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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, 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 CB237C2D0DB for ; Tue, 28 Jan 2020 12:39:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A7A6F24683 for ; Tue, 28 Jan 2020 12:39:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726387AbgA1Mjt (ORCPT ); Tue, 28 Jan 2020 07:39:49 -0500 Received: from foss.arm.com ([217.140.110.172]:56290 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725852AbgA1Mjs (ORCPT ); Tue, 28 Jan 2020 07:39:48 -0500 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 61708101E; Tue, 28 Jan 2020 04:39:48 -0800 (PST) Received: from p8cg001049571a15.arm.com (unknown [10.163.1.151]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 205243F52E; Tue, 28 Jan 2020 04:39:44 -0800 (PST) From: Anshuman Khandual To: linux-arm-kernel@lists.infradead.org Cc: Anshuman Khandual , Catalin Marinas , Will Deacon , James Morse , Suzuki K Poulose , Marc Zyngier , Mark Rutland , linux-kernel@vger.kernel.org Subject: [PATCH 5/6] arm64/cpufeature: Drop TraceFilt feature exposure from ID_DFR0 register Date: Tue, 28 Jan 2020 18:09:08 +0530 Message-Id: <1580215149-21492-6-git-send-email-anshuman.khandual@arm.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1580215149-21492-1-git-send-email-anshuman.khandual@arm.com> References: <1580215149-21492-1-git-send-email-anshuman.khandual@arm.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ID_DFR0 based TraceFilt feature should not be exposed. Hence lets drop it. Cc: Catalin Marinas Cc: Will Deacon Cc: James Morse Cc: Suzuki K Poulose Cc: Marc Zyngier Cc: Mark Rutland Cc: linux-kernel@vger.kernel.org Signed-off-by: Anshuman Khandual --- arch/arm64/kernel/cpufeature.c | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index 2726bd6441da..a8ded1f0eeaf 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -374,7 +374,6 @@ static const struct arm64_ftr_bits ftr_id_pfr2[] = { }; static const struct arm64_ftr_bits ftr_id_dfr0[] = { - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 28, 4, 0), S_ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 24, 4, 0xf), /* PerfMon */ ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 20, 4, 0), ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, 16, 4, 0), -- 2.20.1