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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 E0396C4338F for ; Thu, 12 Aug 2021 05:09:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B92BF60FE6 for ; Thu, 12 Aug 2021 05:09:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234261AbhHLFJs (ORCPT ); Thu, 12 Aug 2021 01:09:48 -0400 Received: from foss.arm.com ([217.140.110.172]:37650 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234210AbhHLFJp (ORCPT ); Thu, 12 Aug 2021 01:09:45 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 312A1113E; Wed, 11 Aug 2021 22:09:21 -0700 (PDT) Received: from p8cg001049571a15.arm.com (unknown [10.163.68.17]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 91DB43F40C; Wed, 11 Aug 2021 22:09:17 -0700 (PDT) From: Anshuman Khandual To: linux-arm-kernel@lists.infradead.org Cc: Anshuman Khandual , Marc Zyngier , James Morse , Alexandru Elisei , Suzuki K Poulose , Catalin Marinas , Will Deacon , kvmarm@lists.cs.columbia.edu, linux-kernel@vger.kernel.org Subject: [PATCH V2 2/5] KVM: arm64: Use ARM64_MIN_PARANGE_BITS as the minimum supported IPA Date: Thu, 12 Aug 2021 10:39:51 +0530 Message-Id: <1628744994-16623-3-git-send-email-anshuman.khandual@arm.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1628744994-16623-1-git-send-email-anshuman.khandual@arm.com> References: <1628744994-16623-1-git-send-email-anshuman.khandual@arm.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Drop hard coded value for the minimum supported IPA range bits (i.e 32). Instead use ARM64_MIN_PARANGE_BITS which improves the code readability. Cc: Marc Zyngier Cc: James Morse Cc: Alexandru Elisei Cc: Suzuki K Poulose Cc: Catalin Marinas Cc: Will Deacon Cc: linux-arm-kernel@lists.infradead.org Cc: kvmarm@lists.cs.columbia.edu Cc: linux-kernel@vger.kernel.org Signed-off-by: Anshuman Khandual --- arch/arm64/kvm/reset.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/kvm/reset.c b/arch/arm64/kvm/reset.c index cba7872d69a8..acf309698f33 100644 --- a/arch/arm64/kvm/reset.c +++ b/arch/arm64/kvm/reset.c @@ -369,7 +369,7 @@ int kvm_arm_setup_stage2(struct kvm *kvm, unsigned long type) phys_shift = KVM_VM_TYPE_ARM_IPA_SIZE(type); if (phys_shift) { if (phys_shift > kvm_ipa_limit || - phys_shift < 32) + phys_shift < ARM64_MIN_PARANGE_BITS) return -EINVAL; } else { phys_shift = KVM_PHYS_SHIFT; -- 2.20.1