Messages in this thread | | | Date | Fri, 12 Nov 2010 11:41:27 +0100 | Subject | Re: [PATCH 2/3] perf: Add support for extra parameters for raw events | From | Stephane Eranian <> |
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On Thu, Nov 11, 2010 at 9:37 PM, Peter Zijlstra <a.p.zijlstra@chello.nl> wrote: > On Thu, 2010-11-11 at 21:12 +0100, Andi Kleen wrote: >> > Also, I think we can use the same mechanism to program the >> > PEBS-load-latency MSR, right? >> >> I haven't looked at that, but if it's a per core resource >> the infrastructure can be reused at least. > > Can't remember if the load-latency msr is per-core, but its an extra reg > that needs to be set.
Load latency is luckily per thread. Nothing special to do to handle this one. We can restore its value from attr->config.
> > The nhm/wsm LBR config msr is per-core though, so that could use your > infrastructure too. > Exactly.
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