Re: [PATCH v0 04/71] itrace: Infrastructure for instruction flowtracing units

From: Andi Kleen
Date: Tue Jan 07 2014 - 10:43:06 EST

> Yes; go read this:

Hmm, but AFAIK we're not using freeze counters on PMI today.
We just rely on the explicit disabling in the counters through the global

So it should be the same as with any other PMI which also does not
automatically freeze. Not true?

Or do you mean interaction with the LBRs here?
(currently LBRs and PT are mutually exclusive)


ak@xxxxxxxxxxxxxxx -- Speaking for myself only.
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