Re: [PATCH] x86: Export tsc related information in sysfs

From: Andi Kleen
Date: Tue May 18 2010 - 17:13:39 EST

> I'm not in favor of emulating rdtsc instructions. I would consider
> letting them SIGILL (actually SIGSEGV since RDTSC #GP in userspace) when
> the TSC is unavailable, though.

I doubt we could ever do that, it would likely break just too much
code. Yes the code is already broken likely on some system, but there's
a big difference between wrong time and crash.

ak@xxxxxxxxxxxxxxx -- Speaking for myself only.
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