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Message-ID: <20171128111216.GA2732@krava>
Date: Tue, 28 Nov 2017 12:12:16 +0100
From: Jiri Olsa <jolsa@...hat.com>
To: Jin Yao <yao.jin@...ux.intel.com>
Cc: acme@...nel.org, jolsa@...nel.org, peterz@...radead.org,
mingo@...hat.com, alexander.shishkin@...ux.intel.com,
Linux-kernel@...r.kernel.org, ak@...ux.intel.com,
kan.liang@...el.com, yao.jin@...el.com
Subject: Re: [PATCH v2 07/10] perf stat: Allocate shadow stats buffer for
threads
On Mon, Nov 27, 2017 at 10:07:27PM +0800, Jin Yao wrote:
> After perf_evlist__create_maps() being executed, we can get all
> threads from /proc. And via thread_map__nr(), we can also get
> the number of threads.
>
> With the number of threads, the patch allocates a buffer which
> will record the shadow stats for these threads.
>
> The buffer pointer is saved in stat_config.
why don't you add struct perf_stat_config::*stats|stats_num in this patch?
I dont see any reason it's introduced earlier
jirka
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