Message ID | 20200805175700.62775-56-maz@kernel.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <SRS0=UpKl=BP=vger.kernel.org=kvm-owner@kernel.org> Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9DDA11575 for <patchwork-kvm@patchwork.kernel.org>; Wed, 5 Aug 2020 18:27:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8856322CF7 for <patchwork-kvm@patchwork.kernel.org>; Wed, 5 Aug 2020 18:27:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1596652065; bh=W24AS4Bq5U16UDVsYGu8+EESYRWDTiZMQfrojw+S804=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=EA6L2QPKB2Ue3nUESs7xxesCCoDERILEzmLS+YO6cHk4yzRvcach9pb/CgiCjUGWv qJR+68RIKJlUnytW79Z06s51rdUv979ZE262kmeamWXmfbCo87DMANHTilCNLrO8/q h8HIXxQm14t3lDvTYMS4PIHhmjLItLcwTzGCfeE0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729179AbgHES1m (ORCPT <rfc822;patchwork-kvm@patchwork.kernel.org>); Wed, 5 Aug 2020 14:27:42 -0400 Received: from mail.kernel.org ([198.145.29.99]:34570 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728981AbgHES1U (ORCPT <rfc822;kvm@vger.kernel.org>); Wed, 5 Aug 2020 14:27:20 -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 ECA9122D03; Wed, 5 Aug 2020 18:26:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1596651971; bh=W24AS4Bq5U16UDVsYGu8+EESYRWDTiZMQfrojw+S804=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ilxj4OBluk2cbgHz0R9290zoNQIyIzCl39m0h/b7BSUlY/62Qru60dGmgcqN2gJ8/ pvIytkdZX0zmbwFQ0AjuVMtUpq89axTvTwB4ra3fdZ7yvKV7XBWfESAKxjXamBw8lh pQqHWSMB09m2EOMXZJO2Wugyasek+ElWz1n33e4g= 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 <maz@kernel.org>) id 1k3Ng3-0004w9-LN; Wed, 05 Aug 2020 18:58:13 +0100 From: Marc Zyngier <maz@kernel.org> To: Paolo Bonzini <pbonzini@redhat.com> Cc: Alexander Graf <graf@amazon.com>, Alexandru Elisei <alexandru.elisei@arm.com>, Andrew Scull <ascull@google.com>, Catalin Marinas <catalin.marinas@arm.com>, Christoffer Dall <christoffer.dall@arm.com>, David Brazdil <dbrazdil@google.com>, Eric Auger <eric.auger@redhat.com>, Gavin Shan <gshan@redhat.com>, James Morse <james.morse@arm.com>, Mark Rutland <mark.rutland@arm.com>, Peng Hao <richard.peng@oppo.com>, Quentin Perret <qperret@google.com>, Will Deacon <will@kernel.org>, Julien Thierry <julien.thierry.kdev@gmail.com>, Suzuki K Poulose <suzuki.poulose@arm.com>, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, kernel-team@android.com Subject: [PATCH 55/56] KVM: arm64: Don't skip cache maintenance for read-only memslots Date: Wed, 5 Aug 2020 18:56:59 +0100 Message-Id: <20200805175700.62775-56-maz@kernel.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200805175700.62775-1-maz@kernel.org> References: <20200805175700.62775-1-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: pbonzini@redhat.com, graf@amazon.com, alexandru.elisei@arm.com, ascull@google.com, catalin.marinas@arm.com, christoffer.dall@arm.com, dbrazdil@google.com, eric.auger@redhat.com, gshan@redhat.com, james.morse@arm.com, mark.rutland@arm.com, richard.peng@oppo.com, qperret@google.com, will@kernel.org, julien.thierry.kdev@gmail.com, suzuki.poulose@arm.com, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, 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: <kvm.vger.kernel.org> X-Mailing-List: kvm@vger.kernel.org |
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[01/56] KVM: arm64: Enable Address Authentication at EL2 if available
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diff --git a/arch/arm64/kvm/mmu.c b/arch/arm64/kvm/mmu.c index 14c6a9df5c9f..85b0ec9dd9ef 100644 --- a/arch/arm64/kvm/mmu.c +++ b/arch/arm64/kvm/mmu.c @@ -2121,7 +2121,7 @@ int kvm_handle_guest_abort(struct kvm_vcpu *vcpu, struct kvm_run *run) * So let's assume that the guest is just being * cautious, and skip the instruction. */ - if (kvm_vcpu_dabt_is_cm(vcpu)) { + if (kvm_is_error_hva(hva) && kvm_vcpu_dabt_is_cm(vcpu)) { kvm_skip_instr(vcpu, kvm_vcpu_trap_il_is32bit(vcpu)); ret = 1; goto out_unlock;