Re: [Xen-devel] [PATCH v2 2/2] xen: drain submit queue in xen-usb before removing device

[Anthony PERARD <anthony.perard@xxxxxxxxxx>]

On Tue, Aug 02, 2016 at 02:14:04PM +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
> to the request indicating it should be just dropped on complete.
> 
> Signed-off-by: Juergen Gross <jgross@xxxxxxxx>

Acked-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>

-- 
Anthony PERARD

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