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quota: Introduce writeout_quota_sb() (version 4)

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Introduce this function which just writes all the quota structures but
avoids all the syncing and cache pruning work to expose quota structures
to userspace. Use this function from __sync_filesystem when wait == 0.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Jan Kara
2009-04-27 16:43:55 +02:00
committed by Al Viro
parent 850b201b08
commit c3f8a40c1c
2 changed files with 14 additions and 1 deletions
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fs/sync.c
+5 -1
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@@ -27,7 +27,11 @@
*/
static int __sync_filesystem(struct super_block *sb, int wait)
{
sync_quota_sb(sb, -1);
/* Avoid doing twice syncing and cache pruning for quota sync */
if (!wait)
writeout_quota_sb(sb, -1);
else
sync_quota_sb(sb, -1);
sync_inodes_sb(sb, wait);
lock_super(sb);
if (sb->s_dirt && sb->s_op->write_super)