linux-kernel - [tip:perf/core] perf/x86/intel/uncore: Use boot_cpu_data.phys_proc_id instead of hardcorded physical package ID 0

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Message-ID: <tip-6265adb9726098b7f4f7ca70bc51992b25fdd9d6@git.kernel.org>
Date:   Tue, 2 Oct 2018 03:00:54 -0700
From:   tip-bot for Masayoshi Mizuma <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     alexander.shishkin@...ux.intel.com, vincent.weaver@...ne.edu,
        peterz@...radead.org, hpa@...or.com, jolsa@...hat.com,
        acme@...hat.com, linux-kernel@...r.kernel.org,
        msys.mizuma@...il.com, torvalds@...ux-foundation.org,
        mingo@...nel.org, eranian@...gle.com, tglx@...utronix.de,
        m.mizuma@...fujitsu.com
Subject: [tip:perf/core] perf/x86/intel/uncore: Use
 boot_cpu_data.phys_proc_id instead of hardcorded physical package ID 0

Commit-ID:  6265adb9726098b7f4f7ca70bc51992b25fdd9d6
Gitweb:     https://git.kernel.org/tip/6265adb9726098b7f4f7ca70bc51992b25fdd9d6
Author:     Masayoshi Mizuma <m.mizuma@...fujitsu.com>
AuthorDate: Mon, 10 Sep 2018 10:47:50 -0400
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Tue, 2 Oct 2018 09:37:58 +0200

perf/x86/intel/uncore: Use boot_cpu_data.phys_proc_id instead of hardcorded physical package ID 0

Physical package id 0 doesn't always exist, we should use
boot_cpu_data.phys_proc_id here.

Signed-off-by: Masayoshi Mizuma <m.mizuma@...fujitsu.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Cc: Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
Cc: H. Peter Anvin <hpa@...or.com>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Masayoshi Mizuma <msys.mizuma@...il.com>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Stephane Eranian <eranian@...gle.com>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: Vince Weaver <vincent.weaver@...ne.edu>
Link: http://lkml.kernel.org/r/20180910144750.6782-1-msys.mizuma@gmail.com
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/x86/events/intel/uncore_snbep.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/events/intel/uncore_snbep.c b/arch/x86/events/intel/uncore_snbep.c
index 51d7c117e3c7..53b981dcdb42 100644
--- a/arch/x86/events/intel/uncore_snbep.c
+++ b/arch/x86/events/intel/uncore_snbep.c
@@ -3061,7 +3061,7 @@ static struct event_constraint bdx_uncore_pcu_constraints[] = {
 
 void bdx_uncore_cpu_init(void)
 {
-	int pkg = topology_phys_to_logical_pkg(0);
+	int pkg = topology_phys_to_logical_pkg(boot_cpu_data.phys_proc_id);
 
 	if (bdx_uncore_cbox.num_boxes > boot_cpu_data.x86_max_cores)
 		bdx_uncore_cbox.num_boxes = boot_cpu_data.x86_max_cores;