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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 05F62C43219 for ; Fri, 24 Sep 2021 16:33:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E0CEC61212 for ; Fri, 24 Sep 2021 16:33:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347631AbhIXQej (ORCPT ); Fri, 24 Sep 2021 12:34:39 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:42765 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347559AbhIXQdo (ORCPT ); Fri, 24 Sep 2021 12:33:44 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1632501131; 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=qd7uH3Dy1pjgoohcxNMZVPPJGZvTh/ePOy5CzEuffw0=; b=TbuBeoOLh7xl2lYIt3rDMrFY2o/O/yA2lE5Nmnr3dto9bYZvpVO3/rS7qchZHDN4f4+VdC B3cMhCLtK8WeFg44w05y2VLgW2uPh09nBm7T4cZnfl/THGtDSAG5L6IWUUT2xlLATZ7MKD OG100v19zf4iRHVbj9lThbuIA8Pe1v0= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-241-RY1TDW8sMBeO3Tb37P8_ug-1; Fri, 24 Sep 2021 12:32:09 -0400 X-MC-Unique: RY1TDW8sMBeO3Tb37P8_ug-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 3182C1015209; Fri, 24 Sep 2021 16:32:08 +0000 (UTC) Received: from virtlab701.virt.lab.eng.bos.redhat.com (virtlab701.virt.lab.eng.bos.redhat.com [10.19.152.228]) by smtp.corp.redhat.com (Postfix) with ESMTP id 81299794B1; Fri, 24 Sep 2021 16:32:07 +0000 (UTC) From: Paolo Bonzini To: linux-kernel@vger.kernel.org, kvm@vger.kernel.org Cc: dmatlack@google.com, seanjc@google.com Subject: [PATCH v3 25/31] KVM: MMU: remove unnecessary argument to mmu_set_spte Date: Fri, 24 Sep 2021 12:31:46 -0400 Message-Id: <20210924163152.289027-26-pbonzini@redhat.com> In-Reply-To: <20210924163152.289027-1-pbonzini@redhat.com> References: <20210924163152.289027-1-pbonzini@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The level of the new SPTE can be found in the kvm_mmu_page struct; there is no need to pass it down. Signed-off-by: Paolo Bonzini --- arch/x86/kvm/mmu/mmu.c | 7 ++++--- arch/x86/kvm/mmu/paging_tmpl.h | 6 +++--- 2 files changed, 7 insertions(+), 6 deletions(-) diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c index dcbe7df2f890..91303006faaf 100644 --- a/arch/x86/kvm/mmu/mmu.c +++ b/arch/x86/kvm/mmu/mmu.c @@ -2675,11 +2675,12 @@ int mmu_try_to_unsync_pages(struct kvm_vcpu *vcpu, gfn_t gfn, bool can_unsync, } static int mmu_set_spte(struct kvm_vcpu *vcpu, u64 *sptep, - unsigned int pte_access, bool write_fault, int level, + unsigned int pte_access, bool write_fault, gfn_t gfn, kvm_pfn_t pfn, bool speculative, bool host_writable) { struct kvm_mmu_page *sp = sptep_to_sp(sptep); + int level = sp->role.level; int was_rmapped = 0; int ret = RET_PF_FIXED; bool flush = false; @@ -2777,7 +2778,7 @@ static int direct_pte_prefetch_many(struct kvm_vcpu *vcpu, return -1; for (i = 0; i < ret; i++, gfn++, start++) { - mmu_set_spte(vcpu, start, access, false, sp->role.level, gfn, + mmu_set_spte(vcpu, start, access, false, gfn, page_to_pfn(pages[i]), true, true); put_page(pages[i]); } @@ -2980,7 +2981,7 @@ static int __direct_map(struct kvm_vcpu *vcpu, struct kvm_page_fault *fault) return -EFAULT; ret = mmu_set_spte(vcpu, it.sptep, ACC_ALL, - fault->write, fault->goal_level, base_gfn, fault->pfn, + fault->write, base_gfn, fault->pfn, fault->prefault, fault->map_writable); if (ret == RET_PF_SPURIOUS) return ret; diff --git a/arch/x86/kvm/mmu/paging_tmpl.h b/arch/x86/kvm/mmu/paging_tmpl.h index 500962dceda0..7f2c6eeed04f 100644 --- a/arch/x86/kvm/mmu/paging_tmpl.h +++ b/arch/x86/kvm/mmu/paging_tmpl.h @@ -582,7 +582,7 @@ FNAME(prefetch_gpte)(struct kvm_vcpu *vcpu, struct kvm_mmu_page *sp, * we call mmu_set_spte() with host_writable = true because * pte_prefetch_gfn_to_pfn always gets a writable pfn. */ - mmu_set_spte(vcpu, spte, pte_access, false, PG_LEVEL_4K, gfn, pfn, + mmu_set_spte(vcpu, spte, pte_access, false, gfn, pfn, true, true); kvm_release_pfn_clean(pfn); @@ -764,8 +764,8 @@ static int FNAME(fetch)(struct kvm_vcpu *vcpu, struct kvm_page_fault *fault, return -EFAULT; ret = mmu_set_spte(vcpu, it.sptep, gw->pte_access, fault->write, - fault->goal_level, base_gfn, fault->pfn, - fault->prefault, fault->map_writable); + base_gfn, fault->pfn, fault->prefault, + fault->map_writable); if (ret == RET_PF_SPURIOUS) return ret; -- 2.27.0