From: Boris Ostrovsky <boris.ostrovsky@oracle.com>
To: Juergen Gross <jgross@suse.com>
Cc: xen-devel@lists.xenproject.org, linux-kernel@vger.kernel.org,
Stefano Stabellini <sstabellini@kernel.org>,
stable@vger.kernel.org
Subject: Re: [PATCH] xen/events: fix binding user event channels to cpus
Date: Mon, 1 Jul 2019 22:09:51 -0400 [thread overview]
Message-ID: <20190702020951.GA8003@bostrovs-us.us.oracle.com> (raw)
In-Reply-To: <20190621184703.17108-1-jgross@suse.com>
On Fri, Jun 21, 2019 at 08:47:03PM +0200, Juergen Gross wrote:
> When binding an interdomain event channel to a vcpu via
> IOCTL_EVTCHN_BIND_INTERDOMAIN not only the event channel needs to be
> bound, but the affinity of the associated IRQi must be changed, too.
> Otherwise the IRQ and the event channel won't be moved to another vcpu
> in case the original vcpu they were bound to is going offline.
>
> Cc: <stable@vger.kernel.org> # 4.13
> Fixes: c48f64ab472389df ("xen-evtchn: Bind dyn evtchn:qemu-dm interrupt to next online VCPU")
> Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
prev parent reply other threads:[~2019-07-02 2:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-21 18:47 Juergen Gross
2019-07-02 2:09 ` Boris Ostrovsky [this message]
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