diff options
-rw-r--r-- | include/linux/blkdev.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 2c54906f678f..e5cb4d029689 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h | |||
@@ -941,6 +941,14 @@ static inline int sb_issue_discard(struct super_block *sb, | |||
941 | return blkdev_issue_discard(sb->s_bdev, block, nr_blocks, GFP_NOFS, | 941 | return blkdev_issue_discard(sb->s_bdev, block, nr_blocks, GFP_NOFS, |
942 | BLKDEV_IFL_WAIT | BLKDEV_IFL_BARRIER); | 942 | BLKDEV_IFL_WAIT | BLKDEV_IFL_BARRIER); |
943 | } | 943 | } |
944 | static inline int sb_issue_zeroout(struct super_block *sb, sector_t block, | ||
945 | sector_t nr_blocks, gfp_t gfp_mask, unsigned long flags) | ||
946 | { | ||
947 | return blkdev_issue_zeroout(sb->s_bdev, | ||
948 | block << (sb->s_blocksize_bits - 9), | ||
949 | nr_blocks << (sb->s_blocksize_bits - 9), | ||
950 | gfp_mask, flags); | ||
951 | } | ||
944 | 952 | ||
945 | extern int blk_verify_command(unsigned char *cmd, fmode_t has_write_perm); | 953 | extern int blk_verify_command(unsigned char *cmd, fmode_t has_write_perm); |
946 | 954 | ||