diff options
Diffstat (limited to 'fs/btrfs/inode.c')
| -rw-r--r-- | fs/btrfs/inode.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 5dbb4aa4b10f..1851e9c8f2d5 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -3367,13 +3367,6 @@ int btrfs_check_sector_csum(struct btrfs_fs_info *fs_info, struct page *page, return 0; } -static u8 *btrfs_csum_ptr(const struct btrfs_fs_info *fs_info, u8 *csums, u64 offset) -{ - u64 offset_in_sectors = offset >> fs_info->sectorsize_bits; - - return csums + offset_in_sectors * fs_info->csum_size; -} - /* * Verify the checksum of a single data sector. * @@ -3411,7 +3404,8 @@ bool btrfs_data_csum_ok(struct btrfs_bio *bbio, struct btrfs_device *dev, return true; } - csum_expected = btrfs_csum_ptr(fs_info, bbio->csum, bio_offset); + csum_expected = bbio->csum + (bio_offset >> fs_info->sectorsize_bits) * + fs_info->csum_size; if (btrfs_check_sector_csum(fs_info, bv->bv_page, bv->bv_offset, csum, csum_expected)) goto zeroit; |