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Date: Fri, 23 May 2008 23:39:20 +0300 From: Andras Mantia <amantia@....org> To: linux-kernel@...r.kernel.org Subject: Re: libata (pata_via) timeouts causing unusable device: the famous DRDY issue? On Friday 23 May 2008, Jeff Garzik wrote: > Andras Mantia wrote: > > Hi, > > > > since my upgrade to openSUSE 11.0, which comes with 2.6.25.4, soon > > after I start using my DVD player, I get the following in the log: > > > > May 23 21:34:04 stein klogd: ata1.00: exception Emask 0x0 SAct 0x0 > > SErr 0x0 action 0x2 frozen > > May 23 21:34:04 stein klogd: ata1.00: cmd > > a0/01:00:00:00:08/00:00:00:00:00/a0 tag 0 dma 2048 in > > May 23 21:34:04 stein klogd: cdb 28 00 00 00 01 b3 00 00 > > 01 00 00 00 00 00 00 00 > > May 23 21:34:04 stein klogd: res > > 40/00:02:00:08:00/00:00:00:00:00/a0 Emask 0x4 (timeout) > > May 23 21:34:04 stein klogd: ata1.00: status: { DRDY } > > DRDY == device ready, and it occurs billions of times per day during > normal use. That wouldn't be a problem if it would not block the drive completely and cause my load to go up to extreme values like 50 or so. > There is no "famous DRDY issue", you are simply seeing timeouts. Well, I found that many have this "error" and have real problems. > Have you tried all of: pci=nomsi, acpi=off, or noapic? > Not yet, I will try them (but as I said it worked fine before, without any such kernel options). Andras -- Quanta Plus developer - http://quanta.kdewebdev.org K Desktop Environment - http://www.kde.org -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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