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generic, x86: add prctl commands PR_GET_TSC and PR_SET_TSC
This patch adds prctl commands that make it possible to deny the execution of timestamp counters in userspace. If this is not implemented on a specific architecture, prctl will return -EINVAL. ned-off-by: Erik Bosman <ejbosman@cs.vu.nl> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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Erik Bosman
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Ingo Molnar
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Apr 19, 2008
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