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| author | Matthew L. Creech <mlcreech@gmail.com> | 2011-05-06 18:58:23 -0400 |
|---|---|---|
| committer | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2011-05-16 14:12:15 +0300 |
| commit | 9d510db423303b4f3555074dd7bdd0d692e432a4 (patch) | |
| tree | e05516d94fe62492e41b7ccc219db8abfe1c6ab8 /fs | |
| parent | 6554a6578131a217d4ea6d779a62f120081a2e8b (diff) | |
| download | linux-9d510db423303b4f3555074dd7bdd0d692e432a4.tar.gz linux-9d510db423303b4f3555074dd7bdd0d692e432a4.tar.xz | |
UBIFS: fix-up free space on mount if flag is set
If a UBIFS filesystem is being mounted read-write, or is being remounted
from read-only to read-write, check for the "space_fixup" flag and fix
all LEBs containing empty space if necessary.
Artem: tweaked the patch a bit
Signed-off-by: Matthew L. Creech <mlcreech@gmail.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ubifs/super.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c index 575ea8353d08..6db0bdaa9f74 100644 --- a/fs/ubifs/super.c +++ b/fs/ubifs/super.c @@ -1396,6 +1396,12 @@ static int mount_ubifs(struct ubifs_info *c) } else ubifs_assert(c->lst.taken_empty_lebs > 0); + if (!c->ro_mount && c->space_fixup) { + err = ubifs_fixup_free_space(c); + if (err) + goto out_infos; + } + err = dbg_check_filesystem(c); if (err) goto out_infos; @@ -1686,6 +1692,13 @@ static int ubifs_remount_rw(struct ubifs_info *c) */ err = dbg_check_space_info(c); } + + if (c->space_fixup) { + err = ubifs_fixup_free_space(c); + if (err) + goto out; + } + mutex_unlock(&c->umount_mutex); return err; |