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[2620:137:e000::3:1]) by mx.google.com with ESMTPS id e4-20020a635444000000b00573f7d09445si3564949pgm.330.2023.09.22.04.36.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 Sep 2023 04:36:34 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:1 as permitted sender) client-ip=2620:137:e000::3:1; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:1 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by morse.vger.email (Postfix) with ESMTP id 77132833AB16; Fri, 22 Sep 2023 04:26:24 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at morse.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233685AbjIVL0J (ORCPT + 30 others); Fri, 22 Sep 2023 07:26:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38360 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233542AbjIVL0J (ORCPT ); Fri, 22 Sep 2023 07:26:09 -0400 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id C03C5FB for ; Fri, 22 Sep 2023 04:26:02 -0700 (PDT) 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 A15D8DA7; Fri, 22 Sep 2023 04:26:39 -0700 (PDT) Received: from e126864.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.121.207.14]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id A5D903F5A1; Fri, 22 Sep 2023 04:25:59 -0700 (PDT) From: Kristina Martsenko To: kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org Cc: Marc Zyngier , Oliver Upton , James Morse , Suzuki K Poulose , Zenghui Yu , Catalin Marinas , Will Deacon , Vladimir Murzin , Colton Lewis , linux-kernel@vger.kernel.org Subject: [PATCH v2 0/2] KVM: arm64: Support for Arm v8.8 memcpy instructions in KVM guests Date: Fri, 22 Sep 2023 12:25:06 +0100 Message-Id: <20230922112508.1774352-1-kristina.martsenko@arm.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Spam-Status: No, score=-0.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on morse.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (morse.vger.email [0.0.0.0]); Fri, 22 Sep 2023 04:26:24 -0700 (PDT) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1777737499138168278 X-GMAIL-MSGID: 1777737499138168278 Hi, This is v2 of the series to allow using the new Arm memory copy instructions in KVM guests. See v1 for more information [1]. Changes in v2: - Dropped HCRX_EL2 vcpu field - Rebased onto v6.6-rc2 Thanks, Kristina [1] https://lore.kernel.org/kvmarm/20230915124840.474888-1-kristina.martsenko@arm.com/ Kristina Martsenko (2): KVM: arm64: Add handler for MOPS exceptions KVM: arm64: Expose MOPS instructions to guests arch/arm64/include/asm/kvm_arm.h | 4 +- arch/arm64/include/asm/traps.h | 54 ++++++++++++++++++- arch/arm64/kernel/traps.c | 48 +---------------- arch/arm64/kvm/hyp/include/hyp/switch.h | 17 ++++++ .../arm64/kvm/hyp/include/nvhe/fixed_config.h | 3 +- arch/arm64/kvm/hyp/nvhe/switch.c | 2 + arch/arm64/kvm/hyp/vhe/switch.c | 1 + arch/arm64/kvm/sys_regs.c | 1 - 8 files changed, 78 insertions(+), 52 deletions(-) base-commit: ce9ecca0238b140b88f43859b211c9fdfd8e5b70 Reviewed-by: Marc Zyngier