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cpufreq: intel_pstate: Clear HWP Status during HWP Interrupt enable
[sfrench/cifs-2.6.git]
/
drivers
/
cpufreq
/
intel_pstate.c
diff --git
a/drivers/cpufreq/intel_pstate.c
b/drivers/cpufreq/intel_pstate.c
index 2bb847650b9dfe3640378cb960a4578dc933fc1b..815df3daae9df3710560b8ee7f11665204ea2830 100644
(file)
--- a/
drivers/cpufreq/intel_pstate.c
+++ b/
drivers/cpufreq/intel_pstate.c
@@
-1652,6
+1652,7
@@
static void intel_pstate_enable_hwp_interrupt(struct cpudata *cpudata)
/* wrmsrl_on_cpu has to be outside spinlock as this can result in IPC */
wrmsrl_on_cpu(cpudata->cpu, MSR_HWP_INTERRUPT, 0x01);
+ wrmsrl_on_cpu(cpudata->cpu, MSR_HWP_STATUS, 0);
}
}