From patchwork Mon Sep 18 15:59:53 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Hildenbrand X-Patchwork-Id: 815006 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=2001:4830:134:3::11; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3xwrYZ0KvJz9s78 for ; Tue, 19 Sep 2017 02:09:38 +1000 (AEST) Received: from localhost ([::1]:37612 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dtyc4-0005P1-4B for incoming@patchwork.ozlabs.org; Mon, 18 Sep 2017 12:09:36 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:37443) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dtyTz-00072L-Oc for qemu-devel@nongnu.org; Mon, 18 Sep 2017 12:01:16 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dtyTw-0007u5-2L for qemu-devel@nongnu.org; Mon, 18 Sep 2017 12:01:15 -0400 Received: from mx1.redhat.com ([209.132.183.28]:60944) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dtyTv-0007t5-Sn for qemu-devel@nongnu.org; Mon, 18 Sep 2017 12:01:11 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id C62427E9EB; Mon, 18 Sep 2017 16:01:10 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com C62427E9EB Authentication-Results: ext-mx02.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx02.extmail.prod.ext.phx2.redhat.com; spf=fail smtp.mailfrom=david@redhat.com Received: from t460s.redhat.com (unknown [10.36.118.72]) by smtp.corp.redhat.com (Postfix) with ESMTP id 2D3BC5D6A9; Mon, 18 Sep 2017 16:01:08 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Date: Mon, 18 Sep 2017 17:59:53 +0200 Message-Id: <20170918160012.4317-9-david@redhat.com> In-Reply-To: <20170918160012.4317-1-david@redhat.com> References: <20170918160012.4317-1-david@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.26]); Mon, 18 Sep 2017 16:01:11 +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 v1 08/27] s390x/tcg: a CPU cannot switch state due to an interrupt 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: , Cc: Matthew Rosato , thuth@redhat.com, david@redhat.com, cohuck@redhat.com, Richard Henderson , Alexander Graf , borntraeger@de.ibm.com, Igor Mammedov , =?utf-8?q?Alex_Benn=C3=A9e?= , Aurelien Jarno Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Going to OPERATING here looks wrong. A CPU should even never be !OPERATING at this point. Unhalting will already be done in cpu_handle_halt() if there is work, so we can drop this statement completely. Signed-off-by: David Hildenbrand Reviewed-by: Richard Henderson --- target/s390x/excp_helper.c | 1 - 1 file changed, 1 deletion(-) diff --git a/target/s390x/excp_helper.c b/target/s390x/excp_helper.c index ff257ba72e..4dc30e056a 100644 --- a/target/s390x/excp_helper.c +++ b/target/s390x/excp_helper.c @@ -432,7 +432,6 @@ void s390_cpu_do_interrupt(CPUState *cs) qemu_log_mask(CPU_LOG_INT, "%s: %d at pc=%" PRIx64 "\n", __func__, cs->exception_index, env->psw.addr); - s390_cpu_set_state(CPU_STATE_OPERATING, cpu); /* handle machine checks */ if ((env->psw.mask & PSW_MASK_MCHECK) && (cs->exception_index == -1)) {