From: Jiri Olsa <jolsa@redhat.com>
To: "Liang, Kan" <kan.liang@intel.com>
Cc: "a.p.zijlstra@chello.nl" <a.p.zijlstra@chello.nl>,
"acme@kernel.org" <acme@kernel.org>,
"luto@kernel.org" <luto@kernel.org>,
"mingo@redhat.com" <mingo@redhat.com>,
"eranian@google.com" <eranian@google.com>,
"ak@linux.intel.com" <ak@linux.intel.com>,
"mark.rutland@arm.com" <mark.rutland@arm.com>,
"Hunter, Adrian" <adrian.hunter@intel.com>,
"jolsa@kernel.org" <jolsa@kernel.org>,
"namhyung@kernel.org" <namhyung@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH V2 4/6] perf,tools: save misc sample read value in struct perf_sample
Date: Tue, 28 Jul 2015 15:55:12 +0200 [thread overview]
Message-ID: <20150728135512.GD28175@krava.brq.redhat.com> (raw)
In-Reply-To: <37D7C6CF3E00A74B8858931C1DB2F077018CD12B@SHSMSX103.ccr.corp.intel.com>
On Mon, Jul 27, 2015 at 10:24:49PM +0000, Liang, Kan wrote:
SNIP
> > >freq_perf_data,
> > > + sample-
> > >read.group.values[nr].value);
> >
> > I think this should be in upper layer..
>
> OK, I'll move it to deliver_sample_group.
>
> > why not do this also within
> > iter_prepare_normal_entry as for the rest of the calculations I suggested
> > in my other email
>
> Because we cannot get evlist in iter_add/prepare function. We cannot go
> through all group members' value.
> It's too complex (need to change many interfaces) to pass the evlist to
> iter_add/prepare function
hum, I remember Namhyung added iter->add_entry_cb, but seems it's called
after the entry is added.. how about adding pre-addition callback?
it can reach the report structure with perf_evlist
jirka
next prev parent reply other threads:[~2015-07-28 13:55 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-24 13:48 [PATCH V2 0/6] Freq/CPU%/CORE_BUSY% support kan.liang
2015-07-24 13:48 ` [PATCH V2 1/6] perf,tools: save cpu max freq in perf header kan.liang
2015-07-26 16:31 ` Jiri Olsa
2015-07-26 16:32 ` Jiri Olsa
2015-07-24 13:48 ` [PATCH V2 2/6] perf,tools: read cpu max freq and msr type from header kan.liang
2015-07-24 13:48 ` [PATCH V2 3/6] perf,tools: Dump per-sample freq/CPU%/CORE_BUSY% in report -D kan.liang
2015-07-26 16:31 ` Jiri Olsa
2015-07-24 13:48 ` [PATCH V2 4/6] perf,tools: save misc sample read value in struct perf_sample kan.liang
2015-07-26 16:31 ` Jiri Olsa
2015-07-27 22:24 ` Liang, Kan
2015-07-28 13:55 ` Jiri Olsa [this message]
2015-07-24 13:48 ` [PATCH V2 5/6] perf,tools: caculate and save freq/CPU%/CORE_BUSY% in he_stat kan.liang
2015-07-26 16:31 ` Jiri Olsa
2015-07-27 17:19 ` Liang, Kan
2015-07-27 17:27 ` Jiri Olsa
2015-07-27 22:34 ` Liang, Kan
2015-07-28 13:50 ` Jiri Olsa
2015-07-26 16:31 ` Jiri Olsa
2015-07-27 17:11 ` Liang, Kan
2015-07-27 17:16 ` Jiri Olsa
2015-07-24 13:48 ` [PATCH V2 6/6] perf,tools: Show freq/CPU%/CORE_BUSY% in perf report --stdio kan.liang
2015-07-26 16:32 ` Jiri Olsa
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