From patchwork Mon Feb 7 15:28:34 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxim Levitsky X-Patchwork-Id: 12737443 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 0A132C433EF for ; Mon, 7 Feb 2022 15:32:24 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6307611245B; Mon, 7 Feb 2022 15:32:23 +0000 (UTC) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3A10A11245B for ; Mon, 7 Feb 2022 15:32:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1644247941; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ihOxmZAbTpzWMc2NwiHn3Gv0b20etgSCi1QvjMhiZ/g=; b=YYkHv3chqQ83r+UOj6AsaPsCzn1NwjYKo+wivHepeUu7d+7HWto2TIJYHaFhQZGAuFyDlR OkPxRAXGVyBsGmKEfF+ZPoW5fBwYTkP2N9lwMyz0hNl003Vt3PUP1dI6S6hXA0VCGJw+9W xo2Q2s9P+ATXxq41giMiI0dc2fcBM6I= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-635-dIsqZjtWPc67o-KOzzRURA-1; Mon, 07 Feb 2022 10:32:16 -0500 X-MC-Unique: dIsqZjtWPc67o-KOzzRURA-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id C01291923B83; Mon, 7 Feb 2022 15:32:12 +0000 (UTC) Received: from localhost.localdomain (unknown [10.40.192.15]) by smtp.corp.redhat.com (Postfix) with ESMTP id 18C765E495; Mon, 7 Feb 2022 15:32:04 +0000 (UTC) From: Maxim Levitsky To: kvm@vger.kernel.org Date: Mon, 7 Feb 2022 17:28:34 +0200 Message-Id: <20220207152847.836777-18-mlevitsk@redhat.com> In-Reply-To: <20220207152847.836777-1-mlevitsk@redhat.com> References: <20220207152847.836777-1-mlevitsk@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Subject: [Intel-gfx] [PATCH 17/30] KVM: x86: mmu: trace kvm_mmu_set_spte after the new SPTE was set X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Dave Hansen , Wanpeng Li , David Airlie , "Chang S. Bae" , "maintainer:X86 ARCHITECTURE 32-BIT AND 64-BIT" , "open list:X86 ARCHITECTURE 32-BIT AND 64-BIT" , Maxim Levitsky , Tony Luck , "open list:DRM DRIVERS" , Brijesh Singh , Paolo Bonzini , Vitaly Kuznetsov , Jim Mattson , "open list:INTEL GVT-g DRIVERS Intel GPU Virtualization" , "open list:INTEL DRM DRIVERS excluding Poulsbo, Moorestow..., Joerg Roedel , Borislav Petkov , Daniel Vetter , \"H. Peter Anvin\" , Ingo Molnar , Sean Christopherson , Joonas Lahtinen , Pawan Gupta , Thomas Gleixner " , Kan Liang Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" It makes more sense to print new SPTE value than the old value. Signed-off-by: Maxim Levitsky --- arch/x86/kvm/mmu/mmu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c index 296f8723f9ae9..43c7abdd6b70f 100644 --- a/arch/x86/kvm/mmu/mmu.c +++ b/arch/x86/kvm/mmu/mmu.c @@ -2708,8 +2708,8 @@ static int mmu_set_spte(struct kvm_vcpu *vcpu, struct kvm_memory_slot *slot, if (*sptep == spte) { ret = RET_PF_SPURIOUS; } else { - trace_kvm_mmu_set_spte(level, gfn, sptep); flush |= mmu_spte_update(sptep, spte); + trace_kvm_mmu_set_spte(level, gfn, sptep); } if (wrprot) {