On 03/13/2018 08:18 PM, John Snow wrote:
> On 11/28/2017 07:10 AM, Denis V. Lunev wrote:
>> There are 2 cases I have spotted so far:
>> 1) IDE ATAPI read processing. Actually this was reported from field
>> 2) QEMU IO hmp command (found during evaluation of (1))
>> SCSI code checks during access that blk_is_available(). These patches add
>> same checks on different code paths.
>> Pls decide whether these patches should go through sub-system trees or via
>> block tree.
>> Signed-off-by: Denis V. Lunev <d...@openvz.org>
>> CC: "Dr. David Alan Gilbert" <dgilb...@redhat.com>
>> CC: John Snow <js...@redhat.com>
>> CC: Kevin Wolf <kw...@redhat.com>
>> CC: Stefan Hajnoczi <stefa...@redhat.com>
> Denis, I was never able to figure this out, but Stefan added a more
> rigorous block-wide fix that should prevent these crashes. If you see
> any anomalies in the ATAPI device again please let me know.
> Sorry I wasn't able to help any faster.
ok, no prob. Thank you for a feedback


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