Why not get qemu have it fixed instead?
On 31 May 2016 at 21:43, Johannes Thumshirn <jthumshirn@xxxxxxx> wrote:
> On Tue, May 31, 2016 at 09:42:29AM -0400, Ewan D. Milne wrote:
>> Linux fails to boot as a guest with a QEMU CD-ROM:
>>
>> [ 4.439488] ata2.00: ATAPI: QEMU CD-ROM, 0.8.2, max UDMA/100
>> [ 4.443649] ata2.00: configured for MWDMA2
>> [ 4.450267] scsi 1:0:0:0: CD-ROM QEMU QEMU CD-ROM 0.8. PQ: 0 ANSI: 5
>> [ 4.464317] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
>> [ 4.464319] ata2.00: BMDMA stat 0x5
>> [ 4.464339] ata2.00: cmd a0/01:00:00:00:01/00:00:00:00:00/a0 tag 0 dma 16640 in
>> [ 4.464339] Inquiry 12 01 00 00 ff 00res 48/20:02:00:24:00/00:00:00:00:00/a0 Emask 0x2 (HSM violation)
>> [ 4.464341] ata2.00: status: { DRDY DRQ }
>> [ 4.465864] ata2: soft resetting link
>> [ 4.625971] ata2.00: configured for MWDMA2
>> [ 4.628290] ata2: EH complete
>> [ 4.646670] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
>> [ 4.646671] ata2.00: BMDMA stat 0x5
>> [ 4.646683] ata2.00: cmd a0/01:00:00:00:01/00:00:00:00:00/a0 tag 0 dma 16640 in
>> [ 4.646683] Inquiry 12 01 00 00 ff 00res 48/20:02:00:24:00/00:00:00:00:00/a0 Emask 0x2 (HSM violation)
>> [ 4.646685] ata2.00: status: { DRDY DRQ }
>> [ 4.648193] ata2: soft resetting link
>>
>> ...
>>
>> Fix this by suppressing VPD inquiry for this device.
>>
>> Reported-by: Jan Stancek <jstancek@xxxxxxxxxx>
>> Tested-by: Jan Stancek <jstancek@xxxxxxxxxx>
>> Cc: <stable@xxxxxxxxxxxxxxx>
>> Signed-off-by: Ewan D. Milne <emilne@xxxxxxxxxx>
>
> Reviewed-by: Johannes Thumshirn <jthumshirn@xxxxxxx>
>
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