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Date: Sun, 19 Feb 2012 12:26:52 +0100 From: Stephane Eranian <eranian@...gle.com> To: Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com> Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>, Anton Blanchard <anton@...ba.org>, linux-kernel@...r.kernel.org, peterz@...radead.org, mingo@...e.hu, gleb@...hat.com, wcohen@...hat.com, vince@...ter.net, asharma@...com, andi@...stfloor.org, paulus@...ba.org, emunson@...bm.net, imunsie@....ibm.com, Matt Helsley <matthltc@...ibm.com> Subject: Re: [PATCH] perf_events: fix broken intr throttling (v3) Did Anton recent fix solve that problem? On Wed, Feb 15, 2012 at 3:37 AM, Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com> wrote: > Benjamin Herrenschmidt [benh@...nel.crashing.org] wrote: > | On Thu, 2012-02-09 at 19:19 -0800, Sukadev Bhattiprolu wrote: > | > Stephane Eranian [eranian@...gle.com] wrote: > | > | On Wed, Feb 8, 2012 at 12:32 PM, Anton Blanchard <anton@...ba.org> wrote: > | > | > > | > | > Hi, > | > | > > | > | > On Thu, 26 Jan 2012 17:03:19 +0100 > | The powerpc .git tree is not useful at this point, I haven't opened > | powerpc -next yet so it's just all old stale stuff. Please work with > | upstream always unless you have a very good reason to use my tree. It's > | really only meant as a conduit between me and Linus or for -next. > > Ok. > > I tried this on current mainline (commit 13d261932) which now includes both > of Stephane's patches and repeated the nooploop test. > > The problem still exists - the number of events reported on Power is far > fewer than without the patches. > > Aggregated stats: > TOTAL events: 78 > MMAP events: 47 > COMM events: 2 > EXIT events: 2 > SAMPLE events: 27 > cycles stats: > TOTAL events: 21 > MMAP events: 4 > COMM events: 1 > EXIT events: 2 > SAMPLE events: 14 > cycles stats: > TOTAL events: 13 > SAMPLE events: 13 > > Sukadev > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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