On Tue, Apr 17, 2012 at 03:10:42PM +0300, Michael S. Tsirkin wrote:
> Real command register is under kernel control:
> it includes bits for triggering SERR, marking
> BARs as invalid and such which are all under host
> kernel control.
> 
> While there's no known bug this triggers - since qemu does its
> best to make guest state match device state -
> it seems safer to avoid touching this register as much as
> possible.
> 
> With this patch, we don't touch any bits
> except bus master which is ok to put under guest control
> and intx mask which kvm interrupt sharing machinery
> explicitly allows.
> 
> Note: PCI_STATUS bears looking into as well.
> 
> Tested-by: Alex Williamson <[email protected]>
> Signed-off-by: Michael S. Tsirkin <[email protected]>

Applied, thanks.

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