From nobody Sun Feb 8 17:21:09 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1569226196; cv=none; d=zoho.com; s=zohoarc; b=jSmkwxVNeKUgr0aXhkj0vpN0THXudZjTexNkgmMFOxD6+FiGLPaLVzAEoHnJPsmXF3VKmbMiLJ/JUi+IhseVnOGVOMYeVJ7kQq+Rbq575UU9AxmhXxyGoFz08lmBXmozh65PBYwCay4jlVrFdxDdi2fYdeOyxZzop6SmOy744og= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1569226196; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; bh=9WFGLjaUgnGtsGiAsj0XdT2wV99CQBjwNF4p4XNU2hc=; b=XAdoGBSKZaI8Y4Ev4Z1RbxrKbONSpXK1bE29I0p/MamK5GtwDBPRzilSdoNiiF2MQIj8Zyym2lVrvOn4dkGhhsfTV2CzvfgXupjQ/B5vcHABrfGJI3D8StUnI/elVQNARNSQHcsR7srGnkVgpQSGYFLr+xMILCWtnOCeOPJuav0= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1569226196701156.51604223503114; Mon, 23 Sep 2019 01:09:56 -0700 (PDT) Received: from localhost ([::1]:53406 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iCJPv-0003T4-LT for importer@patchew.org; Mon, 23 Sep 2019 04:09:55 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:42555) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iCJNQ-0001TG-RP for qemu-devel@nongnu.org; Mon, 23 Sep 2019 04:07:21 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iCJNP-0003uY-RV for qemu-devel@nongnu.org; Mon, 23 Sep 2019 04:07:20 -0400 Received: from mx1.redhat.com ([209.132.183.28]:43522) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iCJNP-0003uF-Jf; Mon, 23 Sep 2019 04:07:19 -0400 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id E3327307D8BE; Mon, 23 Sep 2019 08:07:18 +0000 (UTC) Received: from t460s.redhat.com (ovpn-116-207.ams2.redhat.com [10.36.116.207]) by smtp.corp.redhat.com (Postfix) with ESMTP id 401CB19C78; Mon, 23 Sep 2019 08:07:17 +0000 (UTC) From: David Hildenbrand To: Peter Maydell , qemu-devel@nongnu.org Subject: [PULL 01/30] s390x/tcg: Reset exception_index to -1 instead of 0 Date: Mon, 23 Sep 2019 10:06:43 +0200 Message-Id: <20190923080712.23951-2-david@redhat.com> In-Reply-To: <20190923080712.23951-1-david@redhat.com> References: <20190923080712.23951-1-david@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.48]); Mon, 23 Sep 2019 08:07:18 +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 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: Thomas Huth , David Hildenbrand , Cornelia Huck , Richard Henderson , qemu-s390x@nongnu.org, Richard Henderson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" 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 a= 1, 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 a= 1, 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 a= 1, uint64_t a2) } =20 /* Translation not available */ - cs->exception_index =3D 0; + cs->exception_index =3D -1; return 3; } =20 --=20 2.21.0