diff mbox

[6/6] UBIFS: save 128KiB or more RAM

Message ID 1300113972-4507-7-git-send-email-dedekind1@gmail.com
State Accepted
Commit 7c83cc91ab1505e53ebfb99b1ea19ed1cf01c1b0
Headers show

Commit Message

Artem Bityutskiy March 14, 2011, 2:46 p.m. UTC 
From: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>

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>
---
 fs/ubifs/debug.c |    9 ---------
 fs/ubifs/debug.h |    2 --
 2 files changed, 0 insertions(+), 11 deletions(-)
diff mbox

Patch

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;