On Mon, 8 Apr 2013 03:53:51 -0400 "Chris Dunlop" <chris@xxxxxxxxxxxx> wrote: > Upon reflection, given this smells like a controller issue, this > may be better addressed to linux-scsi@xxxxxxxxxxxxxxx... > > On Mon, Apr 08, 2013 at 05:18:34PM +1000, Chris Dunlop wrote: [... snip ...] > Apr 8 15:08:53 b4 kernel: [ 448.657142] md4: WRITE SAME failed. > Manually zeroing. Hi Chris, WRITE SAME was broken in MD RAID 1/10 up until: c8dc9c6 md: raid1,10: Handle REQ_WRITE_SAME flag in write bios and should be present in any kernel that includes the block layer WRITE SAME changes: 4363ac7 block: Implement support for WRITE SAME 579e8f3 block: Make blkdev_issue_zeroout use WRITE SAME Neil -- should c8dc9c6 go to stable? Regards, -- Joe -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
