Messages in this thread | | | Date | Fri, 12 Nov 2010 11:27:49 +0100 | From | Andi Kleen <> | Subject | Re: [PATCH 2/3] perf: Add support for extra parameters for raw events |
| |
On Thu, Nov 11, 2010 at 09:37:38PM +0100, Peter Zijlstra 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.
Ok. I guess it shouldn't be too hard to add.
Load-latency is pretty useful too.
> > The nhm/wsm LBR config msr is per-core though, so that could use your > infrastructure too.
Stephane mentioned that too. Not right now, but perhaps later I'll look at using this.
-Andi
-- ak@linux.intel.com -- Speaking for myself only.
| |