From: Lin Ming <ming.m.lin@intel.com>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Ingo Molnar <mingo@elte.hu>, Andi Kleen <andi@firstfloor.org>,
Stephane Eranian <eranian@google.com>,
Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/4] perf: Add memory load/store events generic code
Date: Tue, 05 Jul 2011 19:54:20 +0800 [thread overview]
Message-ID: <1309866860.2381.1.camel@localhost> (raw)
In-Reply-To: <1309778192.3282.27.camel@twins>
On Mon, 2011-07-04 at 19:16 +0800, Peter Zijlstra wrote:
> On Mon, 2011-07-04 at 08:02 +0000, Lin Ming wrote:
> > +#define MEM_STORE_DCU_HIT (1ULL << 0)
>
> I'm pretty sure that's not Dublin City University, but what is it?
> Data-Cache-Unit? what does that mean, L1/L2 or also L3?
>
> > +#define MEM_STORE_STLB_HIT (1ULL << 1)
>
> What's an sTLB? I know iTLB and dTLB's but sTLBs I've not heard of yet.
>
> > +#define MEM_STORE_LOCKED_ACCESS (1ULL << 2)
>
> Presumably that's about LOCK'ed ops?
>
> So now you're just tacking bits on the end without even attempting to
> generalize/unify things, not charmed at all.
Any idea on the more useful store bits encoding?
Thanks,
Lin Ming
next prev parent reply other threads:[~2011-07-05 11:54 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-04 8:02 [PATCH 0/4] perf: memory load/store events generalization Lin Ming
2011-07-04 8:02 ` [PATCH 1/4] perf: Add memory load/store events generic code Lin Ming
2011-07-04 8:33 ` Peter Zijlstra
2011-07-04 8:44 ` Peter Zijlstra
2011-07-05 12:03 ` Peter Zijlstra
2011-07-05 23:02 ` Paul Mackerras
2011-07-06 13:58 ` Peter Zijlstra
2011-07-08 7:18 ` Anton Blanchard
2011-07-08 15:18 ` Peter Zijlstra
2011-08-08 11:57 ` Peter Zijlstra
2011-08-08 11:59 ` Peter Zijlstra
2011-07-04 22:01 ` Andi Kleen
2011-07-05 8:43 ` Peter Zijlstra
2011-07-04 11:08 ` Peter Zijlstra
2011-07-04 11:16 ` Peter Zijlstra
2011-07-04 21:52 ` Andi Kleen
2011-07-05 11:54 ` Lin Ming [this message]
2011-07-05 14:17 ` Peter Zijlstra
2011-07-06 5:53 ` Lin Ming
2011-07-06 13:51 ` Peter Zijlstra
2011-07-07 2:01 ` Lin Ming
2011-07-04 8:02 ` [PATCH 2/4] perf, x86: Add Intel Nhm/Wsm/Snb load latency support Lin Ming
2011-07-05 13:17 ` Peter Zijlstra
2011-07-05 13:34 ` Lin Ming
2011-07-22 18:58 ` Stephane Eranian
2011-07-04 8:02 ` [PATCH 3/4] perf, x86: Add Intel SandyBridge pricise store support Lin Ming
2011-07-11 8:32 ` Peter Zijlstra
2011-07-11 8:57 ` Lin Ming
2011-07-11 8:52 ` Peter Zijlstra
2011-07-04 8:02 ` [PATCH 4/4] perf, tool: Add new command "perf mem" Lin Ming
2011-07-04 22:00 ` Andi Kleen
2011-07-05 1:35 ` Lin Ming
2011-07-22 18:55 ` [PATCH 0/4] perf: memory load/store events generalization Stephane Eranian
2011-07-22 21:01 ` Andi Kleen
2011-07-22 21:14 ` Stephane Eranian
2011-07-22 21:43 ` Andi Kleen
2011-07-22 21:59 ` Stephane Eranian
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