Re: [PATCH 3/3 v2] perf tool: give user better message if preciseis not supported

From: Peter Zijlstra
Date: Fri Sep 14 2012 - 17:26:05 EST

On Fri, 2012-09-14 at 22:11 +0200, Ingo Molnar wrote:

I just don't like having to enumerate all possible fails, I'm too lazy.
Can't we be smarter about that? Could we do a {reason}x{bit-offset} like

Where we limit reason to a few simple things like:


and have the bit-offset indicate the field we're having the particular
problem with?

Then all we need is a smart way to generate and map the bit-offsets
without too much manual labour.
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