From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Zijlstra Subject: Re: [PATCH] Fixes: 805de8f43c20 (atomic: Replace atomic_{set,clear}_mask() usage) Date: Wed, 16 Sep 2015 16:40:07 +0200 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 Return-path: Content-Disposition: inline In-Reply-To: <1442409230-10806-1-git-send-email-jjherne@linux.vnet.ibm.com> Sender: linux-kernel-owner@vger.kernel.org List-Archive: List-Post: 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 List-ID: 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)