From patchwork Wed Jan 4 01:10:11 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Graf X-Patchwork-Id: 134128 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 E72B4B6F9B for ; Wed, 4 Jan 2012 11:56:33 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755691Ab2ADA4c (ORCPT ); Tue, 3 Jan 2012 19:56:32 -0500 Received: from cantor2.suse.de ([195.135.220.15]:44998 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754751Ab2ADA41 (ORCPT ); Tue, 3 Jan 2012 19:56:27 -0500 Received: from relay1.suse.de (charybdis-ext.suse.de [195.135.221.2]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx2.suse.de (Postfix) with ESMTP id DD8EB8F0A5; Wed, 4 Jan 2012 01:56:22 +0100 (CET) From: Alexander Graf To: kvm-ppc@vger.kernel.org Cc: kvm list , Avi Kivity , Marcelo Tosatti , Scott Wood Subject: [PATCH 13/50] KVM: PPC: booke: check for signals in kvmppc_vcpu_run Date: Wed, 4 Jan 2012 02:10:11 +0100 Message-Id: <1325639448-9494-14-git-send-email-agraf@suse.de> X-Mailer: git-send-email 1.7.3.4 In-Reply-To: <1325639448-9494-1-git-send-email-agraf@suse.de> References: <1325639448-9494-1-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 From: Scott Wood Currently we check prior to returning from a lightweight exit, but not prior to initial entry. book3s already does a similar test. Signed-off-by: Scott Wood Signed-off-by: Alexander Graf --- arch/powerpc/kvm/booke.c | 10 +++++++++- 1 files changed, 9 insertions(+), 1 deletions(-) diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c index b642200..9c78589 100644 --- a/arch/powerpc/kvm/booke.c +++ b/arch/powerpc/kvm/booke.c @@ -322,11 +322,19 @@ int kvmppc_vcpu_run(struct kvm_run *kvm_run, struct kvm_vcpu *vcpu) } local_irq_disable(); + + if (signal_pending(current)) { + kvm_run->exit_reason = KVM_EXIT_INTR; + ret = -EINTR; + goto out; + } + kvm_guest_enter(); ret = __kvmppc_vcpu_run(kvm_run, vcpu); kvm_guest_exit(); - local_irq_enable(); +out: + local_irq_enable(); return ret; }