Gitweb: http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=02a55c...
Commit: 02a55ca87185e114e5d298a8d00608501dbabf67
Parent: b85f4b87a511bea86dac68c4f0fabaee2cac6c4c
Author: Jan Kara <jack@suse.cz>
AuthorDate: Fri Jul 25 01:46:50 2008 -0700
Committer: Linus Torvalds <torvalds@linux-foundation.org>
CommitDate: Fri Jul 25 10:53:35 2008 -0700
quota: cleanup loop in sync_dquots()
Make loop in sync_dquots() checking whether there's something to write
more readable, remove useless variable and macro info_any_dirty() which
is used only in this place.
Signed-off-by: Jan Kara <jack@suse.cz>
Cc: "Vegard Nossum" <vegard.nossum@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
fs/quota.c | 18 ++++++++++++------
include/linux/quota.h | 2 --
2 files changed, 12 insertions(+), 8 deletions(-)
diff --git a/fs/quota.c b/fs/quota.c
index db1cc9f..7f4386e 100644
--- a/fs/quota.c
+++ b/fs/quota.c
@@ -186,7 +186,7 @@ static void quota_sync_sb(struct super_block *sb, int type)
void sync_dquots(struct super_block *sb, int type)
{
- int cnt, dirty;
+ int cnt;
if (sb) {
if (sb->s_qcop->quota_sync)
@@ -198,11 +198,17 @@ void sync_dquots(struct super_block *sb, int type)
restart:
list_for_each_entry(sb, &super_blocks, s_list) {
/* This test just improves performance so it needn't be reliable... */
- for (cnt = 0, dirty = 0; cnt < MAXQUOTAS; cnt++)
- if ((type == cnt || type == -1) && sb_has_quota_enabled(sb, cnt)
- && info_any_dirty(&sb_dqopt(sb)->info[cnt]))
- dirty = 1;
- if (!dirty)
+ for (cnt = 0; cnt < MAXQUOTAS; cnt++) {
+ if (type != -1 && type != cnt)
+ continue;
+ if (!sb_has_quota_enabled(sb, cnt))
+ continue;
+ if (!info_dirty(&sb_dqopt(sb)->info[cnt]) &&
+ list_empty(&sb_dqopt(sb)->info[cnt].dqi_dirty_list))
+ continue;
+ break;
+ }
+ if (cnt == MAXQUOTAS)
continue;
sb->s_count++;
spin_unlock(&sb_lock);
diff --git a/include/linux/quota.h b/include/linux/quota.h
index dcddfb2..6f1d97d 100644
--- a/include/linux/quota.h
+++ b/include/linux/quota.h
@@ -224,8 +224,6 @@ struct super_block;
extern void mark_info_dirty(struct super_block *sb, int type);
#define info_dirty(info) test_bit(DQF_INFO_DIRTY_B, &(info)->dqi_flags)
-#define info_any_dquot_dirty(info) (!list_empty(&(info)->dqi_dirty_list))
-#define info_any_dirty(info) (info_dirty(info) || info_any_dquot_dirty(info))
#define sb_dqopt(sb) (&(sb)->s_dquot)
#define sb_dqinfo(sb, type) (sb_dqopt(sb)->info+(type))
--
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