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=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 C0479C432BE for ; Mon, 30 Aug 2021 12:05:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AD5876103C for ; Mon, 30 Aug 2021 12:05:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237450AbhH3MG3 (ORCPT ); Mon, 30 Aug 2021 08:06:29 -0400 Received: from mail.kernel.org ([198.145.29.99]:48016 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236759AbhH3MBH (ORCPT ); Mon, 30 Aug 2021 08:01:07 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 494E56115A; Mon, 30 Aug 2021 12:00:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1630324811; bh=Z7ZtcPEy1FMzLPQrn0UBOdcK4Q81uNW2/YJnYSpftXM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=m0Rue6dIilvXvtBJTBP42bw2JQTjO3lxZW6mBDfYADSM+JbP+OBOsEpGwc7TqzbtN 4q93oeCTWKF/GWTOjS384ZE3qnyPFKAj6amr4NfKhIaUVzfkjUtK+ScCl1XSqi37jy vKaObyUhBjKR/tcQKyqLQMxPlMKUAuCGAtxK42Ynxp3Oz8yZi0ZqFnh7+4RuEk4/le oQ8QlxAiyXNWjfWIsU8PO9jDAdrY10o5BDyMCSTtOc2Yrxvxi9LOhFaNWW5HS8h+R5 ag5UKO68xFjNyEp0tmtLodUChYEwNutxJByGtMAI6NWlZBOPao2oDAgzwNsrYNJy8b 3rlFCDNo+gDJQ== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Xiaoyao Li , Peter Zijlstra , Alexander Shishkin , Sasha Levin , linux-perf-users@vger.kernel.org Subject: [PATCH AUTOSEL 5.10 06/11] perf/x86/intel/pt: Fix mask of num_address_ranges Date: Mon, 30 Aug 2021 07:59:57 -0400 Message-Id: <20210830120002.1017700-6-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210830120002.1017700-1-sashal@kernel.org> References: <20210830120002.1017700-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Xiaoyao Li [ Upstream commit c53c6b7409f4cd9e542991b53d597fbe2751d7db ] Per SDM, bit 2:0 of CPUID(0x14,1).EAX[2:0] reports the number of configurable address ranges for filtering, not bit 1:0. Signed-off-by: Xiaoyao Li Signed-off-by: Peter Zijlstra (Intel) Acked-by: Alexander Shishkin Link: https://lkml.kernel.org/r/20210824040622.4081502-1-xiaoyao.li@intel.com Signed-off-by: Sasha Levin --- arch/x86/events/intel/pt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/events/intel/pt.c b/arch/x86/events/intel/pt.c index e94af4a54d0d..37129b76135a 100644 --- a/arch/x86/events/intel/pt.c +++ b/arch/x86/events/intel/pt.c @@ -62,7 +62,7 @@ static struct pt_cap_desc { PT_CAP(single_range_output, 0, CPUID_ECX, BIT(2)), PT_CAP(output_subsys, 0, CPUID_ECX, BIT(3)), PT_CAP(payloads_lip, 0, CPUID_ECX, BIT(31)), - PT_CAP(num_address_ranges, 1, CPUID_EAX, 0x3), + PT_CAP(num_address_ranges, 1, CPUID_EAX, 0x7), PT_CAP(mtc_periods, 1, CPUID_EAX, 0xffff0000), PT_CAP(cycle_thresholds, 1, CPUID_EBX, 0xffff), PT_CAP(psb_periods, 1, CPUID_EBX, 0xffff0000), -- 2.30.2