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authorGoldwyn Rodrigues <rgoldwyn@suse.com>2020-10-14 16:55:44 +0200
committerDavid Sterba <dsterba@suse.com>2020-12-08 15:53:38 +0100
commit13f0dd8f786152404fa5bc1f9436aad83556a311 (patch)
tree1631e31413c341bff2866971d4b024e529ea70e9 /fs/btrfs/file.c
parentbtrfs: use iosize while reading compressed pages (diff)
downloadlinux-13f0dd8f786152404fa5bc1f9436aad83556a311.tar.xz
linux-13f0dd8f786152404fa5bc1f9436aad83556a311.zip
btrfs: use round_down while calculating start position in btrfs_dirty_pages()
round_down looks prettier than the bit mask operations. Reviewed-by: Nikolay Borisov <nborisov@suse.com> Reviewed-by: Qu Wenruo <wqu@suse.com> Signed-off-by: Goldwyn Rodrigues <rgoldwyn@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.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 7c5e3d406574..c7ed30edf1cd 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -474,7 +474,7 @@ int btrfs_dirty_pages(struct btrfs_inode *inode, struct page **pages,
loff_t isize = i_size_read(&inode->vfs_inode);
unsigned int extra_bits = 0;
- start_pos = pos & ~((u64) fs_info->sectorsize - 1);
+ start_pos = round_down(pos, fs_info->sectorsize);
num_bytes = round_up(write_bytes + pos - start_pos,
fs_info->sectorsize);