Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751894AbaKYUYQ (ORCPT ); Tue, 25 Nov 2014 15:24:16 -0500 Received: from www.linutronix.de ([62.245.132.108]:47577 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750863AbaKYUYP (ORCPT ); Tue, 25 Nov 2014 15:24:15 -0500 Date: Tue, 25 Nov 2014 21:24:14 +0100 (CET) From: Thomas Gleixner To: Rik van Riel cc: Marcelo Tosatti , linux-kernel@vger.kernel.org, Luiz Capitulino , Steven Rostedt , kvm@vger.kernel.org Subject: Re: [patch -rt 2/2] KVM: lapic: mark LAPIC timer handler as irqsafe In-Reply-To: <5474D476.3020506@redhat.com> Message-ID: References: <20141125172108.992070524@redhat.com> <20141125172329.580701786@redhat.com> <5474D476.3020506@redhat.com> User-Agent: Alpine 2.11 (DEB 23 2013-08-11) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 25 Nov 2014, Rik van Riel wrote: > 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? Not really as it has RT dependencies .... Thanks, tglx -- 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/