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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 A19A9C433E1 for ; Mon, 6 Jul 2020 12:55:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7E4EC20771 for ; Mon, 6 Jul 2020 12:55:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1594040104; bh=8U4NY+3WoHdVTU+fP+AabMPVVsdE8YT4a0n3vQEO2sY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Ei2iyhgcMLUlQlktsaAoCgot37o0O7612NJQXQEjnYT1ozFewuxl5gsuQgCtlE0Ib CGupED/aOg5UfEG6YYNFfXmv9rvugMhBhdxp0iMexneadwNb1M0kdv6AK8YwHwiY6s ZlZCJo2Z3YtoJiEixsFjc73Bq0jc8akRvI7WbAxc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729127AbgGFMzC (ORCPT ); Mon, 6 Jul 2020 08:55:02 -0400 Received: from mail.kernel.org ([198.145.29.99]:40900 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729184AbgGFMzB (ORCPT ); Mon, 6 Jul 2020 08:55:01 -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 B5D9A2082E; Mon, 6 Jul 2020 12:55:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1594040100; bh=8U4NY+3WoHdVTU+fP+AabMPVVsdE8YT4a0n3vQEO2sY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=IIoEqMKPCFVWrnqUHx9auKHu3acqc4F+7k5pBtLr+kTKaNdLIbpRuz6tPOTRrgNIt QbYhmzuMBN9MfUdrBFBcmxIdJDYAyMyfMG/PIDDVh+SmZAbOFrW/JUu1dqcWCrwRc8 uJsx/ILNmjnYiM9dre0b0Z+lX0rIRqFiZRg2GlvM= Received: from 78.163-31-62.static.virginmediabusiness.co.uk ([62.31.163.78] helo=why.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jsQeB-009SCo-9P; Mon, 06 Jul 2020 13:54:59 +0100 From: Marc Zyngier To: Catalin Marinas , linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org Cc: Andre Przywara , Christoffer Dall , Dave Martin , Jintack Lim , Alexandru Elisei , George Cherian , "Zengtao (B)" , Andrew Scull , Will Deacon , Mark Rutland , James Morse , Julien Thierry , Suzuki K Poulose , kernel-team@android.com Subject: [PATCH v3 08/17] KVM: arm64: sve: Use __vcpu_sys_reg() instead of raw sys_regs access Date: Mon, 6 Jul 2020 13:54:16 +0100 Message-Id: <20200706125425.1671020-9-maz@kernel.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200706125425.1671020-1-maz@kernel.org> References: <20200706125425.1671020-1-maz@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: catalin.marinas@arm.com, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, andre.przywara@arm.com, christoffer.dall@arm.com, Dave.Martin@arm.com, jintack@cs.columbia.edu, alexandru.elisei@arm.com, gcherian@marvell.com, prime.zeng@hisilicon.com, ascull@google.com, will@kernel.org, mark.rutland@arm.com, james.morse@arm.com, julien.thierry.kdev@gmail.com, suzuki.poulose@arm.com, kernel-team@android.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Now that we have a wrapper for the sysreg accesses, let's use that consistently. Signed-off-by: Marc Zyngier --- arch/arm64/kvm/fpsimd.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/arch/arm64/kvm/fpsimd.c b/arch/arm64/kvm/fpsimd.c index e329a36b2bee..e503caff14d1 100644 --- a/arch/arm64/kvm/fpsimd.c +++ b/arch/arm64/kvm/fpsimd.c @@ -109,12 +109,10 @@ void kvm_arch_vcpu_put_fp(struct kvm_vcpu *vcpu) local_irq_save(flags); if (vcpu->arch.flags & KVM_ARM64_FP_ENABLED) { - u64 *guest_zcr = &vcpu->arch.ctxt.sys_regs[ZCR_EL1]; - fpsimd_save_and_flush_cpu_state(); if (guest_has_sve) - *guest_zcr = read_sysreg_s(SYS_ZCR_EL12); + __vcpu_sys_reg(vcpu, ZCR_EL1) = read_sysreg_s(SYS_ZCR_EL12); } else if (host_has_sve) { /* * The FPSIMD/SVE state in the CPU has not been touched, and we -- 2.27.0