From patchwork Wed Feb 29 00:10:05 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Graf X-Patchwork-Id: 143585 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 06FCAB6FCB for ; Wed, 29 Feb 2012 11:10:49 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030209Ab2B2AKq (ORCPT ); Tue, 28 Feb 2012 19:10:46 -0500 Received: from cantor2.suse.de ([195.135.220.15]:45249 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965946Ab2B2AKP (ORCPT ); Tue, 28 Feb 2012 19:10:15 -0500 Received: from relay1.suse.de (unknown [195.135.220.254]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx2.suse.de (Postfix) with ESMTP id D6E6C92706; Wed, 29 Feb 2012 01:10:07 +0100 (CET) From: Alexander Graf To: kvm-ppc@vger.kernel.org Cc: kvm@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Scott Wood Subject: [PATCH 37/38] KVM: PPC: booke: Reinject performance monitor interrupts Date: Wed, 29 Feb 2012 01:10:05 +0100 Message-Id: <1330474206-14794-38-git-send-email-agraf@suse.de> X-Mailer: git-send-email 1.7.3.4 In-Reply-To: <1330474206-14794-1-git-send-email-agraf@suse.de> References: <1330474206-14794-1-git-send-email-agraf@suse.de> Sender: kvm-ppc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm-ppc@vger.kernel.org When we get a performance monitor interrupt, we need to make sure that the host receives it. So reinject it like we reinject the other host destined interrupts. Signed-off-by: Alexander Graf --- v2 -> v3: - call regs sync directly --- arch/powerpc/include/asm/hw_irq.h | 1 + arch/powerpc/kvm/booke.c | 4 ++++ 2 files changed, 5 insertions(+), 0 deletions(-) diff --git a/arch/powerpc/include/asm/hw_irq.h b/arch/powerpc/include/asm/hw_irq.h index bb712c9..904e66c 100644 --- a/arch/powerpc/include/asm/hw_irq.h +++ b/arch/powerpc/include/asm/hw_irq.h @@ -12,6 +12,7 @@ #include extern void timer_interrupt(struct pt_regs *); +extern void performance_monitor_exception(struct pt_regs *regs); #ifdef CONFIG_PPC64 #include diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c index 488936b..8e8aa4c 100644 --- a/arch/powerpc/kvm/booke.c +++ b/arch/powerpc/kvm/booke.c @@ -634,6 +634,10 @@ static void kvmppc_restart_interrupt(struct kvm_vcpu *vcpu, case BOOKE_INTERRUPT_MACHINE_CHECK: /* FIXME */ break; + case BOOKE_INTERRUPT_PERFORMANCE_MONITOR: + kvmppc_fill_pt_regs(®s); + performance_monitor_exception(®s); + break; } }