From patchwork Tue Sep 22 20:19:20 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eduardo Habkost X-Patchwork-Id: 273062 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=-9.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS 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 53CA8C2D0E2 for ; Tue, 22 Sep 2020 20:22:42 +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 CED7D2223E for ; Tue, 22 Sep 2020 20:22:41 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="KLevdMMv" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CED7D2223E 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]:32816 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kKooC-0004lK-TN for qemu-devel@archiver.kernel.org; Tue, 22 Sep 2020 16:22:40 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:56140) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kKolM-000247-Bk for qemu-devel@nongnu.org; Tue, 22 Sep 2020 16:19:44 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:49124) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kKolK-00083N-Qw for qemu-devel@nongnu.org; Tue, 22 Sep 2020 16:19:44 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1600805982; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=gYUw7on53U22xygxI96tyg7A07dVivNHpOasjcBU6xE=; b=KLevdMMv9gotw55GmpBW+AIG5r3QtCJ1J4Qxk7ruHOL6Ya0hthlZ1GL0glzppCr8CZ44Z4 /M4Squ8jga+i67qxkqJgENMJokaHl3kKSW3rmmgztdgMU3h9XsO+h5AL17M/gli5zXRODk X7tJeQ7OQsZAnF8/RtjKs5+bzUl/hmo= 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-490-qWR7WA25Mr63xgyCP0dkpg-1; Tue, 22 Sep 2020 16:19:38 -0400 X-MC-Unique: qWR7WA25Mr63xgyCP0dkpg-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 0283C8B124D; Tue, 22 Sep 2020 20:19:37 +0000 (UTC) Received: from localhost (unknown [10.10.67.5]) by smtp.corp.redhat.com (Postfix) with ESMTP id E406F5DD99; Tue, 22 Sep 2020 20:19:30 +0000 (UTC) From: Eduardo Habkost To: qemu-devel@nongnu.org Subject: [PATCH 1/3] i386/kvm: Require KVM_CAP_IRQ_ROUTING Date: Tue, 22 Sep 2020 16:19:20 -0400 Message-Id: <20200922201922.2153598-2-ehabkost@redhat.com> In-Reply-To: <20200922201922.2153598-1-ehabkost@redhat.com> References: <20200922201922.2153598-1-ehabkost@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 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 = 2020/09/22 02:07:04 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -35 X-Spam_score: -3.6 X-Spam_bar: --- X-Spam_report: (-3.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.455, 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: Sergio Lopez , kvm@vger.kernel.org, "Michael S. Tsirkin" , Marcelo Tosatti , Paolo Bonzini , Richard Henderson , Eduardo Habkost Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.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 --- target/i386/kvm.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/target/i386/kvm.c b/target/i386/kvm.c index 9efb07e7c83..d884ff1b071 100644 --- a/target/i386/kvm.c +++ b/target/i386/kvm.c @@ -2129,6 +2129,11 @@ 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); From patchwork Tue Sep 22 20:19:21 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eduardo Habkost X-Patchwork-Id: 304739 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=-9.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=unavailable 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 5C1FAC2D0E2 for ; Tue, 22 Sep 2020 20:21:28 +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 A1B232220D for ; Tue, 22 Sep 2020 20:21:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="g0/M9i0G" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A1B232220D 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]:57426 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kKon0-0003Fl-B6 for qemu-devel@archiver.kernel.org; Tue, 22 Sep 2020 16:21:26 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:56138) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kKolM-00023o-4R for qemu-devel@nongnu.org; Tue, 22 Sep 2020 16:19:44 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:41034) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kKolK-00083I-Hd for qemu-devel@nongnu.org; Tue, 22 Sep 2020 16:19:43 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1600805981; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=52XNin5Hd63T3Wdn9qi1J9VaOtpC4qNSf/yGry9fMRE=; b=g0/M9i0GY/WSarWje8twyFE8WOypnj23Dx9czpCoNNUft4U4LmBoyEy4Y/ithX1wnAyHJK Plns/NGRHcrnpy7WFox6QHg9fQqOpIc0ixS1MB/33elf/X52MX4+6mrdvo/kaXJP+yUcuL Us0rmfZJxoREZc9TGHO7Peo2c9GRpng= 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-11-lpF4hf4rMqOJmjGEfKsm1g-1; Tue, 22 Sep 2020 16:19:39 -0400 X-MC-Unique: lpF4hf4rMqOJmjGEfKsm1g-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 1D481104D3E2; Tue, 22 Sep 2020 20:19:38 +0000 (UTC) Received: from localhost (unknown [10.10.67.5]) by smtp.corp.redhat.com (Postfix) with ESMTP id AEE075DE86; Tue, 22 Sep 2020 20:19:37 +0000 (UTC) From: Eduardo Habkost To: qemu-devel@nongnu.org Subject: [PATCH 2/3] i386/kvm: Remove IRQ routing support checks Date: Tue, 22 Sep 2020 16:19:21 -0400 Message-Id: <20200922201922.2153598-3-ehabkost@redhat.com> In-Reply-To: <20200922201922.2153598-1-ehabkost@redhat.com> References: <20200922201922.2153598-1-ehabkost@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Received-SPF: pass client-ip=216.205.24.124; envelope-from=ehabkost@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/22 15:47:47 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -35 X-Spam_score: -3.6 X-Spam_bar: --- X-Spam_report: (-3.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.455, 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: Sergio Lopez , kvm@vger.kernel.org, "Michael S. Tsirkin" , Marcelo Tosatti , Paolo Bonzini , Richard Henderson , Eduardo Habkost Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" KVM_CAP_IRQ_ROUTING is always available on x86, so replace checks for kvm_has_gsi_routing() and KVM_CAP_IRQ_ROUTING with asserts. Signed-off-by: Eduardo Habkost --- hw/i386/kvm/apic.c | 5 ++--- hw/i386/kvm/ioapic.c | 33 ++++++++++++++++----------------- target/i386/kvm.c | 7 ------- 3 files changed, 18 insertions(+), 27 deletions(-) diff --git a/hw/i386/kvm/apic.c b/hw/i386/kvm/apic.c index 4eb2d77b87b..dd29906061c 100644 --- a/hw/i386/kvm/apic.c +++ b/hw/i386/kvm/apic.c @@ -225,9 +225,8 @@ static void kvm_apic_realize(DeviceState *dev, Error **errp) memory_region_init_io(&s->io_memory, OBJECT(s), &kvm_apic_io_ops, s, "kvm-apic-msi", APIC_SPACE_SIZE); - if (kvm_has_gsi_routing()) { - msi_nonbroken = true; - } + assert(kvm_has_gsi_routing()); + msi_nonbroken = true; } static void kvm_apic_unrealize(DeviceState *dev) diff --git a/hw/i386/kvm/ioapic.c b/hw/i386/kvm/ioapic.c index c5528df942a..dfc3c980057 100644 --- a/hw/i386/kvm/ioapic.c +++ b/hw/i386/kvm/ioapic.c @@ -25,27 +25,26 @@ void kvm_pc_setup_irq_routing(bool pci_enabled) KVMState *s = kvm_state; int i; - if (kvm_check_extension(s, KVM_CAP_IRQ_ROUTING)) { - for (i = 0; i < 8; ++i) { - if (i == 2) { - continue; - } - kvm_irqchip_add_irq_route(s, i, KVM_IRQCHIP_PIC_MASTER, i); - } - for (i = 8; i < 16; ++i) { - kvm_irqchip_add_irq_route(s, i, KVM_IRQCHIP_PIC_SLAVE, i - 8); + assert(kvm_has_gsi_routing()); + for (i = 0; i < 8; ++i) { + if (i == 2) { + continue; } - if (pci_enabled) { - for (i = 0; i < 24; ++i) { - if (i == 0) { - kvm_irqchip_add_irq_route(s, i, KVM_IRQCHIP_IOAPIC, 2); - } else if (i != 2) { - kvm_irqchip_add_irq_route(s, i, KVM_IRQCHIP_IOAPIC, i); - } + kvm_irqchip_add_irq_route(s, i, KVM_IRQCHIP_PIC_MASTER, i); + } + for (i = 8; i < 16; ++i) { + kvm_irqchip_add_irq_route(s, i, KVM_IRQCHIP_PIC_SLAVE, i - 8); + } + if (pci_enabled) { + for (i = 0; i < 24; ++i) { + if (i == 0) { + kvm_irqchip_add_irq_route(s, i, KVM_IRQCHIP_IOAPIC, 2); + } else if (i != 2) { + kvm_irqchip_add_irq_route(s, i, KVM_IRQCHIP_IOAPIC, i); } } - kvm_irqchip_commit_routes(s); } + kvm_irqchip_commit_routes(s); } typedef struct KVMIOAPICState KVMIOAPICState; diff --git a/target/i386/kvm.c b/target/i386/kvm.c index d884ff1b071..cf6dc90f7c5 100644 --- a/target/i386/kvm.c +++ b/target/i386/kvm.c @@ -4558,13 +4558,6 @@ bool kvm_arch_stop_on_emulation_error(CPUState *cs) void kvm_arch_init_irq_routing(KVMState *s) { - if (!kvm_check_extension(s, KVM_CAP_IRQ_ROUTING)) { - /* If kernel can't do irq routing, interrupt source - * override 0->2 cannot be set up as required by HPET. - * So we have to disable it. - */ - no_hpet = 1; - } /* We know at this point that we're using the in-kernel * irqchip, so we can use irqfds, and on x86 we know * we can use msi via irqfd and GSI routing. From patchwork Tue Sep 22 20:19:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eduardo Habkost X-Patchwork-Id: 304738 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=-9.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=unavailable 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 7BFE4C2D0E2 for ; Tue, 22 Sep 2020 20:23:37 +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 C13642220D for ; Tue, 22 Sep 2020 20:23:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="ih5Y9jS+" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C13642220D 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]:35690 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kKop5-0005y5-M7 for qemu-devel@archiver.kernel.org; Tue, 22 Sep 2020 16:23:35 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:56174) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kKolT-0002GJ-AU for qemu-devel@nongnu.org; Tue, 22 Sep 2020 16:19:51 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:36698) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kKolR-000852-HI for qemu-devel@nongnu.org; Tue, 22 Sep 2020 16:19:50 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1600805988; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=jiMyrJEnAYgkkVWygOH1TIFk/RLS8Nq9gl/xrF7Oldk=; b=ih5Y9jS+2imi9EmR0vnj9XG8lToA1rzahkOyQFgyvkLQYrdxMn3VvqgrIUlpo8PHQ1EkX3 oqjlWxLnlh5XIbiFvwqQ7QQXZmI2RpzcxP/XcWsjh4JRRvmhpSBOUKIbfdO3vpr6VplElN ixioHXBize3kKdGEkeuFzHkE3himPTE= 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-104-NJpeCggvNqm9K1aDoFmkpg-1; Tue, 22 Sep 2020 16:19:46 -0400 X-MC-Unique: NJpeCggvNqm9K1aDoFmkpg-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 1905E8B1242; Tue, 22 Sep 2020 20:19:45 +0000 (UTC) Received: from localhost (unknown [10.10.67.5]) by smtp.corp.redhat.com (Postfix) with ESMTP id 085B473689; Tue, 22 Sep 2020 20:19:38 +0000 (UTC) From: Eduardo Habkost To: qemu-devel@nongnu.org Subject: [PATCH 3/3] i386/kvm: Delete kvm_allows_irq0_override() Date: Tue, 22 Sep 2020 16:19:22 -0400 Message-Id: <20200922201922.2153598-4-ehabkost@redhat.com> In-Reply-To: <20200922201922.2153598-1-ehabkost@redhat.com> References: <20200922201922.2153598-1-ehabkost@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 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 = 2020/09/22 02:07:04 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -35 X-Spam_score: -3.6 X-Spam_bar: --- X-Spam_report: (-3.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.455, 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: Sergio Lopez , kvm@vger.kernel.org, "Michael S. Tsirkin" , Marcelo Tosatti , Paolo Bonzini , Richard Henderson , Eduardo Habkost Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" As IRQ routing is always available on x86, kvm_allows_irq0_override() will always return true, so we don't need the function anymore. Signed-off-by: Eduardo Habkost --- target/i386/kvm_i386.h | 1 - hw/i386/fw_cfg.c | 2 +- hw/i386/microvm.c | 2 +- hw/i386/pc.c | 2 +- target/i386/kvm-stub.c | 5 ----- target/i386/kvm.c | 5 ----- 6 files changed, 3 insertions(+), 14 deletions(-) diff --git a/target/i386/kvm_i386.h b/target/i386/kvm_i386.h index 064b8798a26..b11704cc772 100644 --- a/target/i386/kvm_i386.h +++ b/target/i386/kvm_i386.h @@ -32,7 +32,6 @@ #endif /* CONFIG_KVM */ -bool kvm_allows_irq0_override(void); bool kvm_has_smm(void); bool kvm_has_adjust_clock_stable(void); bool kvm_has_exception_payload(void); diff --git a/hw/i386/fw_cfg.c b/hw/i386/fw_cfg.c index 33441ad4840..e06579490c4 100644 --- a/hw/i386/fw_cfg.c +++ b/hw/i386/fw_cfg.c @@ -123,7 +123,7 @@ FWCfgState *fw_cfg_arch_create(MachineState *ms, fw_cfg_add_bytes(fw_cfg, FW_CFG_ACPI_TABLES, acpi_tables, acpi_tables_len); #endif - fw_cfg_add_i32(fw_cfg, FW_CFG_IRQ0_OVERRIDE, kvm_allows_irq0_override()); + fw_cfg_add_i32(fw_cfg, FW_CFG_IRQ0_OVERRIDE, 1); fw_cfg_add_bytes(fw_cfg, FW_CFG_E820_TABLE, &e820_reserve, sizeof(e820_reserve)); diff --git a/hw/i386/microvm.c b/hw/i386/microvm.c index 60d32722301..05fb0536dcc 100644 --- a/hw/i386/microvm.c +++ b/hw/i386/microvm.c @@ -225,7 +225,7 @@ static void microvm_memory_init(MicrovmMachineState *mms) fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, machine->smp.cpus); fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, machine->smp.max_cpus); fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)machine->ram_size); - fw_cfg_add_i32(fw_cfg, FW_CFG_IRQ0_OVERRIDE, kvm_allows_irq0_override()); + fw_cfg_add_i32(fw_cfg, FW_CFG_IRQ0_OVERRIDE, 1); fw_cfg_add_bytes(fw_cfg, FW_CFG_E820_TABLE, &e820_reserve, sizeof(e820_reserve)); fw_cfg_add_file(fw_cfg, "etc/e820", e820_table, diff --git a/hw/i386/pc.c b/hw/i386/pc.c index b55369357e5..0bc569d4c6b 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -859,7 +859,7 @@ void pc_guest_info_init(PCMachineState *pcms) MachineState *ms = MACHINE(pcms); X86MachineState *x86ms = X86_MACHINE(pcms); - x86ms->apic_xrupt_override = kvm_allows_irq0_override(); + x86ms->apic_xrupt_override = true; pcms->numa_nodes = ms->numa_state->num_nodes; pcms->node_mem = g_malloc0(pcms->numa_nodes * sizeof *pcms->node_mem); diff --git a/target/i386/kvm-stub.c b/target/i386/kvm-stub.c index 872ef7df4c8..92f49121b8f 100644 --- a/target/i386/kvm-stub.c +++ b/target/i386/kvm-stub.c @@ -13,11 +13,6 @@ #include "cpu.h" #include "kvm_i386.h" -bool kvm_allows_irq0_override(void) -{ - return 1; -} - #ifndef __OPTIMIZE__ bool kvm_has_smm(void) { diff --git a/target/i386/kvm.c b/target/i386/kvm.c index cf6dc90f7c5..c419c52ec58 100644 --- a/target/i386/kvm.c +++ b/target/i386/kvm.c @@ -148,11 +148,6 @@ bool kvm_has_exception_payload(void) return has_exception_payload; } -bool kvm_allows_irq0_override(void) -{ - return !kvm_irqchip_in_kernel() || kvm_has_gsi_routing(); -} - static bool kvm_x2apic_api_set_flags(uint64_t flags) { KVMState *s = KVM_STATE(current_accel());