Messages in this thread | | | Subject | Re: [PATCH] perf/x86: Fix LLC-* and node-* events on Intel SandyBridge | From | Peter Zijlstra <> | Date | Mon, 23 Jul 2012 14:22:23 +0200 |
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On Sun, 2012-07-22 at 19:43 +0800, Yan, Zheng wrote: > On Sat, Jul 21, 2012 at 12:48 AM, Peter Zijlstra <a.p.zijlstra@chello.nl> wrote: > > On Tue, 2012-07-17 at 17:27 +0800, Yan, Zheng wrote: > >> From: "Yan, Zheng" <zheng.z.yan@intel.com> > >> > >> LLC-* and node-* events require using the OFFCORE_RESPONSE events > >> on SandyBridge, but the hw_cache_extra_regs is left uninitialized. > >> This patch adds the missing extra register configure table for > >> SandyBridge. > > > > Last time I tried this I couldn't get sane numbers out of it.. > > > > Does these encodings work, if so, do explain them. > > > > I have tested them and compared the results with Nehalme. I think > they do work.
OK, great, thanks!
> > I guess I can take this as an 'official' publication of this fact? > > > > (I knew those bits meant this, but I never got a response if I could > > publish that information.) > > > See chapter 18.8.7 of Intel 64 SDM Volume 3 (Order Number 325384)
D'0h, that's confusing.. I was staring at 18.8.5..
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