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From: Richard Henderson <richard.henderson@linaro.org>
To: "Alex Bennée" <alex.bennee@linaro.org>, qemu-devel@nongnu.org
Cc: Paolo Bonzini <pbonzini@redhat.com>,
	cota@braap.org,
	"Vanderson M. do Rosario" <vandersonmr2@gmail.com>,
	Richard Henderson <rth@twiddle.net>
Subject: Re: [PATCH v9 01/13] accel/tcg: introduce TBStatistics structure
Date: Tue, 8 Oct 2019 08:35:59 -0400	[thread overview]
Message-ID: <ca3b67ec-8cf7-26f3-5cfe-7a330e11571e@linaro.org> (raw)
In-Reply-To: <20191007152839.30804-2-alex.bennee@linaro.org>

On 10/7/19 11:28 AM, Alex Bennée wrote:
> From: "Vanderson M. do Rosario" <vandersonmr2@gmail.com>
> 
> To store statistics for each TB, we created a TBStatistics structure
> which is linked with the TBs. TBStatistics can stay alive after
> tb_flush and be relinked to a regenerated TB. So the statistics can
> be accumulated even through flushes.
> 
> The goal is to have all present and future qemu/tcg statistics and
> meta-data stored in this new structure.
> 
> Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
> Signed-off-by: Vanderson M. do Rosario <vandersonmr2@gmail.com>
> Message-Id: <20190829173437.5926-2-vandersonmr2@gmail.com>
> [AJB: fix git author, review comments]
> Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
> 
> ---
> AJB
>   - move tcg_collect_tb_stats inside tb-stats.c
>   - add spdx header
>   - drop tb from tbstats and associated functions
> ---

The only quibble I have is with

> +void init_tb_stats_htable_if_not(void);

If not what?

I can only imagine that this phrase is intended to finish "if not initialized".
 But I think it's clearer to just call this "init_tb_stats_htable".

> +void enable_collect_tb_stats(void)
> +{
> +    init_tb_stats_htable_if_not();

Why do we need to do this again, since we did this in tb_htable_init?


r~


  reply	other threads:[~2019-10-08 12:38 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-07 15:28 [PATCH v9 00/13] TCG code quality tracking and perf integration Alex Bennée
2019-10-07 15:28 ` [PATCH v9 01/13] accel/tcg: introduce TBStatistics structure Alex Bennée
2019-10-08 12:35   ` Richard Henderson [this message]
2019-12-13 11:14     ` Alex Bennée
2019-10-07 15:28 ` [PATCH v9 02/13] accel: collecting TB execution count Alex Bennée
2019-10-08 13:10   ` Richard Henderson
2019-10-07 15:28 ` [PATCH v9 03/13] accel: collecting JIT statistics Alex Bennée
2019-10-08 13:38   ` Richard Henderson
2019-12-13 11:51     ` Alex Bennée
2019-10-07 15:28 ` [PATCH v9 04/13] accel: replacing part of CONFIG_PROFILER with TBStats Alex Bennée
2019-10-08 13:58   ` Richard Henderson
2019-10-07 15:28 ` [PATCH v9 05/13] accel: adding TB_JIT_TIME and full replacing CONFIG_PROFILER Alex Bennée
2019-10-08 15:25   ` Richard Henderson
2019-12-13 21:49     ` Alex Bennée
2019-12-16 20:34       ` Richard Henderson
2019-10-07 15:28 ` [PATCH v9 06/13] debug: add -d tb_stats to control TBStatistics collection: Alex Bennée
2019-10-08 15:34   ` Richard Henderson
2019-10-08 15:49     ` Alex Bennée
2019-10-07 15:28 ` [PATCH v9 07/13] monitor: adding tb_stats hmp command Alex Bennée
2019-10-08 15:48   ` Richard Henderson
2019-10-07 15:28 ` [PATCH v9 08/13] tb-stats: reset the tracked TBs on a tb_flush Alex Bennée
2019-10-08 18:00   ` Richard Henderson
2019-10-08 19:18     ` Alex Bennée
2019-10-07 15:28 ` [PATCH v9 09/13] Adding info [tb-list|tb] commands to HMP (WIP) Alex Bennée
2019-10-08 18:50   ` Richard Henderson
2019-10-08 19:36     ` Alex Bennée
2019-10-09  9:44   ` Dr. David Alan Gilbert
2019-10-07 15:28 ` [PATCH v9 10/13] tb-stats: dump hot TBs at the end of the execution Alex Bennée
2019-10-08 19:05   ` Richard Henderson
2019-10-07 15:28 ` [PATCH v9 11/13] accel/tcg: adding integration with linux perf Alex Bennée
2019-10-08 19:33   ` Richard Henderson
2019-10-07 15:28 ` [PATCH v9 12/13] tb-stats: adding TBStatistics info into perf dump Alex Bennée
2019-10-08 19:46   ` Richard Henderson
2019-10-07 15:28 ` [PATCH v9 13/13] configure: remove the final bits of --profiler support Alex Bennée
2019-10-08 19:39   ` Richard Henderson
2019-10-07 18:14 ` [PATCH v9 00/13] TCG code quality tracking and perf integration no-reply
2019-10-07 18:47 ` no-reply

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