diff options
| author | Yan, Zheng <zheng.yan@oracle.com> | 2009-11-12 09:36:44 +0000 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2009-12-17 12:33:35 -0500 |
| commit | 55ef68990029fcd8d04d42fc184aa7fb18cf309e (patch) | |
| tree | 0487a5d15586e94de29be3c8701cb64eb1ae2f9b /fs/btrfs | |
| parent | 24bbcf0442ee04660a5a030efdbb6d03f1c275cb (diff) | |
Btrfs: Fix btrfs_drop_extent_cache for skip pinned case
The check for skip pinned case is wrong, it may breaks the
while loop too soon.
Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs')
| -rw-r--r-- | fs/btrfs/file.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 3d2e45ce5d25..3bfe9f03990b 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -179,18 +179,14 @@ int btrfs_drop_extent_cache(struct inode *inode, u64 start, u64 end, } flags = em->flags; if (skip_pinned && test_bit(EXTENT_FLAG_PINNED, &em->flags)) { - if (em->start <= start && - (!testend || em->start + em->len >= start + len)) { + if (testend && em->start + em->len >= start + len) { free_extent_map(em); write_unlock(&em_tree->lock); break; } - if (start < em->start) { - len = em->start - start; - } else { + start = em->start + em->len; + if (testend) len = start + len - (em->start + em->len); - start = em->start + em->len; - } free_extent_map(em); write_unlock(&em_tree->lock); continue; |