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[PATCH] sem2mutex: quota

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Semaphore to mutex conversion.

The conversion was generated via scripts, and the result was validated
automatically via a script as well.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Jan Kara <jack@ucw.cz>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Ingo Molnar
2006-03-23 03:00:29 -08:00
committed by Linus Torvalds
parent c039e3134a
commit d3be915fc5
6 changed files with 71 additions and 69 deletions
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6
fs/quota.c
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@@ -170,10 +170,10 @@ static void quota_sync_sb(struct super_block *sb, int type)
/* Now when everything is written we can discard the pagecache so
* that userspace sees the changes. We need i_mutex and so we could
* not do it inside dqonoff_sem. Moreover we need to be carefull
* not do it inside dqonoff_mutex. Moreover we need to be carefull
* about races with quotaoff() (that is the reason why we have own
* reference to inode). */
down(&sb_dqopt(sb)->dqonoff_sem);
mutex_lock(&sb_dqopt(sb)->dqonoff_mutex);
for (cnt = 0; cnt < MAXQUOTAS; cnt++) {
discard[cnt] = NULL;
if (type != -1 && cnt != type)
@@ -182,7 +182,7 @@ static void quota_sync_sb(struct super_block *sb, int type)
continue;
discard[cnt] = igrab(sb_dqopt(sb)->files[cnt]);
}
up(&sb_dqopt(sb)->dqonoff_sem);
mutex_unlock(&sb_dqopt(sb)->dqonoff_mutex);
for (cnt = 0; cnt < MAXQUOTAS; cnt++) {
if (discard[cnt]) {
mutex_lock(&discard[cnt]->i_mutex);