tools/power turbostat: Read Package-cstates via perf

Browse source

Reading the counters via perf can be done in bulk with a single syscall,
making the counter values more accurate with respect to one another by
minimizing the time gap between individual counter reads.

Signed-off-by: Patryk Wlazlyn <patryk.wlazlyn@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

...

This commit is contained in:

Patryk Wlazlyn 2024-05-08 15:00:14 +02:00 • committed by Len Brown

parent 1f9e46da9c

commit 0451adf4d4

1 changed files with 244 additions and 130 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

376

tools/power/x86/turbostat/turbostat.c

View file