From mboxrd@z Thu Jan 1 00:00:00 1970 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 1F3B1C4320E for ; Wed, 25 Aug 2021 16:17:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0899D61181 for ; Wed, 25 Aug 2021 16:17:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241378AbhHYQSj (ORCPT ); Wed, 25 Aug 2021 12:18:39 -0400 Received: from foss.arm.com ([217.140.110.172]:54748 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240493AbhHYQSV (ORCPT ); Wed, 25 Aug 2021 12:18:21 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 0EFA81042; Wed, 25 Aug 2021 09:17:33 -0700 (PDT) Received: from monolith.cable.virginm.net (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id B48FB3F66F; Wed, 25 Aug 2021 09:17:31 -0700 (PDT) From: Alexandru Elisei To: maz@kernel.org, james.morse@arm.com, suzuki.poulose@arm.com, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, will@kernel.org, linux-kernel@vger.kernel.org Subject: [RFC PATCH v4 13/39] KVM: arm64: Add CONFIG_KVM_ARM_SPE Kconfig option Date: Wed, 25 Aug 2021 17:17:49 +0100 Message-Id: <20210825161815.266051-14-alexandru.elisei@arm.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210825161815.266051-1-alexandru.elisei@arm.com> References: <20210825161815.266051-1-alexandru.elisei@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add a new configuration option that will be used for KVM SPE emulation. CONFIG_KVM_ARM_SPE depends on the SPE driver being builtin because: 1. The cpumask of physical CPUs that support SPE will be used by KVM to emulate SPE on heterogeneous systems. 2. KVM will rely on the SPE driver enabling the SPE interrupt at the GIC level. Signed-off-by: Alexandru Elisei --- arch/arm64/kvm/Kconfig | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm64/kvm/Kconfig b/arch/arm64/kvm/Kconfig index a4eba0908bfa..c6ad5a05efb3 100644 --- a/arch/arm64/kvm/Kconfig +++ b/arch/arm64/kvm/Kconfig @@ -46,6 +46,14 @@ if KVM source "virt/kvm/Kconfig" +config KVM_ARM_SPE + bool "Virtual Statistical Profiling Extension (SPE) support" + depends on ARM_SPE_PMU=y + default y + help + Adds support for Statistical Profiling Extension (SPE) in virtual + machines. + endif # KVM endif # VIRTUALIZATION -- 2.33.0 From mboxrd@z Thu Jan 1 00:00:00 1970 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 6F1FBC4338F for ; Wed, 25 Aug 2021 16:18:23 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id 1E2AE6115A for ; Wed, 25 Aug 2021 16:18:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 1E2AE6115A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id C94954B214; Wed, 25 Aug 2021 12:18:22 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id wcXDoz9ZKwnR; Wed, 25 Aug 2021 12:18:18 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 861404B2B3; Wed, 25 Aug 2021 12:17:52 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id BB9084B24C for ; Wed, 25 Aug 2021 12:17:49 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id mRO3pVB4TGF3 for ; Wed, 25 Aug 2021 12:17:45 -0400 (EDT) Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 51AE74B25B for ; Wed, 25 Aug 2021 12:17:33 -0400 (EDT) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 0EFA81042; Wed, 25 Aug 2021 09:17:33 -0700 (PDT) Received: from monolith.cable.virginm.net (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id B48FB3F66F; Wed, 25 Aug 2021 09:17:31 -0700 (PDT) From: Alexandru Elisei To: maz@kernel.org, james.morse@arm.com, suzuki.poulose@arm.com, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, will@kernel.org, linux-kernel@vger.kernel.org Subject: [RFC PATCH v4 13/39] KVM: arm64: Add CONFIG_KVM_ARM_SPE Kconfig option Date: Wed, 25 Aug 2021 17:17:49 +0100 Message-Id: <20210825161815.266051-14-alexandru.elisei@arm.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210825161815.266051-1-alexandru.elisei@arm.com> References: <20210825161815.266051-1-alexandru.elisei@arm.com> MIME-Version: 1.0 X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu Add a new configuration option that will be used for KVM SPE emulation. CONFIG_KVM_ARM_SPE depends on the SPE driver being builtin because: 1. The cpumask of physical CPUs that support SPE will be used by KVM to emulate SPE on heterogeneous systems. 2. KVM will rely on the SPE driver enabling the SPE interrupt at the GIC level. Signed-off-by: Alexandru Elisei --- arch/arm64/kvm/Kconfig | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm64/kvm/Kconfig b/arch/arm64/kvm/Kconfig index a4eba0908bfa..c6ad5a05efb3 100644 --- a/arch/arm64/kvm/Kconfig +++ b/arch/arm64/kvm/Kconfig @@ -46,6 +46,14 @@ if KVM source "virt/kvm/Kconfig" +config KVM_ARM_SPE + bool "Virtual Statistical Profiling Extension (SPE) support" + depends on ARM_SPE_PMU=y + default y + help + Adds support for Statistical Profiling Extension (SPE) in virtual + machines. + endif # KVM endif # VIRTUALIZATION -- 2.33.0 _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm From mboxrd@z Thu Jan 1 00:00:00 1970 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=-17.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 D2E8EC4338F for ; Wed, 25 Aug 2021 16:25:25 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 94A206113A for ; Wed, 25 Aug 2021 16:25:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 94A206113A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Cc:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=pZgJFz+q9hIqMtjoODaus6KCFZ3IAIBjjsjAhj8RHZk=; b=gE4Hs2EUMVa+cd dKdswlbWjnQY9U4o4WA9Xu1o5X/RLuGE40Wf4ts3dqOTHNUlKbJrYd1gmIKRJ2aJyMie/2Wr2Czyu J4k0Foe676XY/nA27W3PBLROz7bVMpXal/jHRkfV9zdRYLoz9l/TC9kCQtQnqL+nR7X5OqiOOB0mh 7w8VTkRIlyvuAwIBk/iWab+IgqxDKTzJTzZkQ3LTw+fBWLl58Qw52vRtj40Z6qr/uqDzRrHD90fFR jHaRZEm1uxAF5B4soHk+0PL4hYHl5bvv4WlyXnapqciZiJ/PGxKRHXtKMNiD1ltrLhBO3zqTq1tSM hhU/iLhH2ul7SBZR8gIQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mIvgg-007jak-RP; Wed, 25 Aug 2021 16:23:38 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mIvan-007gUm-8p for linux-arm-kernel@lists.infradead.org; Wed, 25 Aug 2021 16:17:34 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 0EFA81042; Wed, 25 Aug 2021 09:17:33 -0700 (PDT) Received: from monolith.cable.virginm.net (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id B48FB3F66F; Wed, 25 Aug 2021 09:17:31 -0700 (PDT) From: Alexandru Elisei To: maz@kernel.org, james.morse@arm.com, suzuki.poulose@arm.com, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, will@kernel.org, linux-kernel@vger.kernel.org Subject: [RFC PATCH v4 13/39] KVM: arm64: Add CONFIG_KVM_ARM_SPE Kconfig option Date: Wed, 25 Aug 2021 17:17:49 +0100 Message-Id: <20210825161815.266051-14-alexandru.elisei@arm.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210825161815.266051-1-alexandru.elisei@arm.com> References: <20210825161815.266051-1-alexandru.elisei@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210825_091733_395120_E3F370E6 X-CRM114-Status: GOOD ( 10.12 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add a new configuration option that will be used for KVM SPE emulation. CONFIG_KVM_ARM_SPE depends on the SPE driver being builtin because: 1. The cpumask of physical CPUs that support SPE will be used by KVM to emulate SPE on heterogeneous systems. 2. KVM will rely on the SPE driver enabling the SPE interrupt at the GIC level. Signed-off-by: Alexandru Elisei --- arch/arm64/kvm/Kconfig | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm64/kvm/Kconfig b/arch/arm64/kvm/Kconfig index a4eba0908bfa..c6ad5a05efb3 100644 --- a/arch/arm64/kvm/Kconfig +++ b/arch/arm64/kvm/Kconfig @@ -46,6 +46,14 @@ if KVM source "virt/kvm/Kconfig" +config KVM_ARM_SPE + bool "Virtual Statistical Profiling Extension (SPE) support" + depends on ARM_SPE_PMU=y + default y + help + Adds support for Statistical Profiling Extension (SPE) in virtual + machines. + endif # KVM endif # VIRTUALIZATION -- 2.33.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel