[Devel] [vz9 PATCH] x86, cpuinfo: Call sched_cpulimit_scale_cpufreq when reading cpuinfo

Nikolay Borisov nikolay.borisov at virtuozzo.com
Tue Feb 14 13:51:39 MSK 2023


During rebase it seems the call to sched_cpulimit_scale_cpufreq which
is supposed to scale the reported cpu frequency according to cpu cpount
in the cpu cgroup. This fixes the issue.

https://jira.sw.ru/browse/PSBM-142414
Signed-off-by: Nikolay Borisov <nikolay.borisov at virtuozzo.com>
---
 arch/x86/kernel/cpu/proc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/kernel/cpu/proc.c b/arch/x86/kernel/cpu/proc.c
index a06281fcbd5c..783a165ca75a 100644
--- a/arch/x86/kernel/cpu/proc.c
+++ b/arch/x86/kernel/cpu/proc.c
@@ -146,6 +146,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
 			freq = cpufreq_quick_get(cpu);
 		if (!freq)
 			freq = cpu_khz;
+		freq = sched_cpulimit_scale_cpufreq(freq);
 		seq_printf(m, "cpu MHz\t\t: %u.%03u\n",
 			   freq / 1000, (freq % 1000));
 	}
--
2.34.1



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