From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Andres Lagar-Cavilla" <andres@lagarcavilla.org>
Subject: Re: [PATCH] x86/PoD: fix (un)locking after
	24772:28edc2b31a9b
Date: Mon, 13 Aug 2012 06:43:38 -0700
Message-ID: <9e36dafa402ecf37afbe71ffd8834a00.squirrel@webmail.lagarcavilla.org>
References: <50290B0C0200007800094750@nat28.tlf.novell.com>
Reply-To: andres@lagarcavilla.org
Mime-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
Return-path: <xen-devel-bounces@lists.xen.org>
In-Reply-To: <50290B0C0200007800094750@nat28.tlf.novell.com>
List-Unsubscribe: <http://lists.xen.org/cgi-bin/mailman/options/xen-devel>,
	<mailto:xen-devel-request@lists.xen.org?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xen.org>
List-Help: <mailto:xen-devel-request@lists.xen.org?subject=help>
List-Subscribe: <http://lists.xen.org/cgi-bin/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xen.org?subject=subscribe>
Sender: xen-devel-bounces@lists.xen.org
Errors-To: xen-devel-bounces@lists.xen.org
To: Jan Beulich <JBeulich@suse.com>
Cc: George Dunlap <george.dunlap@eu.citrix.com>, Tim Deegan <tim@xen.org>, Andres Lagar-Cavilla <andres@lagarcavilla.org>, xen-devel <xen-devel@lists.xen.org>
List-Id: xen-devel@lists.xenproject.org

> That c/s introduced a double unlock on the out-of-memory error path of
> p2m_pod_demand_populate().
>
> Signed-off-by: Jan Beulich <jbeulich@suse.com>
Acked-by: Andres Lagar-Cavilla <andres@lagarcavilla.org>

Thanks
Andres
>
> --- a/xen/arch/x86/mm/p2m-pod.c
> +++ b/xen/arch/x86/mm/p2m-pod.c
> @@ -1075,6 +1075,7 @@ out_of_memory:
>      printk("%s: Out of populate-on-demand memory! tot_pages %" PRIu32 "
> pod_entries %" PRIi32 "\n",
>             __func__, d->tot_pages, p2m->pod.entry_count);
>      domain_crash(d);
> +    return -1;
>  out_fail:
>      pod_unlock(p2m);
>      return -1;
>
>
>
>