Re: [Xen-devel] [PATCH] hvm passthru: Fix a xen-unstable crash

[Wei Wang2 <wei.wang2@xxxxxxx>]

On Monday 29 November 2010 16:49:05 Stefano Stabellini wrote:
> On Mon, 29 Nov 2010, Keir Fraser wrote:
> > Stefano,
> >
> > Can you ack/nack this patch please.
>
> ack.
>
> I think we also need this:
>
>
> diff -r 79b71c77907b xen/arch/x86/physdev.c
> --- a/xen/arch/x86/physdev.c  Wed Nov 24 10:20:03 2010 +0000
> +++ b/xen/arch/x86/physdev.c  Mon Nov 29 15:26:03 2010 +0000
> @@ -236,7 +236,8 @@ static int physdev_unmap_pirq(struct phy
>          spin_lock(&d->event_lock);
>          ret = unmap_domain_pirq_emuirq(d, unmap->pirq);
>          spin_unlock(&d->event_lock);
> -        goto free_domain;
> +        if ( unmap->domid == DOMID_SELF || ret )
> +            goto free_domain;
>      }
>
>      ret = -EPERM;
>
>
> Wei, could you give it a try, in addition to your patch?
>
> Thanks,
>
> Stefano

Hi Stefano,
This patch works well together with my patch on our testing system. No more 
crashes.
Thanks,
Wei 


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