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| author | Hayato Ohhashi <[email protected]> | 2020-07-21 16:12:31 +0000 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2020-07-25 15:49:41 +0200 |
| commit | 898ec52d2ba05915aaedcdb21bff2e944c883cb8 (patch) | |
| tree | ffbc8924e513eb3f801698cea48b127c8f64839f /tools/perf/scripts/python/export-to-sqlite.py | |
| parent | 23ee3e4e5bd27bdbc0f1785eef7209ce872794c7 (diff) | |
x86/xen/time: Set the X86_FEATURE_TSC_KNOWN_FREQ flag in xen_tsc_khz()
If the TSC frequency is known from the pvclock page,
the TSC frequency does not need to be recalibrated.
We can avoid recalibration by setting X86_FEATURE_TSC_KNOWN_FREQ.
Signed-off-by: Hayato Ohhashi <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
Reviewed-by: Boris Ostrovsky <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Diffstat (limited to 'tools/perf/scripts/python/export-to-sqlite.py')
0 files changed, 0 insertions, 0 deletions