From: Igor Mammedov <imammedo@redhat.com>
To: xen-devel@lists.xensource.com
Cc: keir.fraser@citrix.com, JBeulich@suse.com
Subject: Re: [PATCH 1/2] xen: Clear IRQ_GUEST bit from irq_desc status if its action is NULL
Date: Tue, 13 Sep 2011 15:56:37 +0200 [thread overview]
Message-ID: <4E6F6115.4060204@redhat.com> (raw)
In-Reply-To: <1315921459-17059-3-git-send-email-imammedo@redhat.com>
This one has wrong Subject. Just forget about it, please.
I'll send it with correct subj.
On 09/13/2011 03:44 PM, Igor Mammedov wrote:
> Signed-off-by: Igor Mammedov<imammedo@redhat.com>
> Reviewed-by: Jan Beulich<JBeulich@suse.com>
>
> diff -r 2049f7ca3177 -r 884814bfc22e xen/arch/x86/irq.c
> --- a/xen/arch/x86/irq.c Tue Sep 13 14:44:59 2011 +0200
> +++ b/xen/arch/x86/irq.c Tue Sep 13 14:47:46 2011 +0200
> @@ -1599,12 +1599,7 @@ static int pirq_guest_force_unbind(struc
>
> action = (irq_guest_action_t *)desc->action;
> if ( unlikely(action == NULL) )
> - {
> - desc->status&= ~IRQ_GUEST;
> - dprintk(XENLOG_G_WARNING, "dom%d: pirq %d: desc->action is NULL!\n",
> - d->domain_id, pirq->pirq);
> - goto out;
> - }
> + goto unbind;
>
> for ( i = 0; (i< action->nr_guests)&& (action->guest[i] != d); i++ )
> continue;
> @@ -1612,6 +1607,7 @@ static int pirq_guest_force_unbind(struc
> goto out;
>
> bound = 1;
> + unbind:
> oldaction = __pirq_guest_unbind(d, pirq, desc);
>
> out:
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xensource.com
> http://lists.xensource.com/xen-devel
--
Thanks,
Igor
next prev parent reply other threads:[~2011-09-13 13:56 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-13 13:44 [PATCH 0/2] Prevent host crash after executing in dom0 'rmmod isci; modprobe isci' Igor Mammedov
2011-09-13 13:44 ` [PATCH 1/2] xen: Clear IRQ_GUEST bit from irq_desc status if its action is NULL Igor Mammedov
2011-09-13 13:44 ` Igor Mammedov
2011-09-13 13:56 ` Igor Mammedov [this message]
2011-09-13 13:54 ` [PATCH 2/2] xen: remove duplicate code and keep IRQ_GUEST flag reset at one place Igor Mammedov
2011-09-16 9:13 ` [PATCH 0/2] Prevent host crash after executing in dom0 'rmmod isci; modprobe isci' Igor Mammedov
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