diff options
Diffstat (limited to 'fs/btrfs/extent_map.c')
| -rw-r--r-- | fs/btrfs/extent_map.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c index 2b92f107027..f53d8c97621 100644 --- a/fs/btrfs/extent_map.c +++ b/fs/btrfs/extent_map.c @@ -2270,7 +2270,7 @@ int extent_prepare_write(struct extent_map_tree *tree, kunmap_atomic(kaddr, KM_USER0); } if ((em->block_start != EXTENT_MAP_HOLE && - em->block_start != EXTENT_MAP_INLINE) && + em->block_start != EXTENT_MAP_INLINE) && !isnew && !PageUptodate(page) && (block_off_end > to || block_off_start < from) && !test_range_bit(tree, block_start, cur_end, @@ -2279,7 +2279,7 @@ int extent_prepare_write(struct extent_map_tree *tree, u64 extent_offset = block_start - em->start; size_t iosize; sector = (em->block_start + extent_offset) >> 9; - iosize = (cur_end - block_start + blocksize - 1) & + iosize = (cur_end - block_start + blocksize) & ~((u64)blocksize - 1); /* * we've already got the extent locked, but we |