From nobody Wed Nov 5 08:25:19 2025 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.zohomail.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 1504114133664616.0352045961324; Wed, 30 Aug 2017 10:28:53 -0700 (PDT) Received: from localhost ([::1]:51782 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dn6nL-0000Mq-Cu for importer@patchew.org; Wed, 30 Aug 2017 13:28:51 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:57895) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dn6Hc-0004SG-Ei for qemu-devel@nongnu.org; Wed, 30 Aug 2017 12:56:05 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dn6Hb-0006HF-K5 for qemu-devel@nongnu.org; Wed, 30 Aug 2017 12:56:04 -0400 Received: from mx1.redhat.com ([209.132.183.28]:47670) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dn6Hb-0006Fj-E9; Wed, 30 Aug 2017 12:56:03 -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 41D39883CD; Wed, 30 Aug 2017 16:56:02 +0000 (UTC) Received: from localhost (ovpn-116-210.ams2.redhat.com [10.36.116.210]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 9729887CAA; Wed, 30 Aug 2017 16:56:01 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 41D39883CD 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=cohuck@redhat.com From: Cornelia Huck To: peter.maydell@linaro.org Date: Wed, 30 Aug 2017 18:52:50 +0200 Message-Id: <20170830165252.13421-43-cohuck@redhat.com> In-Reply-To: <20170830165252.13421-1-cohuck@redhat.com> References: <20170830165252.13421-1-cohuck@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]); Wed, 30 Aug 2017 16:56:02 +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] [PULL 42/44] s390-ccw: Fix alignment for CCW1 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: thuth@redhat.com, Cornelia Huck , david@redhat.com, qemu-stable@nongnu.org, Farhan Ali , agraf@suse.de, qemu-devel@nongnu.org, borntraeger@de.ibm.com, rth@twiddle.net 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" From: Farhan Ali The commit 198c0d1f9df8c4 s390x/css: check ccw address validity exposes an alignment issue in ccw bios. According to PoP the CCW must be doubleword aligned. Let's fix this in the bios. Cc: qemu-stable@nongnu.org Signed-off-by: Farhan Ali Reviewed-by: Halil Pasic Reviewed-by: Eric Farman Acked-by: Christian Borntraeger Message-Id: <3ed8b810b6592daee6a775037ce21f850e40647d.1503667215.git.alifm@= linux.vnet.ibm.com> Signed-off-by: Cornelia Huck --- pc-bios/s390-ccw/cio.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/pc-bios/s390-ccw/cio.h b/pc-bios/s390-ccw/cio.h index f5b4549ea3..55eaeee4b6 100644 --- a/pc-bios/s390-ccw/cio.h +++ b/pc-bios/s390-ccw/cio.h @@ -133,7 +133,7 @@ struct ccw1 { __u8 flags; __u16 count; __u32 cda; -} __attribute__ ((packed)); +} __attribute__ ((packed, aligned(8))); =20 #define CCW_FLAG_DC 0x80 #define CCW_FLAG_CC 0x40 --=20 2.13.5