diff options
| author | Qu Wenruo <wqu@suse.com> | 2020-08-13 14:33:52 +0800 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2020-10-07 12:06:54 +0200 |
| commit | e21139c621ada48f2bc382865ea34dd49d45c2a8 (patch) | |
| tree | f29e1b25a89d3fc2511b16f20e8a0861b3770520 /fs/btrfs/file.c | |
| parent | c4923027bd58cdccbe54e13298a4d914668a56da (diff) | |
btrfs: cleanup calculation of lockend in lock_and_cleanup_extent_if_need()
We're just doing rounding up to sectorsize to calculate the lockend.
There is no need to do the unnecessary length calculation, just direct
round_up() is enough.
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/file.c')
| -rw-r--r-- | fs/btrfs/file.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 4507c3d09399..de14ed402390 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -1477,9 +1477,7 @@ lock_and_cleanup_extent_if_need(struct btrfs_inode *inode, struct page **pages, int ret = 0; start_pos = round_down(pos, fs_info->sectorsize); - last_pos = start_pos - + round_up(pos + write_bytes - start_pos, - fs_info->sectorsize) - 1; + last_pos = round_up(pos + write_bytes, fs_info->sectorsize) - 1; if (start_pos < inode->vfs_inode.i_size) { struct btrfs_ordered_extent *ordered; |