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 42253C4320E for ; Mon, 30 Aug 2021 12:02:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2B49D6023F for ; Mon, 30 Aug 2021 12:02:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236727AbhH3MB0 (ORCPT ); Mon, 30 Aug 2021 08:01:26 -0400 Received: from mail.kernel.org ([198.145.29.99]:46856 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236649AbhH3MAt (ORCPT ); Mon, 30 Aug 2021 08:00:49 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id CB8766112F; Mon, 30 Aug 2021 11:59:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1630324795; bh=XTeGxOIsRjhNchLp8E3OiO0GBydqMgFT84tuT1oUj0I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KQbSIL1hyvMjQNTwylPOqeTf+6V0lmG4c+H6domFW6IZBq20oDdQuNM3+6VQAMZBl wfKspbmLCfrLHjRc7KRbPwaZb+7cttSs3g5RMjzSnnjjhxV7vX0hJmrfJ3SWbaYlZ5 Mo8YMdth7At8HXlVlpF+ZB5JBe7xdinjAVZiJZL/lVFcqJfWbr5ZqVLf3Qm23z0/Kj cHB98fvGdzr361FiCE7X+ObpU5ks8ZTzxkAoBZj/7ThcLNRBu/RG/I9N4CENbNZGm4 Eb2oV5XQ5wOMhFi0qmONfixfZCRMVPzvJSmxDlF8/SOICaeQCtZGlRYgCb7R9LWIiq EJyy/lO4jQxOg== 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 5.13 09/14] perf/x86/intel/pt: Fix mask of num_address_ranges Date: Mon, 30 Aug 2021 07:59:37 -0400 Message-Id: <20210830115942.1017300-9-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210830115942.1017300-1-sashal@kernel.org> References: <20210830115942.1017300-1-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-perf-users@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 915847655c06..b044577785bb 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