From patchwork Thu Oct 15 16:44:56 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eduardo Habkost X-Patchwork-Id: 1382808 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=FU5v6AMx; dkim-atps=neutral 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 ozlabs.org (Postfix) with ESMTPS id 4CBwLz670sz9sV1 for ; Fri, 16 Oct 2020 03:52:43 +1100 (AEDT) Received: from localhost ([::1]:58996 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kT6Ub-0001Vp-OK for incoming@patchwork.ozlabs.org; Thu, 15 Oct 2020 12:52:41 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:42790) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kT6NW-0004Ml-P0 for qemu-devel@nongnu.org; Thu, 15 Oct 2020 12:45:25 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:29257) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kT6NO-0000UV-Bs for qemu-devel@nongnu.org; Thu, 15 Oct 2020 12:45:19 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1602780313; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=9hb+1/7cb7CdrsmNglCj3VIi1UB0HDXrR2h+oR1OePk=; b=FU5v6AMxXDOzeFw0ZRoVKuDkGDGapCf0ewXxhXfyxeosWVvBFmzUyyOwYUpk4d+wapIin3 qJGf7vPdNlGsavSqnKLAnVdwyzitxd+YlfrR0KwkAwg9jo4kyW2J156zgJtjS5Ug/AeKfD 5ZajebccPLYq6m1oY48TIFPh7EdZgGo= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-66-AtbkhMdxPvKNC3-kHmpyfQ-1; Thu, 15 Oct 2020 12:45:11 -0400 X-MC-Unique: AtbkhMdxPvKNC3-kHmpyfQ-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id BA6A01921FA2; Thu, 15 Oct 2020 16:45:09 +0000 (UTC) Received: from localhost (ovpn-66-44.rdu2.redhat.com [10.10.66.44]) by smtp.corp.redhat.com (Postfix) with ESMTP id 81A136EF54; Thu, 15 Oct 2020 16:45:09 +0000 (UTC) From: Eduardo Habkost To: qemu-devel@nongnu.org, Peter Maydell Subject: [PULL 4/9] i386/kvm: Require KVM_CAP_IRQ_ROUTING Date: Thu, 15 Oct 2020 12:44:56 -0400 Message-Id: <20201015164501.462775-5-ehabkost@redhat.com> In-Reply-To: <20201015164501.462775-1-ehabkost@redhat.com> References: <20201015164501.462775-1-ehabkost@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=ehabkost@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=63.128.21.124; envelope-from=ehabkost@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/10/15 02:10:02 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action 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: Paolo Bonzini , Igor Mammedov , Eduardo Habkost , Richard Henderson Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" KVM_CAP_IRQ_ROUTING is available since 2009 (Linux v2.6.30), so it's safe to just make it a requirement on x86. Signed-off-by: Eduardo Habkost Acked-by: Paolo Bonzini Message-Id: <20200922201922.2153598-2-ehabkost@redhat.com> Signed-off-by: Eduardo Habkost --- target/i386/kvm.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/target/i386/kvm.c b/target/i386/kvm.c index 0098be7015..69c691ad77 100644 --- a/target/i386/kvm.c +++ b/target/i386/kvm.c @@ -2114,6 +2114,11 @@ int kvm_arch_init(MachineState *ms, KVMState *s) int ret; struct utsname utsname; + if (!kvm_check_extension(s, KVM_CAP_IRQ_ROUTING)) { + error_report("kvm: KVM_CAP_IRQ_ROUTING not supported by KVM"); + return -ENOTSUP; + } + has_xsave = kvm_check_extension(s, KVM_CAP_XSAVE); has_xcrs = kvm_check_extension(s, KVM_CAP_XCRS); has_pit_state2 = kvm_check_extension(s, KVM_CAP_PIT_STATE2);