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From: Jiri Olsa <jolsa@redhat.com>
To: Jin Yao <yao.jin@linux.intel.com>
Cc: acme@kernel.org, jolsa@kernel.org, peterz@infradead.org,
	mingo@redhat.com, alexander.shishkin@linux.intel.com,
	Linux-kernel@vger.kernel.org, ak@linux.intel.com,
	kan.liang@intel.com, yao.jin@intel.com
Subject: Re: [PATCH v2 07/10] perf stat: Allocate shadow stats buffer for threads
Date: Tue, 28 Nov 2017 12:12:16 +0100	[thread overview]
Message-ID: <20171128111216.GA2732@krava> (raw)
In-Reply-To: <1511791650-24072-8-git-send-email-yao.jin@linux.intel.com>

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

  reply	other threads:[~2017-11-28 11:12 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-27 14:07 [PATCH v2 00/10] perf stat: Enable '--per-thread' on all threads Jin Yao
2017-11-27 14:07 ` [PATCH v2 01/10] perf util: Create rblist__reset() function Jin Yao
2017-11-27 14:07 ` [PATCH v2 02/10] perf util: Define a structure for runtime shadow metrics stats Jin Yao
2017-11-27 14:07 ` [PATCH v2 03/10] perf util: Extend rbtree to support shadow stats Jin Yao
2017-11-27 14:07 ` [PATCH v2 04/10] perf util: Add rbtree node_delete ops Jin Yao
2017-11-28 11:12   ` Jiri Olsa
2017-11-28 12:14     ` Jin, Yao
2017-11-28 11:12   ` Jiri Olsa
2017-11-28 12:19     ` Jin, Yao
2017-11-27 14:07 ` [PATCH v2 05/10] perf util: Update and print per-thread shadow stats Jin Yao
2017-11-27 14:07 ` [PATCH v2 06/10] perf util: Remove a set of shadow stats static variables Jin Yao
2017-11-27 14:07 ` [PATCH v2 07/10] perf stat: Allocate shadow stats buffer for threads Jin Yao
2017-11-28 11:12   ` Jiri Olsa [this message]
2017-11-28 12:23     ` Jin, Yao
2017-11-27 14:07 ` [PATCH v2 08/10] perf util: Reuse thread_map__new_by_uid to enumerate threads from /proc Jin Yao
2017-11-27 14:07 ` [PATCH v2 09/10] perf stat: Remove --per-thread pid/tid limitation Jin Yao
2017-11-27 14:07 ` [PATCH v2 10/10] perf stat: Resort '--per-thread' result Jin Yao

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