Message ID | 20181019125901.185478-2-marc.zyngier@arm.com (mailing list archive) |
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State | New, archived |
Headers | show
Return-Path: <kvm-owner@kernel.org> Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5E13B109C for <patchwork-kvm@patchwork.kernel.org>; Fri, 19 Oct 2018 12:59:23 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4D41A28AE1 for <patchwork-kvm@patchwork.kernel.org>; Fri, 19 Oct 2018 12:59:23 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 40F3F28AE6; Fri, 19 Oct 2018 12:59:23 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D081A28AE1 for <patchwork-kvm@patchwork.kernel.org>; Fri, 19 Oct 2018 12:59:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727506AbeJSVFW (ORCPT <rfc822;patchwork-kvm@patchwork.kernel.org>); Fri, 19 Oct 2018 17:05:22 -0400 Received: from foss.arm.com ([217.140.101.70]:52214 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727487AbeJSVFW (ORCPT <rfc822;kvm@vger.kernel.org>); Fri, 19 Oct 2018 17:05:22 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 6EA7EEBD; Fri, 19 Oct 2018 05:59:21 -0700 (PDT) Received: from filthy-habits.cambridge.arm.com (filthy-habits.cambridge.arm.com [10.1.196.62]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id C4BD93F71D; Fri, 19 Oct 2018 05:59:18 -0700 (PDT) From: Marc Zyngier <marc.zyngier@arm.com> To: Paolo Bonzini <pbonzini@redhat.com>, =?utf-8?b?UmFkaW0gS3LEjW3DocWZ?= <rkrcmar@redhat.com> Cc: kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Catalin Marinas <catalin.marinas@arm.com>, Christoffer Dall <christoffer.dall@arm.com>, Dongjiu Geng <gengdongjiu@huawei.com>, Eric Auger <eric.auger@redhat.com>, James Morse <james.morse@arm.com>, Kristina Martsenko <kristina.martsenko@arm.com>, Mark Rutland <mark.rutland@arm.com>, Punit Agrawal <punit.agrawal@arm.com>, Robin Murphy <robin.murphy@arm.com>, Suzuki K Poulose <suzuki.poulose@arm.com>, zhong jiang <zhongjiang@huawei.com> Subject: [PATCH 01/26] kvm: arm/arm64: Fix stage2_flush_memslot for 4 level page table Date: Fri, 19 Oct 2018 13:58:36 +0100 Message-Id: <20181019125901.185478-2-marc.zyngier@arm.com> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181019125901.185478-1-marc.zyngier@arm.com> References: <20181019125901.185478-1-marc.zyngier@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: <kvm.vger.kernel.org> X-Mailing-List: kvm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP |
Series |
[01/26] kvm: arm/arm64: Fix stage2_flush_memslot for 4 level page table
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diff --git a/virt/kvm/arm/mmu.c b/virt/kvm/arm/mmu.c index ed162a6c57c5..ee7ce8fa4a12 100644 --- a/virt/kvm/arm/mmu.c +++ b/virt/kvm/arm/mmu.c @@ -412,7 +412,8 @@ static void stage2_flush_memslot(struct kvm *kvm, pgd = kvm->arch.pgd + stage2_pgd_index(addr); do { next = stage2_pgd_addr_end(addr, end); - stage2_flush_puds(kvm, pgd, addr, next); + if (!stage2_pgd_none(*pgd)) + stage2_flush_puds(kvm, pgd, addr, next); } while (pgd++, addr = next, addr != end); }