Messages in this thread Patch in this message | | | From | Borislav Petkov <> | Subject | [PATCH 3/6] x86/tsc: Do not check X86_FEATURE_CONSTANT_TSC in notifier call | Date | Tue, 5 Apr 2016 08:29:52 +0200 |
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From: Borislav Petkov <bp@suse.de>
... because the notifier-registering routine already does that. Also, rename cpufreq_tsc() init call to something more telling.
Signed-off-by: Borislav Petkov <bp@suse.de> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <peterz@infradead.org> --- arch/x86/kernel/tsc.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index a0346bc51833..5bb702c77e8f 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c @@ -922,9 +922,6 @@ static int time_cpufreq_notifier(struct notifier_block *nb, unsigned long val, struct cpufreq_freqs *freq = data; unsigned long *lpj; - if (cpu_has(&cpu_data(freq->cpu), X86_FEATURE_CONSTANT_TSC)) - return 0; - lpj = &boot_cpu_data.loops_per_jiffy; #ifdef CONFIG_SMP if (!(freq->flags & CPUFREQ_CONST_LOOPS)) @@ -954,7 +951,7 @@ static struct notifier_block time_cpufreq_notifier_block = { .notifier_call = time_cpufreq_notifier }; -static int __init cpufreq_tsc(void) +static int __init cpufreq_register_tsc_scaling(void) { if (!boot_cpu_has(X86_FEATURE_TSC)) return 0; @@ -965,7 +962,7 @@ static int __init cpufreq_tsc(void) return 0; } -core_initcall(cpufreq_tsc); +core_initcall(cpufreq_register_tsc_scaling); #endif /* CONFIG_CPU_FREQ */ -- 2.7.3
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