Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751646AbaKYTPB (ORCPT ); Tue, 25 Nov 2014 14:15:01 -0500 Received: from mx1.redhat.com ([209.132.183.28]:54965 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750816AbaKYTO7 (ORCPT ); Tue, 25 Nov 2014 14:14:59 -0500 Message-ID: <5474D476.3020506@redhat.com> Date: Tue, 25 Nov 2014 14:11:50 -0500 From: Rik van Riel User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.5.0 MIME-Version: 1.0 To: Marcelo Tosatti , linux-kernel@vger.kernel.org CC: Luiz Capitulino , Steven Rostedt , Thomas Gleixner , kvm@vger.kernel.org Subject: Re: [patch -rt 2/2] KVM: lapic: mark LAPIC timer handler as irqsafe References: <20141125172108.992070524@redhat.com> <20141125172329.580701786@redhat.com> In-Reply-To: <20141125172329.580701786@redhat.com> X-Enigmail-Version: 1.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/25/2014 12:21 PM, Marcelo Tosatti wrote: > Since lapic timer handler only wakes up a simple waitqueue, > it can be executed from hardirq context. > > Reduces average cyclictest latency by 3us. Can this patch be merged in the KVM tree, and go upstream via Paolo? > Signed-off-by: Marcelo Tosatti Acked-by: Rik van Riel -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/