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authorJan Kara <jack@suse.cz>2008-07-25 01:46:50 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-25 10:53:35 -0700
commit02a55ca87185e114e5d298a8d00608501dbabf67 (patch)
tree958b60f8fb2936d7207146ff99be431c2c17edc5 /fs/quota.c
parentb85f4b87a511bea86dac68c4f0fabaee2cac6c4c (diff)
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>
Diffstat (limited to 'fs/quota.c')
-rw-r--r--fs/quota.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/fs/quota.c b/fs/quota.c
index db1cc9f3c7aa..7f4386ebc23a 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);