diff options
| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2010-02-04 11:33:03 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-08-13 13:20:12 -0700 |
| commit | b5763c0f3bb1ca5ca64d2b72d07e8b42ab624ab0 (patch) | |
| tree | 87eb37bd63a747f23cc7ee858da81d47d8373412 | |
| parent | 8fde9c08a05eeec46081864307877d361fdbaafa (diff) | |
Btrfs: apply updated fallocate i_size fix
commit 23b5c50945f2294add0137799400329c0ebba290 upstream.
This version of the i_size fix for fallocate makes sure we only update
the i_size when the current fallocate is really operating outside of
i_size.
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Acked-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | fs/btrfs/inode.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 8fa67e096305..e03a836d50d0 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -5798,7 +5798,9 @@ static int prealloc_file_range(struct inode *inode, u64 start, u64 end, inode->i_ctime = CURRENT_TIME; BTRFS_I(inode)->flags |= BTRFS_INODE_PREALLOC; if (!(mode & FALLOC_FL_KEEP_SIZE) && - cur_offset > inode->i_size) { + (actual_len > inode->i_size) && + (cur_offset > inode->i_size)) { + if (cur_offset > actual_len) i_size = actual_len; else |