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UBIFS: commit on sync_fs 

Commit the journal when the FS is sync'ed. This will make
statfs provide better free space report. And we anyway
advice our users to sync the FS if they want better statfs
report.

Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
This commit is contained in:
Artem Bityutskiy 2008-09-09 12:31:37 +03:00
parent af2eb5637b
commit 403e12ab30
1 changed files with 12 additions and 0 deletions
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12
fs/ubifs/super.c
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@ -418,6 +418,7 @@ static int ubifs_sync_fs(struct super_block *sb, int wait)
{
struct ubifs_info *c = sb->s_fs_info;
int i, ret = 0, err;
long long bud_bytes;
if (c->jheads)
for (i = 0; i < c->jhead_cnt; i++) {
@ -425,6 +426,17 @@ static int ubifs_sync_fs(struct super_block *sb, int wait)
if (err && !ret)
ret = err;
}
/* Commit the journal unless it has too few data */
spin_lock(&c->buds_lock);
bud_bytes = c->bud_bytes;
spin_unlock(&c->buds_lock);
if (bud_bytes > c->leb_size) {
err = ubifs_run_commit(c);
if (err)
return err;
}
/*
* We ought to call sync for c->ubi but it does not have one. If it had
* it would in turn call mtd->sync, however mtd operations are