From patchwork Tue Sep 19 16:43:03 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cornelia Huck X-Patchwork-Id: 9959605 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 58DCC60568 for ; Tue, 19 Sep 2017 16:46:19 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 47E9B28EA8 for ; Tue, 19 Sep 2017 16:46:19 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3A5C528EAD; Tue, 19 Sep 2017 16:46:19 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id D64F128EA9 for ; Tue, 19 Sep 2017 16:46:18 +0000 (UTC) Received: from localhost ([::1]:44082 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1duLeP-0005jd-9P for patchwork-qemu-devel@patchwork.kernel.org; Tue, 19 Sep 2017 12:45:33 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:38453) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1duLd2-0005gd-Ec for qemu-devel@nongnu.org; Tue, 19 Sep 2017 12:44:09 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1duLcz-0002Ri-Kj for qemu-devel@nongnu.org; Tue, 19 Sep 2017 12:44:08 -0400 Received: from mx1.redhat.com ([209.132.183.28]:45820) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1duLcz-0002RU-Ew for qemu-devel@nongnu.org; Tue, 19 Sep 2017 12:44:05 -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 6FED225C25; Tue, 19 Sep 2017 16:44:04 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 6FED225C25 Authentication-Results: ext-mx06.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx06.extmail.prod.ext.phx2.redhat.com; spf=fail smtp.mailfrom=cohuck@redhat.com Received: from localhost (unknown [10.36.117.0]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 35C625D6A6; Tue, 19 Sep 2017 16:44:01 +0000 (UTC) From: Cornelia Huck To: peter.maydell@linaro.org Date: Tue, 19 Sep 2017 18:43:03 +0200 Message-Id: <20170919164337.18555-5-cohuck@redhat.com> In-Reply-To: <20170919164337.18555-1-cohuck@redhat.com> References: <20170919164337.18555-1-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 [10.5.110.30]); Tue, 19 Sep 2017 16:44:04 +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 v2 04/38] s390x/pci: fixup ind_offset of msix routing entry 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, Yi Min Zhao , david@redhat.com, Cornelia Huck , agraf@suse.de, qemu-devel@nongnu.org, borntraeger@de.ibm.com, rth@twiddle.net Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Yi Min Zhao The guest uses the mpcifc instruction to register the aibvo of a zpci device, which is the starting offset of indicators in the indicator area and thus remains constant. Each msix vector is an offset from the aibvo. When we map a msix route to an adapter route, we should not modify the starting offset, but instead add the vector to the starting offset to get the absolute offset in the specific route. Signed-off-by: Yi Min Zhao Message-Id: <1504606380-49341-3-git-send-email-zyimin@linux.vnet.ibm.com> Signed-off-by: Cornelia Huck --- target/s390x/kvm.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/target/s390x/kvm.c b/target/s390x/kvm.c index 1130a391d4..375369fd1c 100644 --- a/target/s390x/kvm.c +++ b/target/s390x/kvm.c @@ -2436,14 +2436,12 @@ int kvm_arch_fixup_msi_route(struct kvm_irq_routing_entry *route, return -ENODEV; } - pbdev->routes.adapter.ind_offset = vec; - route->type = KVM_IRQ_ROUTING_S390_ADAPTER; route->flags = 0; route->u.adapter.summary_addr = pbdev->routes.adapter.summary_addr; route->u.adapter.ind_addr = pbdev->routes.adapter.ind_addr; route->u.adapter.summary_offset = pbdev->routes.adapter.summary_offset; - route->u.adapter.ind_offset = pbdev->routes.adapter.ind_offset; + route->u.adapter.ind_offset = pbdev->routes.adapter.ind_offset + vec; route->u.adapter.adapter_id = pbdev->routes.adapter.adapter_id; return 0; }