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Re: [Qemu-devel] [PATCH 2/2] xen: drain submit queue in xen-usb before r
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From: |
Juergen Gross |
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Subject: |
Re: [Qemu-devel] [PATCH 2/2] xen: drain submit queue in xen-usb before removing device |
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Date: |
Tue, 2 Aug 2016 13:49:59 +0200 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.2 |
On 02/08/16 13:37, Gerd Hoffmann wrote:
> On Fr, 2016-07-29 at 13:17 +0200, Juergen Gross wrote:
>> When unplugging a device in the Xen pvusb backend drain the submit
>> queue before deallocation of the control structures. Otherwise there
>> will be bogus memory accesses when I/O contracts are finished.
>>
>> Correlated to this issue is the handling of cancel requests: a packet
>> cancelled will still lead to the call of complete, so add a flag
>> A
>
> === checkpatch complains ===
Aargh, sorry! Wrote too many Xen and Linux patches recently. I'll
correct those.
Juergen