Messages in this thread |  | | | Date | Thu, 12 Jun 2008 05:22:17 +0000 | | From | "Justin Mattock" <> | | Subject | Re: macbook pro dvd playback after suspend Buffer I/O error | |
On Thu, Jun 12, 2008 at 4:15 AM, Tejun Heo <htejun@gmail.com> wrote:
> Hello,>> Please do the followings.>> 1. apply the attached patch> 2. turn on device drivers -> SCSI -> SCSI verbose logging
> 3. rebuild the kernel and boot the new kernel.
> 4. run "sysctl -w dev.scsi.logging_level=1"
> 5. run the suspend/resume test w/ dd and report the result.
>
> Thanks.
>
> --
> tejun
>
> ---
> drivers/ata/libata-eh.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> Index: work/drivers/ata/libata-eh.c
> ===================================================================
> --- work.orig/drivers/ata/libata-eh.c
> +++ work/drivers/ata/libata-eh.c
> @@ -2507,6 +2507,9 @@ static int atapi_eh_clear_ua(struct ata_
> return -EIO;
> }
>
> + ata_dev_printk(dev, KERN_WARNING, "XXX: TUR err_mask=0x%x sense_key=0x%x\n",
> + err_mask, sense_key);
> +
> if (!err_mask || sense_key != UNIT_ATTENTION)
> return 0;
>
> @@ -2516,6 +2519,9 @@ static int atapi_eh_clear_ua(struct ata_
> "UNIT ATTENTION (err_mask=0x%x)\n", err_mask);
> return -EIO;
> }
> +
> + ata_dev_printk(dev, KERN_WARNING, "XXX: REQUEST SENSE err_mask=0x%x ASC=0x%x ASCQ=0x%x\n",
> + err_mask, sense_buffer[12], sense_buffer[13]);
> }
>
> ata_dev_printk(dev, KERN_WARNING,
>
>
Alright; I'll let you know what happens.
regards;
--
Justin P. Mattock
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