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-rw-r--r--fs/btrfs/file.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index d415a052ca9a..a43d0aef6ee1 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -2054,12 +2054,12 @@ static long btrfs_fallocate(struct file *file, int mode,
u64 alloc_end;
u64 alloc_hint = 0;
u64 locked_end;
- u64 mask = BTRFS_I(inode)->root->sectorsize - 1;
struct extent_map *em;
+ int blocksize = BTRFS_I(inode)->root->sectorsize;
int ret;
- alloc_start = offset & ~mask;
- alloc_end = (offset + len + mask) & ~mask;
+ alloc_start = round_down(offset, blocksize);
+ alloc_end = round_up(offset + len, blocksize);
/* Make sure we aren't being give some crap mode */
if (mode & ~(FALLOC_FL_KEEP_SIZE | FALLOC_FL_PUNCH_HOLE))
@@ -2140,7 +2140,7 @@ static long btrfs_fallocate(struct file *file, int mode,
}
last_byte = min(extent_map_end(em), alloc_end);
actual_end = min_t(u64, extent_map_end(em), offset + len);
- last_byte = (last_byte + mask) & ~mask;
+ last_byte = ALIGN(last_byte, blocksize);
if (em->block_start == EXTENT_MAP_HOLE ||
(cur_offset >= inode->i_size &&