From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753357AbbIPOpf (ORCPT ); Wed, 16 Sep 2015 10:45:35 -0400 Received: from bombadil.infradead.org ([198.137.202.9]:51579 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752031AbbIPOpe (ORCPT ); Wed, 16 Sep 2015 10:45:34 -0400 Date: Wed, 16 Sep 2015 16:40:07 +0200 From: Peter Zijlstra To: "Jason J. Herne" Cc: pbonzini@redhat.com, borntraeger@de.ibm.com, cornelia.huck@de.ibm.com, tglx@linutronix.de, kvm@vger.kernel.org, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] Fixes: 805de8f43c20 (atomic: Replace atomic_{set,clear}_mask() usage) Message-ID: <20150916144007.GB3604@twins.programming.kicks-ass.net> References: <1442409230-10806-1-git-send-email-jjherne@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1442409230-10806-1-git-send-email-jjherne@linux.vnet.ibm.com> User-Agent: Mutt/1.5.21 (2012-12-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Sep 16, 2015 at 09:13:50AM -0400, Jason J. Herne wrote: > The offending commit accidentally replaces an atomic_clear with an > atomic_or instead of an atomic_andnot in kvm_s390_vcpu_request_handled. > The symptom is that kvm guests on s390 hang on startup. > This patch simply replaces the incorrect atomic_or with atomic_andnot > > Signed-off-by: Jason J. Herne Urgh, sorry about that. Acked-by: Peter Zijlstra (Intel)