc91ab1505e53ebfb99b1ea19ed1cf01c1b0.tar.gz
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: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'fs/ubifs')
-rw-r--r--fs/ubifs/debug.c9
-rw-r--r--fs/ubifs/debug.h2
2 files changed, 0 insertions, 11 deletions
diff --git a/fs/ubifs/debug.c b/fs/ubifs/debug.c
index c2e5c08..01c2b02 100644
--- a/fs/ubifs/debug.c
+++ b/fs/ubifs/debug.c
@@ -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);
}
diff --git a/fs/ubifs/debug.h b/fs/ubifs/debug.h
index 10190c1..4efbba7 100644
--- a/fs/ubifs/debug.h
+++ b/fs/ubifs/debug.h
@@ -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;
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