linux-kernel - [PATCH 1/2] powercap/intel_rapl: Use topology interface in rapl_add

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Date:   Sat, 23 Jan 2021 05:06:07 -0500
From:   Yunfeng Ye <yeyunfeng@...wei.com>
To:     <rjw@...ysocki.net>, <linux-pm@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     <hushiyuan@...wei.com>, <hewenliang4@...wei.com>,
        <caihongda@...wei.com>, <yeyunfeng@...wei.com>
Subject: [PATCH 1/2] powercap/intel_rapl: Use topology interface in rapl_add_package()

It's not a good way to access phys_proc_id and cpu_die_id directly.
So using topology_physical_package_id(cpu) and topology_die_id(cpu)
instead.

Signed-off-by: Yunfeng Ye <yeyunfeng@...wei.com>
---
 drivers/powercap/intel_rapl_common.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/powercap/intel_rapl_common.c b/drivers/powercap/intel_rapl_common.c
index c9e57237d778..5f3d39b8212a 100644
--- a/drivers/powercap/intel_rapl_common.c
+++ b/drivers/powercap/intel_rapl_common.c
@@ -1309,7 +1309,6 @@ struct rapl_package *rapl_add_package(int cpu, struct rapl_if_priv *priv)
 {
 	int id = topology_logical_die_id(cpu);
 	struct rapl_package *rp;
-	struct cpuinfo_x86 *c = &cpu_data(cpu);
 	int ret;
 
 	if (!rapl_defaults)
@@ -1326,10 +1325,11 @@ struct rapl_package *rapl_add_package(int cpu, struct rapl_if_priv *priv)
 
 	if (topology_max_die_per_package() > 1)
 		snprintf(rp->name, PACKAGE_DOMAIN_NAME_LENGTH,
-			 "package-%d-die-%d", c->phys_proc_id, c->cpu_die_id);
+			 "package-%d-die-%d",
+			 topology_physical_package_id(cpu), topology_die_id(cpu));
 	else
 		snprintf(rp->name, PACKAGE_DOMAIN_NAME_LENGTH, "package-%d",
-			 c->phys_proc_id);
+			 topology_physical_package_id(cpu));
 
 	/* check if the package contains valid domains */
 	if (rapl_detect_domains(rp, cpu) || rapl_defaults->check_unit(rp, cpu)) {
-- 
2.27.0