Re: [patch] use __asm__ and __volatile__ in asm-x86_64/msr.h

From: Andi Kleen
Date: Mon Jun 18 2007 - 14:53:55 EST



> asm-i386/msr.h should not be exported to userspace at all, it contains
> nothing but kernel-internal helpers.

Actually rdtsc and rdtscll and potentially rdpmc which is in there can be very
useful in user space if you know what you're doing. Unfortunately a lot of its users don't,
but not having the include probably won't stop them either.

-Andi
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