Hello, Chris Dunlop has discovered that a few block layer changes have made it into stable without a corresponding MD RAID change: http://thread.gmane.org/gmane.linux.raid/42416 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 commits: 4363ac7 block: Implement support for WRITE SAME 579e8f3 block: Make blkdev_issue_zeroout use WRITE SAME Thanks, -- Joe -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html