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Date: Mon, 10 Mar 2008 12:30:43 -0400 From: Chuck Ebbert <cebbert@...hat.com> To: "Rafael J. Wysocki" <rjw@...k.pl> CC: LKML <linux-kernel@...r.kernel.org>, Andrew Morton <akpm@...ux-foundation.org>, Jeff Garzik <jeff@...zik.org>, Alan Cox <alan@...rguk.ukuu.org.uk>, linux-ide@...r.kernel.org, Bartlomiej Zolnierkiewicz <bzolnier@...il.com> Subject: Re: [Regression] 2.6.25-rc4-git3: Handling of audio CDs broken on pata_ali On 03/08/2008 04:46 PM, Rafael J. Wysocki wrote: > Hi, > > On one of my test boxes I'm unable to do just about anything with audio CDs > using the current -git (2.6.24 is fine in that respect on the same box). > > When an audio CD is inserted into the drive, I get the following errors in > dmesg and nothing more happens (quite obviously): > > ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen > ata1.00: cmd a0/01:00:00:10:00/00:00:00:00:00/a0 tag 0 dma 16400 in > cdb 42 02 40 01 00 00 00 00 10 00 00 00 00 00 00 00 > res 40/00:00:00:18:00/00:00:00:00:00/a0 Emask 0x4 (timeout) > ata1.00: status: { DRDY } > ata1: soft resetting link > ata1.00: configured for UDMA/33 > ata1: EH complete > ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen > ata1.00: cmd a0/01:00:00:10:00/00:00:00:00:00/a0 tag 0 dma 16400 in > cdb 42 02 40 01 00 00 00 00 10 00 00 00 00 00 00 00 > res 40/00:00:00:18:00/00:00:00:00:00/a0 Emask 0x4 (timeout) > ata1.00: status: { DRDY } > ata1: port is slow to respond, please be patient (Status 0x80) > ata1: device not ready (errno=-16), forcing hardreset > ata1: soft resetting link > ata1.00: qc timeout (cmd 0xa1) > ata1.00: failed to IDENTIFY (I/O error, err_mask=0x4) > ata1.00: revalidation failed (errno=-5) > ata1: failed to recover some devices, retrying in 5 secs > ata1: port is slow to respond, please be patient (Status 0x80) > ata1: device not ready (errno=-16), forcing hardreset > ata1: soft resetting link > ata1.00: qc timeout (cmd 0xa1) > ata1.00: failed to IDENTIFY (I/O error, err_mask=0x4) > ata1.00: revalidation failed (errno=-5) > ata1: failed to recover some devices, retrying in 5 secs > ata1: port is slow to respond, please be patient (Status 0x80) > ata1: device not ready (errno=-16), forcing hardreset > ata1: soft resetting link > ata1.00: qc timeout (cmd 0xa1) > ata1.00: failed to IDENTIFY (I/O error, err_mask=0x4) > ata1.00: revalidation failed (errno=-5) > ata1.00: disabled > We still have DMA totally disabled on pata_ali in Fedora. -- 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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