diff options
Diffstat (limited to 'fs/btrfs/file.c')
| -rw-r--r-- | fs/btrfs/file.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index fc2d21b0a022..d88f2dc4d045 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -1427,16 +1427,11 @@ static noinline int check_can_nocow(struct inode *inode, loff_t pos, num_bytes = lockend - lockstart + 1; ret = can_nocow_extent(inode, lockstart, &num_bytes, NULL, NULL, NULL); - if (ret <= 0) { + if (ret <= 0) ret = 0; - } else { - clear_extent_bit(&BTRFS_I(inode)->io_tree, lockstart, lockend, - EXTENT_DIRTY | EXTENT_DELALLOC | - EXTENT_DO_ACCOUNTING | EXTENT_DEFRAG, 0, 0, - NULL, GFP_NOFS); + else *write_bytes = min_t(size_t, *write_bytes , num_bytes - pos + lockstart); - } unlock_extent(&BTRFS_I(inode)->io_tree, lockstart, lockend); |