Mathieu Bérard wrote: > Jeff Garzik a écrit : >> Adrian Bunk wrote: >>> Subject : NCQ problem with ahci and Hitachi drive >>> References : http://lkml.org/lkml/2007/3/4/178 >>> Submitter : Mathieu Bérard <[EMAIL PROTECTED]> >>> Status : unknown >> according to the last message in that thread, it sounds like ACPI and >> interrupt problems >> > Hi, > after more testing with a 2.6.21-rc3, it appears that after several ata > errors the boot process > somehow continued as normal, after a "NCQ disabled due to excessive > errors" message. > "pci=noacpi" or "noacpi" parameters workarounds the problem "irqpoll" > does nothing.
I was mistaken. It can't be IRQ routing problem. I somehow thought the port was a ata_piix one. Considering the reported broken NCQ feature on the device GTF might be mangling with the drive to disable NCQ or something. Does giving "libata.noacpi=1" make any difference? Thanks. -- tejun - To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
