From nobody Mon Feb 9 20:32:51 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1488200464634130.29134015210286; Mon, 27 Feb 2017 05:01:04 -0800 (PST) Received: from localhost ([::1]:52298 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciKvH-0000QI-7i for importer@patchew.org; Mon, 27 Feb 2017 08:01:03 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36067) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciKgq-0004k3-M9 for qemu-devel@nongnu.org; Mon, 27 Feb 2017 07:46:09 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ciKgp-0000dO-Jh for qemu-devel@nongnu.org; Mon, 27 Feb 2017 07:46:08 -0500 Received: from mx1.redhat.com ([209.132.183.28]:56512) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ciKgp-0000c8-84 for qemu-devel@nongnu.org; Mon, 27 Feb 2017 07:46:07 -0500 Received: from int-mx13.intmail.prod.int.phx2.redhat.com (int-mx13.intmail.prod.int.phx2.redhat.com [10.5.11.26]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 3EF06C0567A3 for ; Mon, 27 Feb 2017 12:46:07 +0000 (UTC) Received: from donizetti.redhat.com (ovpn-117-118.ams2.redhat.com [10.36.117.118]) by int-mx13.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id v1RCjpe7028718 for ; Mon, 27 Feb 2017 07:46:06 -0500 From: Paolo Bonzini To: qemu-devel@nongnu.org Date: Mon, 27 Feb 2017 13:45:46 +0100 Message-Id: <20170227124551.8673-13-pbonzini@redhat.com> In-Reply-To: <20170227124551.8673-1-pbonzini@redhat.com> References: <20170227124551.8673-1-pbonzini@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.26 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.32]); Mon, 27 Feb 2017 12:46:07 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH 12/17] kvm: use atomic_read/atomic_set to access cpu->exit_request X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Signed-off-by: Paolo Bonzini --- kvm-all.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/kvm-all.c b/kvm-all.c index 5bbdc44..1c6f117 100644 --- a/kvm-all.c +++ b/kvm-all.c @@ -1931,7 +1931,7 @@ int kvm_cpu_exec(CPUState *cpu) DPRINTF("kvm_cpu_exec()\n"); =20 if (kvm_arch_process_async_events(cpu)) { - cpu->exit_request =3D 0; + atomic_set(&cpu->exit_request, 0); return EXCP_HLT; } =20 @@ -1946,7 +1946,7 @@ int kvm_cpu_exec(CPUState *cpu) } =20 kvm_arch_pre_run(cpu, run); - if (cpu->exit_request) { + if (atomic_read(&cpu->exit_request)) { DPRINTF("interrupt exit requested\n"); /* * KVM requires us to reenter the kernel after IO exits to com= plete @@ -2069,7 +2069,7 @@ int kvm_cpu_exec(CPUState *cpu) vm_stop(RUN_STATE_INTERNAL_ERROR); } =20 - cpu->exit_request =3D 0; + atomic_set(&cpu->exit_request, 0); return ret; } =20 --=20 2.9.3