Messages in this thread | | | Date | Mon, 16 Nov 2015 22:25:36 +0100 (CET) | From | Thomas Gleixner <> | Subject | Re: [RFC PATCH -v2.1] x86: Kill notsc |
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On Mon, 16 Nov 2015, Borislav Petkov wrote: > -/* > - * disable flag for tsc. Takes effect by clearing the TSC cpu flag > - * in cpu/common.c > - */ > -int __init notsc_setup(char *str) > +/* Disable the TSC feature flag to avoid further TSC use. */ > +int __init notsc_setup(void) > { > +#ifndef CONFIG_X86_TSC > setup_clear_cpu_cap(X86_FEATURE_TSC);
This is silly, really.
If CONFIG_X86_TSC is disabled then we should just not compile tsc.c at all and map cpu_has_tsc and stuff depending on it to false.
Thanks,
tglx
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