Re: [PATCH 02/31] perf, x86: Basic Haswell PMU support
From
Peter Zijlstra <>
Date
Fri, 28 Sep 2012 17:21:07 +0200
On Fri, 2012-09-28 at 17:14 +0200, Stephane Eranian wrote: > But then what happens if I pass a raw value that sets those bits on a > processor without TSX?
We could filter those bits depending on cpu_has_rtm && cpu_has_hle on event creation.
But fixed event constraints could include superfluous bits just fine, they'll never appear.