From: Kaixu Xia <kaixuxia@xxxxxxxxxxx> We use the SECTOR_SHIFT macro to define the sector size shift, so maybe it is more reasonable to use it than the magic number 9. Signed-off-by: Kaixu Xia <kaixuxia@xxxxxxxxxxx> --- fs/xfs/xfs_bmap_util.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c index f2a8a0e75e1f..9f02c1824205 100644 --- a/fs/xfs/xfs_bmap_util.c +++ b/fs/xfs/xfs_bmap_util.c @@ -63,8 +63,8 @@ xfs_zero_extent( sector_t block = XFS_BB_TO_FSBT(mp, sector); return blkdev_issue_zeroout(target->bt_bdev, - block << (mp->m_super->s_blocksize_bits - 9), - count_fsb << (mp->m_super->s_blocksize_bits - 9), + block << (mp->m_super->s_blocksize_bits - SECTOR_SHIFT), + count_fsb << (mp->m_super->s_blocksize_bits - SECTOR_SHIFT), GFP_NOFS, 0); } -- 2.20.0
