> How about this? As I tried to explain before this utterly confuses the I/O completion path. With the patch applied even a simple mkfs.xfs that issues discard just hangs. -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html