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=-13.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,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 2FDBBC43461 for ; Fri, 11 Sep 2020 13:32:14 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 7786422273 for ; Fri, 11 Sep 2020 13:32:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="T/fIfV1+"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="ClDM+0rC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7786422273 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+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=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version: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=Qm0VbJL0A17eev5Pw6yE+QBYS1y2fGj4X9+0qQzdKJ4=; b=T/fIfV1+DY8SkeREpKaW6OZXO u5B70XLY3P9kacNysQR1RP93/3eQ17CEZO//VqV6fskIiCXpN+SedQ7W831EDM0RY3DI4XH7vcqPe Jv80N5bm/Lc4xBaJWLMFh5Zu3qNV+tzFoAD7BnZDzT47eeYLqAPGs9az3LdhEJpULvRr8Au2aPUPJ UDZ+QFOZ+Nmgf6o15/SUIl/IziCa2HdSAffM1UavbAfvmmnhGml4wpc76bzSJbvmZ/sDpBIPj+6TO eK2RBvTfnWxILaqrVJ3ZZYiHa7SNR1NryojaXIPJhKFlRWEp2M/DMDk7lUXTQEhN5xO+s/SeIObvD 00Rk5ahPA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kGj86-00072f-6p; Fri, 11 Sep 2020 13:30:18 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kGj4O-0004qW-8a for linux-arm-kernel@lists.infradead.org; Fri, 11 Sep 2020 13:26:29 +0000 Received: from localhost.localdomain (236.31.169.217.in-addr.arpa [217.169.31.236]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 717FB221E7; Fri, 11 Sep 2020 13:26:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599830786; bh=4kJoFlEiYrr4J5zChe/xWBzvR94zA1I63uLAuVTrkW4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ClDM+0rCBUr9dZtk8CZX2VGjEiw4aQCyrjlEEzVqhNruavhnbgMoRm+Aafv0vlpYU BCOLAgCRZ2n2EUrGBrhHrMgm/ikV1ja7BQtM6Js3Iiid1IxPDFQ800MDKyT0+bvMpP ltkoyN4pqNzOE+sLFLWOicS1EA+e/j9DcG1ELufM= From: Will Deacon To: kvmarm@lists.cs.columbia.edu Subject: [PATCH v5 20/21] KVM: arm64: Remove unused 'pgd' field from 'struct kvm_s2_mmu' Date: Fri, 11 Sep 2020 14:25:28 +0100 Message-Id: <20200911132529.19844-21-will@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200911132529.19844-1-will@kernel.org> References: <20200911132529.19844-1-will@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200911_092628_427117_B037E704 X-CRM114-Status: GOOD ( 13.74 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kernel-team@android.com, Gavin Shan , Suzuki Poulose , Marc Zyngier , Quentin Perret , Alexandru Elisei , James Morse , Andrew Scull , Catalin Marinas , Will Deacon , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The stage-2 page-tables are entirely encapsulated by the 'pgt' field of 'struct kvm_s2_mmu', so remove the unused 'pgd' field. Cc: Marc Zyngier Cc: Quentin Perret Reviewed-by: Gavin Shan Signed-off-by: Will Deacon --- arch/arm64/include/asm/kvm_host.h | 1 - arch/arm64/kvm/mmu.c | 2 -- 2 files changed, 3 deletions(-) diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 0b7c702b2151..41caf29bd93c 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -79,7 +79,6 @@ struct kvm_s2_mmu { * for vEL1/EL0 with vHCR_EL2.VM == 0. In that case, we use the * canonical stage-2 page tables. */ - pgd_t *pgd; phys_addr_t pgd_phys; struct kvm_pgtable *pgt; diff --git a/arch/arm64/kvm/mmu.c b/arch/arm64/kvm/mmu.c index dd0ea7d8065a..21b70abf65a7 100644 --- a/arch/arm64/kvm/mmu.c +++ b/arch/arm64/kvm/mmu.c @@ -389,7 +389,6 @@ int kvm_init_stage2_mmu(struct kvm *kvm, struct kvm_s2_mmu *mmu) mmu->kvm = kvm; mmu->pgt = pgt; mmu->pgd_phys = __pa(pgt->pgd); - mmu->pgd = (void *)pgt->pgd; mmu->vmid.vmid_gen = 0; return 0; @@ -475,7 +474,6 @@ void kvm_free_stage2_pgd(struct kvm_s2_mmu *mmu) spin_lock(&kvm->mmu_lock); pgt = mmu->pgt; if (pgt) { - mmu->pgd = NULL; mmu->pgd_phys = 0; mmu->pgt = NULL; free_percpu(mmu->last_vcpu_ran); -- 2.28.0.618.gf4bc123cb7-goog _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel