Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965281AbbENTgJ (ORCPT ); Thu, 14 May 2015 15:36:09 -0400 Received: from www.linutronix.de ([62.245.132.108]:39010 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965061AbbENTgH (ORCPT ); Thu, 14 May 2015 15:36:07 -0400 Date: Thu, 14 May 2015 21:36:01 +0200 From: Sebastian Andrzej Siewior To: Bogdan Purcareata Cc: tglx@linutronix.de, pbonzini@redhat.com, agraf@suse.de, scottwood@freescale.com, linuxppc-dev@lists.ozlabs.org, linux-rt-users@vger.kernel.org, linux-kernel@vger.kernel.org, mihai.caraman@freescale.com, b10716@freescale.com Subject: Re: [PATCH v2 2/2] powerpc/kvm: Disable in-kernel MPIC emulation for PREEMPT_RT_FULL Message-ID: <20150514193601.GI13442@linutronix.de> References: <1429890793-19487-1-git-send-email-bogdan.purcareata@freescale.com> <1429890793-19487-3-git-send-email-bogdan.purcareata@freescale.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <1429890793-19487-3-git-send-email-bogdan.purcareata@freescale.com> X-Key-Id: 2A8CF5D1 X-Key-Fingerprint: 6425 4695 FFF0 AA44 66CC 19E6 7B96 E816 2A8C F5D1 User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 565 Lines: 15 * Bogdan Purcareata | 2015-04-24 15:53:13 [+0000]: >While converting the openpic emulation code to use a raw_spinlock_t enables >guests to run on RT, there's still a performance issue. For interrupts sent in >Signed-off-by: Bogdan Purcareata Applied with Scott's Acked-by Sebastian -- 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/