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[PATCH 2.6.33.y 19/40] ext4: Remove unnecessary call to ext4_get_group_desc() in mballoc

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From: Theodore Ts'o
Subject: [PATCH 2.6.33.y 19/40] ext4: Remove unnecessary call to ext4_get_group_desc() in mballoc
Date: Tuesday, June 1, 2010 - 5:03 am

From: Jing Zhang <zj.barak@gmail.com>

commit 62e823a2cba18509ee826d775270e8ef9071b5bc upstream (as of v2.6.34-git13)

Signed-off-by: Jing Zhang <zj.barak@gmail.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
---
 fs/ext4/mballoc.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 2e98130..8fdcfc7 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -2027,7 +2027,6 @@ repeat:
 
 		for (i = 0; i < ngroups; group++, i++) {
 			struct ext4_group_info *grp;
-			struct ext4_group_desc *desc;
 
 			if (group == ngroups)
 				group = 0;
@@ -2050,7 +2049,6 @@ repeat:
 			}
 
 			ac->ac_groups_scanned++;
-			desc = ext4_get_group_desc(sb, group, NULL);
 			if (cr == 0)
 				ext4_mb_simple_scan_group(ac, &e4b);
 			else if (cr == 1 &&
-- 
1.6.6.1.1.g974db.dirty

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Messages in current thread:
[PATCH 2.6.33.y 01/40] ext4: Use bitops to read/modify EXT ..., Theodore Ts'o, (Tue Jun 1, 5:02 am)
[PATCH 2.6.33.y 02/40] ext4: Fix BUG_ON at fs/buffer.c:652 ..., Theodore Ts'o, (Tue Jun 1, 5:02 am)
[PATCH 2.6.33.y 03/40] ext4: Add flag to files with blocks ..., Theodore Ts'o, (Tue Jun 1, 5:02 am)
[PATCH 2.6.33.y 05/40] ext4: fix error handling in migrate, Theodore Ts'o, (Tue Jun 1, 5:02 am)
[PATCH 2.6.33.y 09/40] ext4: Fix insertion point of extent ..., Theodore Ts'o, (Tue Jun 1, 5:02 am)
[PATCH 2.6.33.y 10/40] ext4: Fix the NULL reference in dou ..., Theodore Ts'o, (Tue Jun 1, 5:02 am)
[PATCH 2.6.33.y 11/40] ext4: Code cleanup for EXT4_IOC_MOV ..., Theodore Ts'o, (Tue Jun 1, 5:02 am)
[PATCH 2.6.33.y 12/40] ext4: Fix estimate of # of blocks n ..., Theodore Ts'o, (Tue Jun 1, 5:02 am)
[PATCH 2.6.33.y 13/40] ext4: Fixed inode allocator to corr ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 14/40] ext4: Fix possible lost inode write ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 15/40] ext4: Fix buffer head leaks after c ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 16/40] ext4: Issue the discard operation * ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 17/40] ext4: check missed return value in ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 18/40] ext4: fix memory leaks in error pat ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 19/40] ext4: Remove unnecessary call to ex ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 20/40] ext4: rename ext4_mb_release_desc() ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 21/40] ext4: allow defrag (EXT4_IOC_MOVE_E ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 22/40] ext4: fix quota accounting in case ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 23/40] ext4: check s_log_groups_per_flex i ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 24/40] ext4: don't return to userspace aft ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 25/40] ext4: stop issuing discards if not ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 26/40] ext4: don't scan/accumulate more pa ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 27/40] ext4: Do not zero out uninitialized ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 28/40] ext4: clean up inode bitmaps manipu ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 29/40] ext4: init statistics after journal ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 30/40] ext4: Remove extraneous newlines in ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 31/40] ext4: Prevent creation of files lar ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 32/40] ext4: check for a good block group ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 34/40] ext4: Use bitops to read/modify i_f ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 39/40] ext4: Fix compat EXT4_IOC_ADD_GROUP, Theodore Ts'o, (Tue Jun 1, 5:03 am)
[PATCH 2.6.33.y 40/40] ext4: Make fsync sync new parent di ..., Theodore Ts'o, (Tue Jun 1, 5:03 am)
Re: [stable] [PATCH 2.6.33.y 01/40] ext4: Use bitops to re ..., Greg KH, (Wed Jul 28, 4:29 pm)