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=-9.0 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,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 B29EDC282D8 for ; Sat, 2 Feb 2019 01:39:35 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 786BA2075B for ; Sat, 2 Feb 2019 01:39:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="AXJ8OLFc"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="JKl4t9Ss" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 786BA2075B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=OqMS8ORDM1zjjVAJrxI8WZnrOS8Vh0CU3TAJC+XYGVI=; b=AXJ8OLFcTUNKk3URsydlPLCx1F riSGx8MBEN9r4wtAsAN9AwFX/eJDWY4Ba4varKuAF5Lrl4fLQ/XrmZo89/FdBdbJqPeAQ5If4fZHk oHJgHNli/dSi5RGOjulpyFAtfE9APZfuEG0/n5NauaNfXy7pvtoJewcR0U3tXIUMwHbZJcJ7Yt4fU lP7inKXPPNbEryYCPpmFP3X4pPgWFNiSzcPzM4mupCcGP6to8z9q6CVAUK65gwzdztn948MgYKVRC FxhbHKJek8cUW1lGqF/WwCx9d2cMPd41tq/olJZHS+F+ARF3GFIpH63mhtynxsprjtm1jidg60OJI rRHWdrsw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gpkHN-00048h-US; Sat, 02 Feb 2019 01:39:33 +0000 Received: from mail-pg1-x543.google.com ([2607:f8b0:4864:20::543]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gpkH0-0003kQ-IJ for linux-arm-kernel@lists.infradead.org; Sat, 02 Feb 2019 01:39:19 +0000 Received: by mail-pg1-x543.google.com with SMTP id n2so3760757pgm.3 for ; Fri, 01 Feb 2019 17:39:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=QkCKWdNQDd7n0mb8dlG6t1culFOMAQghK/Ej0OwX5M0=; b=JKl4t9SsRWFQRqm/2ykkdDbszCjiZIyL9GEDu1emOACGiirfjKR4PU2Y1yFEaeqHLe 4Gg4rW7yrPMnpiI0rSIwiM8z2uBBUK/Ol8t+l1N1VxwoceQdtJBxJeNkd4oXCXGX81Ln /mA+Fi7RDYkiSi5AJlTWoN2SUEgpHbUuXQrcQbSmKlwxk2aHCImQkJLlezWkOovxwH/r pdVkbF/4t7THhVIvbGyuKG1ZlsttuJYikvG2qecvpaGfUuC9O3QNWZVxRbeg1svaAD8C EQJQrmp2Uw8Htj/sc9HDeAQO0XwYAHiepwQfXGOUnd4F6iyTf9QGL+LEgTPPwhG6DHWC qGOg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=QkCKWdNQDd7n0mb8dlG6t1culFOMAQghK/Ej0OwX5M0=; b=pEQokPQBFzeXZrTIdbIHqJUuVsu0WMuXSvK9DbcrsGTllIF4qHcjLBqZU13KWzq3h0 bevD571HLl5KrEW9k8H+1oOcEE7Ei/s7kSaT321FEuO29yZPIG5VVKZalPys40pPui4t 5pcVfvCwAKaSTdyBOs3uk4Nyf/0OO9TB2TBZCXP2fTHsOqSUluVHvQj74CFJstIJQtDM TXuRFsleYrZpqwHz95nt3MfX1dXYCGuGSEGEe6G0UDubN2y14GOnNudJvjKWiwbBp/hc 38J5LsxD+cXPJs55RuxjoeKtdFFR+zp6/a/DkHfzxYZrplPY+UcHtgwI8/Jebjju3sg4 JNzw== X-Gm-Message-State: AHQUAuYsOpjqxBWvedPl3f1Vfvn8CdYHjeR+yjSQjJi6HXYJrVLnQeys 5B0Dyah0+3AK+NSLBbUT0iE= X-Google-Smtp-Source: AHgI3IYtiYj+YWXlKinAagZU+CzzWQGsIguvJwkSw/9h/aC/bdhFYr+TlIVLI3IuHned8yzL8VgVKw== X-Received: by 2002:a65:6542:: with SMTP id a2mr4544721pgw.389.1549071549793; Fri, 01 Feb 2019 17:39:09 -0800 (PST) Received: from localhost.corp.microsoft.com ([167.220.255.67]) by smtp.googlemail.com with ESMTPSA id d3sm9183425pgl.64.2019.02.01.17.39.02 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 01 Feb 2019 17:39:09 -0800 (PST) From: lantianyu1986@gmail.com X-Google-Original-From: Tianyu.Lan@microsoft.com To: Subject: [PATCH V2 3/10] KVM/MMU: Add last_level in the struct mmu_spte_page Date: Sat, 2 Feb 2019 09:38:19 +0800 Message-Id: <20190202013825.51261-4-Tianyu.Lan@microsoft.com> X-Mailer: git-send-email 2.14.4 In-Reply-To: <20190202013825.51261-1-Tianyu.Lan@microsoft.com> References: <20190202013825.51261-1-Tianyu.Lan@microsoft.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190201_173911_187740_96A8D5CD X-CRM114-Status: GOOD ( 12.11 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kvm@vger.kernel.org, rkrcmar@redhat.com, catalin.marinas@arm.com, will.deacon@arm.com, christoffer.dall@arm.com, paulus@ozlabs.org, hpa@zytor.com, kys@microsoft.com, kvmarm@lists.cs.columbia.edu, mpe@ellerman.id.au, x86@kernel.org, linux@armlinux.org.uk, michael.h.kelley@microsoft.com, mingo@redhat.com, benh@kernel.crashing.org, jhogan@kernel.org, linux-mips@vger.kernel.org, Lan Tianyu , marc.zyngier@arm.com, kvm-ppc@vger.kernel.org, bp@alien8.de, tglx@linutronix.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, ralf@linux-mips.org, paul.burton@mips.com, pbonzini@redhat.com, vkuznets@redhat.com, linuxppc-dev@lists.ozlabs.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Lan Tianyu This patch is to add last_level in the struct kvm_mmu_page. When build flush tlb range list, last_level will be used to identify whehter the page should be added into list. Signed-off-by: Lan Tianyu --- arch/x86/include/asm/kvm_host.h | 1 + arch/x86/kvm/mmu.c | 3 +++ 2 files changed, 4 insertions(+) diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 4a3d3e58fe0a..9d858d68c17a 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -325,6 +325,7 @@ struct kvm_mmu_page { struct hlist_node flush_link; struct hlist_node hash_link; bool unsync; + bool last_level; /* * The following two entries are used to key the shadow page in the diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index ce770b446238..70cafd3f95ab 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -2918,6 +2918,9 @@ static int set_spte(struct kvm_vcpu *vcpu, u64 *sptep, if (level > PT_PAGE_TABLE_LEVEL) spte |= PT_PAGE_SIZE_MASK; + + sp->last_level = is_last_spte(spte, level); + if (tdp_enabled) spte |= kvm_x86_ops->get_mt_mask(vcpu, gfn, kvm_is_mmio_pfn(pfn)); -- 2.14.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel