| commit | 898ec52d2ba05915aaedcdb21bff2e944c883cb8 | [log] [tgz] |
|---|---|---|
| author | Hayato Ohhashi <o8@vmm.dev> | Tue Jul 21 16:12:31 2020 +0000 |
| committer | Ingo Molnar <mingo@kernel.org> | Sat Jul 25 15:49:41 2020 +0200 |
| tree | ffbc8924e513eb3f801698cea48b127c8f64839f | |
| 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 <o8@vmm.dev> Signed-off-by: Ingo Molnar <mingo@kernel.org> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com> Link: https://lore.kernel.org/r/20200721161231.6019-1-o8@vmm.dev