Hi, The 1st & 3rd patch fixes bio size alignment issue. The 2nd patch cleans up __blkdev_issue_discard() a bit. Thanks, Ming Lei (3): block: make sure discard bio is aligned with logical block size block: cleanup __blkdev_issue_discard() block: make sure writesame bio is aligned with logical block size block/blk-lib.c | 25 ++++++------------------- 1 file changed, 6 insertions(+), 19 deletions(-) Cc: Rui Salvaterra <rsalvaterra@xxxxxxxxx> Cc: stable@xxxxxxxxxxxxxxx Cc: Mike Snitzer <snitzer@xxxxxxxxxx> Cc: Christoph Hellwig <hch@xxxxxx> Cc: Xiao Ni <xni@xxxxxxxxxx> Cc: Mariusz Dabrowski <mariusz.dabrowski@xxxxxxxxx> -- 2.9.5