Theodore Ts'o wrote: (you should cc linux-ide...)
[ 4563.614247] ata4.00: 390721968 sectors, multi 16: LBA48 NCQ (depth 0/32) ^^^^^^^
That generally means your disk is capable of NCQ, but your controller is not.
As Tejun noted, try switching to AHCI mode in BIOS. Jeff -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html