Re: [PATCH] perf/x86: check ucode before disabling PEBS onSandyBridge

From: Peter Zijlstra
Date: Wed Jun 13 2012 - 08:39:43 EST


On Tue, 2012-06-12 at 13:42 -0700, H. Peter Anvin wrote:
> And yes, I would prefer a single sysfs file,
> or better yet a plain old device node.

So how about we rip out all this sysfs crap and go back to
MICROCODE_OLD_INTERFACE ? Afaict that's relatively sane.
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