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tools/power turbostat: Remember global max_die_id 

[ Upstream commit cda203388687aa075db6f8996c3c4549fa518ea8 ]

This is necessary to gracefully handle sparse die_id's.

no functional change

Signed-off-by: Len Brown <len.brown@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Len Brown 2024-04-21 11:56:48 -04:00 committed by Greg Kroah-Hartman
parent 3ee21e14c8
commit 76d7b869b3
1 changed files with 5 additions and 5 deletions
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10
tools/power/x86/turbostat/turbostat.c
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@ -566,6 +566,7 @@ struct topo_params {
int num_cpus; int num_cpus;
int num_cores; int num_cores;
int max_cpu_num; int max_cpu_num;
int max_die_id;
int max_node_num; int max_node_num;
int nodes_per_pkg; int nodes_per_pkg;
int cores_per_node; int cores_per_node;
@ -5871,7 +5872,6 @@ void topology_probe()
int i; int i;
int max_core_id = 0; int max_core_id = 0;
int max_package_id = 0; int max_package_id = 0;
int max_die_id = 0;
int max_siblings = 0; int max_siblings = 0;
/* Initialize num_cpus, max_cpu_num */ /* Initialize num_cpus, max_cpu_num */
@ -5940,8 +5940,8 @@ void topology_probe()
/* get die information */ /* get die information */
cpus[i].die_id = get_die_id(i); cpus[i].die_id = get_die_id(i);
if (cpus[i].die_id > max_die_id) if (cpus[i].die_id > topo.max_die_id)
max_die_id = cpus[i].die_id; topo.max_die_id = cpus[i].die_id;
/* get numa node information */ /* get numa node information */
cpus[i].physical_node_id = get_physical_node_id(&cpus[i]); cpus[i].physical_node_id = get_physical_node_id(&cpus[i]);
@ -5967,9 +5967,9 @@ void topology_probe()
if (!summary_only && topo.cores_per_node > 1) if (!summary_only && topo.cores_per_node > 1)
BIC_PRESENT(BIC_Core); BIC_PRESENT(BIC_Core);
topo.num_die = max_die_id + 1; topo.num_die = topo.max_die_id + 1;
if (debug > 1) if (debug > 1)
fprintf(outf, "max_die_id %d, sizing for %d die\n", max_die_id, topo.num_die); fprintf(outf, "max_die_id %d, sizing for %d die\n", topo.max_die_id, topo.num_die);
if (!summary_only && topo.num_die > 1) if (!summary_only && topo.num_die > 1)
BIC_PRESENT(BIC_Die); BIC_PRESENT(BIC_Die);