Messages in this thread | | | Date | Fri, 8 Jan 2021 15:02:11 +0800 | From | Chen Yu <> | Subject | Re: [PATCH v1 1/3] cpufreq: intel_pstate: Always read hwp_cap_cached with READ_ONCE() |
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On Thu, Jan 07, 2021 at 07:42:15PM +0100, Rafael J. Wysocki wrote: > From: Rafael J. Wysocki <rafael.j.wysocki@intel.com> > > Because intel_pstate_get_hwp_max() which updates hwp_cap_cached > may run in parallel with the readers of it, annotate all of the > read accesses to it with READ_ONCE(). > > Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Tested-by: Chen Yu <yu.c.chen@intel.com>
thanks, Chenyu
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