On 09/29/2016 02:39 AM, Darrick J. Wong wrote:

Make sure that the offset and length arguments that we're using to
construct WRITE SAME and DISCARD requests are actually aligned to the
logical block size.  Failure to do this causes other errors in other
parts of the block layer or the SCSI layer because disks don't support
partial logical block writes.

Signed-off-by: Darrick J. Wong <redacted>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <redacted>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
---
 block/blk-lib.c |   15 +++++++++++++++
 1 file changed, 15 insertions(+)

Reviewed-by: Hannes Reinecke <hare@suse.com>

Cheers,

Hannes
-- 
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