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=-7.0 required=3.0 tests=BAYES_00,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no 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 323FFC432BE for ; Thu, 19 Aug 2021 10:28:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 13FD061139 for ; Thu, 19 Aug 2021 10:28:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238211AbhHSK3A (ORCPT ); Thu, 19 Aug 2021 06:29:00 -0400 Received: from mail.kernel.org ([198.145.29.99]:48940 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237889AbhHSK27 (ORCPT ); Thu, 19 Aug 2021 06:28:59 -0400 Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1531B60ED3; Thu, 19 Aug 2021 10:28:23 +0000 (UTC) Received: from sofa.misterjones.org ([185.219.108.64] helo=hot-poop.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mGfHZ-005wq0-4o; Thu, 19 Aug 2021 11:28:21 +0100 From: Marc Zyngier To: kvmarm@lists.cs.columbia.edu, Oliver Upton Cc: Peter Zijlstra , Andy Lutomirski , Catalin Marinas , Alexandru Elisei , Shakeel Butt , linux-arm-kernel@lists.infradead.org, Paolo Bonzini , James Morse , Guangyu Shi , kvm@vger.kernel.org, Suzuki K Poulose , linux-kernel@vger.kernel.org, Will Deacon , Thomas Gleixner , Peter Shier Subject: Re: [PATCH v3 0/3] KVM: arm64: Use generic guest entry infrastructure Date: Thu, 19 Aug 2021 11:28:16 +0100 Message-Id: <162936887458.598180.10185839299725357336.b4-ty@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210802192809.1851010-1-oupton@google.com> References: <20210802192809.1851010-1-oupton@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: kvmarm@lists.cs.columbia.edu, oupton@google.com, peterz@infradead.org, luto@kernel.org, catalin.marinas@arm.com, alexandru.elisei@arm.com, shakeelb@google.com, linux-arm-kernel@lists.infradead.org, pbonzini@redhat.com, james.morse@arm.com, guangyus@google.com, kvm@vger.kernel.org, suzuki.poulose@arm.com, linux-kernel@vger.kernel.org, will@kernel.org, tglx@linutronix.de, pshier@google.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2 Aug 2021 19:28:06 +0000, Oliver Upton wrote: > The arm64 kernel doesn't yet support the full generic entry > infrastructure. That being said, KVM/arm64 doesn't properly handle > TIF_NOTIFY_RESUME and could pick this up by switching to the generic > guest entry infrasturture. > > Patch 1 adds a missing vCPU stat to ARM64 to record the number of signal > exits to userspace. > > [...] Applied to next, thanks! [1/3] KVM: arm64: Record number of signal exits as a vCPU stat commit: fe5161d2c39b8c2801f0e786631460c6e8a1cae4 [2/3] entry: KVM: Allow use of generic KVM entry w/o full generic support commit: e1c6b9e1669e44fb7f9688e34e460b759e3b9187 [3/3] KVM: arm64: Use generic KVM xfer to guest work function commit: 6caa5812e2d126a0aa8a17816c1ba6f0a0c2b309 Cheers, M. -- Without deviation from the norm, progress is not possible. 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=-7.0 required=3.0 tests=BAYES_00,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no 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 DCA15C4338F for ; Thu, 19 Aug 2021 10:28:32 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id 57F4860ED3 for ; Thu, 19 Aug 2021 10:28:32 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 57F4860ED3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org 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 05ADF4A1AF; Thu, 19 Aug 2021 06:28:32 -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 SLQWR1wlIYHl; Thu, 19 Aug 2021 06:28:26 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id C856C4B092; Thu, 19 Aug 2021 06:28:26 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id CEF2649E57 for ; Thu, 19 Aug 2021 06:28:25 -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 6w88KD8ervrK for ; Thu, 19 Aug 2021 06:28:24 -0400 (EDT) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id D5CE84099E for ; Thu, 19 Aug 2021 06:28:24 -0400 (EDT) Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1531B60ED3; Thu, 19 Aug 2021 10:28:23 +0000 (UTC) Received: from sofa.misterjones.org ([185.219.108.64] helo=hot-poop.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mGfHZ-005wq0-4o; Thu, 19 Aug 2021 11:28:21 +0100 From: Marc Zyngier To: kvmarm@lists.cs.columbia.edu, Oliver Upton Subject: Re: [PATCH v3 0/3] KVM: arm64: Use generic guest entry infrastructure Date: Thu, 19 Aug 2021 11:28:16 +0100 Message-Id: <162936887458.598180.10185839299725357336.b4-ty@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210802192809.1851010-1-oupton@google.com> References: <20210802192809.1851010-1-oupton@google.com> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: kvmarm@lists.cs.columbia.edu, oupton@google.com, peterz@infradead.org, luto@kernel.org, catalin.marinas@arm.com, alexandru.elisei@arm.com, shakeelb@google.com, linux-arm-kernel@lists.infradead.org, pbonzini@redhat.com, james.morse@arm.com, guangyus@google.com, kvm@vger.kernel.org, suzuki.poulose@arm.com, linux-kernel@vger.kernel.org, will@kernel.org, tglx@linutronix.de, pshier@google.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Cc: kvm@vger.kernel.org, Peter Zijlstra , Catalin Marinas , Peter Shier , linux-kernel@vger.kernel.org, Guangyu Shi , Will Deacon , Shakeel Butt , Andy Lutomirski , Paolo Bonzini , Thomas Gleixner , linux-arm-kernel@lists.infradead.org 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 On Mon, 2 Aug 2021 19:28:06 +0000, Oliver Upton wrote: > The arm64 kernel doesn't yet support the full generic entry > infrastructure. That being said, KVM/arm64 doesn't properly handle > TIF_NOTIFY_RESUME and could pick this up by switching to the generic > guest entry infrasturture. > > Patch 1 adds a missing vCPU stat to ARM64 to record the number of signal > exits to userspace. > > [...] Applied to next, thanks! [1/3] KVM: arm64: Record number of signal exits as a vCPU stat commit: fe5161d2c39b8c2801f0e786631460c6e8a1cae4 [2/3] entry: KVM: Allow use of generic KVM entry w/o full generic support commit: e1c6b9e1669e44fb7f9688e34e460b759e3b9187 [3/3] KVM: arm64: Use generic KVM xfer to guest work function commit: 6caa5812e2d126a0aa8a17816c1ba6f0a0c2b309 Cheers, M. -- Without deviation from the norm, progress is not possible. _______________________________________________ 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=-7.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=no 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 4F34CC4338F for ; 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Thu, 19 Aug 2021 11:28:21 +0100 From: Marc Zyngier To: kvmarm@lists.cs.columbia.edu, Oliver Upton Cc: Peter Zijlstra , Andy Lutomirski , Catalin Marinas , Alexandru Elisei , Shakeel Butt , linux-arm-kernel@lists.infradead.org, Paolo Bonzini , James Morse , Guangyu Shi , kvm@vger.kernel.org, Suzuki K Poulose , linux-kernel@vger.kernel.org, Will Deacon , Thomas Gleixner , Peter Shier Subject: Re: [PATCH v3 0/3] KVM: arm64: Use generic guest entry infrastructure Date: Thu, 19 Aug 2021 11:28:16 +0100 Message-Id: <162936887458.598180.10185839299725357336.b4-ty@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210802192809.1851010-1-oupton@google.com> References: <20210802192809.1851010-1-oupton@google.com> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: kvmarm@lists.cs.columbia.edu, oupton@google.com, peterz@infradead.org, luto@kernel.org, catalin.marinas@arm.com, alexandru.elisei@arm.com, shakeelb@google.com, linux-arm-kernel@lists.infradead.org, pbonzini@redhat.com, james.morse@arm.com, guangyus@google.com, kvm@vger.kernel.org, suzuki.poulose@arm.com, linux-kernel@vger.kernel.org, will@kernel.org, tglx@linutronix.de, pshier@google.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210819_032823_456176_A0F700A1 X-CRM114-Status: GOOD ( 12.76 ) 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 On Mon, 2 Aug 2021 19:28:06 +0000, Oliver Upton wrote: > The arm64 kernel doesn't yet support the full generic entry > infrastructure. That being said, KVM/arm64 doesn't properly handle > TIF_NOTIFY_RESUME and could pick this up by switching to the generic > guest entry infrasturture. > > Patch 1 adds a missing vCPU stat to ARM64 to record the number of signal > exits to userspace. > > [...] Applied to next, thanks! [1/3] KVM: arm64: Record number of signal exits as a vCPU stat commit: fe5161d2c39b8c2801f0e786631460c6e8a1cae4 [2/3] entry: KVM: Allow use of generic KVM entry w/o full generic support commit: e1c6b9e1669e44fb7f9688e34e460b759e3b9187 [3/3] KVM: arm64: Use generic KVM xfer to guest work function commit: 6caa5812e2d126a0aa8a17816c1ba6f0a0c2b309 Cheers, M. -- Without deviation from the norm, progress is not possible. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel