From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AACC7C49ED7 for ; Mon, 16 Sep 2019 14:00:43 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7E1C5214AF for ; Mon, 16 Sep 2019 14:00:43 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7E1C5214AF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:34517 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i9rYY-0004QG-0N for qemu-devel@archiver.kernel.org; Mon, 16 Sep 2019 10:00:42 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45772) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i9rWU-0002iE-R1 for qemu-devel@nongnu.org; Mon, 16 Sep 2019 09:58:35 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1i9rWT-00006J-Qp for qemu-devel@nongnu.org; Mon, 16 Sep 2019 09:58:34 -0400 Received: from mx1.redhat.com ([209.132.183.28]:43373) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1i9rWT-00004u-LX; Mon, 16 Sep 2019 09:58:33 -0400 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id DBD3A10F2E89; Mon, 16 Sep 2019 13:58:32 +0000 (UTC) Received: from t460s.redhat.com (ovpn-117-103.ams2.redhat.com [10.36.117.103]) by smtp.corp.redhat.com (Postfix) with ESMTP id A3A971017E3B; Mon, 16 Sep 2019 13:58:30 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Date: Mon, 16 Sep 2019 15:57:38 +0200 Message-Id: <20190916135806.1269-2-david@redhat.com> In-Reply-To: <20190916135806.1269-1-david@redhat.com> References: <20190916135806.1269-1-david@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.6.2 (mx1.redhat.com [10.5.110.66]); Mon, 16 Sep 2019 13:58:32 +0000 (UTC) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v3 01/29] s390x/tcg: Reset exception_index to -1 instead of 0 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Florian Weimer , Thomas Huth , David Hildenbrand , =?UTF-8?q?Dan=20Hor=C3=A1k?= , Cornelia Huck , Richard Henderson , Stefano Brivio , qemu-s390x@nongnu.org, Cole Robinson , Richard Henderson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" We use the marker "-1" for "no exception". s390_cpu_do_interrupt() might get confused by that. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand --- target/s390x/mem_helper.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c index 29fcce426e..39ee9b3175 100644 --- a/target/s390x/mem_helper.c +++ b/target/s390x/mem_helper.c @@ -1747,7 +1747,7 @@ uint32_t HELPER(tprot)(CPUS390XState *env, uint64_t= a1, uint64_t a2) =20 if (env->int_pgm_code =3D=3D PGM_PROTECTION) { /* retry if reading is possible */ - cs->exception_index =3D 0; + cs->exception_index =3D -1; if (!s390_cpu_virt_mem_check_read(cpu, a1, 0, 1)) { /* Fetching permitted; storing not permitted */ return 1; @@ -1757,7 +1757,7 @@ uint32_t HELPER(tprot)(CPUS390XState *env, uint64_t= a1, uint64_t a2) switch (env->int_pgm_code) { case PGM_PROTECTION: /* Fetching not permitted; storing not permitted */ - cs->exception_index =3D 0; + cs->exception_index =3D -1; return 2; case PGM_ADDRESSING: case PGM_TRANS_SPEC: @@ -1767,7 +1767,7 @@ uint32_t HELPER(tprot)(CPUS390XState *env, uint64_t= a1, uint64_t a2) } =20 /* Translation not available */ - cs->exception_index =3D 0; + cs->exception_index =3D -1; return 3; } =20 --=20 2.21.0