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 85D22C433EF for ; Mon, 11 Oct 2021 10:59:28 +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 377FC60E9C for ; Mon, 11 Oct 2021 10:59:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 377FC60E9C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type: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:Cc:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=MgI8aW3lCwmnYW6am4ZkIeTpt8Y0TUbkZC4DJcnVQWw=; b=aP0FnJ5J/MQwpm 2hBzF93Q2kWzhQfxibVg9XVrlVd3DaBkLhhUvyysB2nNFH2ezWPAYZk2+uee9hw6zGVR9O2hmaiS6 aa9+hwiBKiun6Ayjjru0abzeRFm7QrQeFqIzVbUYdIWXmZLbqinDxKxAfaMlgEScR3SCp8dj5SkMa xWl2QLiTbu/0zH5B0rEyIkrijYxiQJ3YA/7kPiElkRJwz1iHDHeVEkeoMCDIVyTPwGggOpo7Nxfna A+FEF9j4IAIgIGfu2M0b+XyF7B5V2umQHCPRoiPeIM00/49iS+HZMuwXEEwnL1cfwr4I1cXGcskmD h+qZ7ee9o2zURTa0evWg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mZt0I-008wKb-Rs; Mon, 11 Oct 2021 10:57:59 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mZszf-008w5e-S8 for linux-arm-kernel@lists.infradead.org; Mon, 11 Oct 2021 10:57:21 +0000 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 C682BED1; Mon, 11 Oct 2021 03:57:18 -0700 (PDT) Received: from monolith.cable.virginm.net (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 9A8B53F66F; Mon, 11 Oct 2021 03:57:17 -0700 (PDT) From: Alexandru Elisei To: maz@kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, james.morse@arm.com, suzuki.poulose@arm.com, drjones@redhat.com Subject: [PATCH v2 3/3] KVM: arm64: Replace get_raz_id_reg() with get_raz_reg() Date: Mon, 11 Oct 2021 11:58:40 +0100 Message-Id: <20211011105840.155815-4-alexandru.elisei@arm.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20211011105840.155815-1-alexandru.elisei@arm.com> References: <20211011105840.155815-1-alexandru.elisei@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211011_035719_996690_A89BF740 X-CRM114-Status: GOOD ( 10.83 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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 Reading a RAZ ID register isn't different from reading any other RAZ register, so get rid of get_raz_id_reg() and replace it with get_raz_reg(), which does the same thing, but does it without going through two layers of indirection. No functional change. Suggested-by: Andrew Jones Signed-off-by: Alexandru Elisei --- arch/arm64/kvm/sys_regs.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index 1be827740f87..3aff06aafd0c 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -1273,12 +1273,6 @@ static int set_id_reg(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd, return __set_id_reg(vcpu, rd, uaddr, raz); } -static int get_raz_id_reg(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd, - const struct kvm_one_reg *reg, void __user *uaddr) -{ - return __get_id_reg(vcpu, rd, uaddr, true); -} - static int set_raz_id_reg(struct kvm_vcpu *vcpu, const struct sys_reg_desc *rd, const struct kvm_one_reg *reg, void __user *uaddr) { @@ -1402,7 +1396,7 @@ static unsigned int mte_visibility(const struct kvm_vcpu *vcpu, #define ID_UNALLOCATED(crm, op2) { \ Op0(3), Op1(0), CRn(0), CRm(crm), Op2(op2), \ .access = access_raz_id_reg, \ - .get_user = get_raz_id_reg, \ + .get_user = get_raz_reg, \ .set_user = set_raz_id_reg, \ } @@ -1414,7 +1408,7 @@ static unsigned int mte_visibility(const struct kvm_vcpu *vcpu, #define ID_HIDDEN(name) { \ SYS_DESC(SYS_##name), \ .access = access_raz_id_reg, \ - .get_user = get_raz_id_reg, \ + .get_user = get_raz_reg, \ .set_user = set_raz_id_reg, \ } -- 2.33.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel