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, Richard Henderson <rth@twiddle.net>
Subject: Re: [PATCH v9 08/13] tb-stats: reset the tracked TBs on a tb_flush
Date: Tue, 8 Oct 2019 14:00:18 -0400 [thread overview]
Message-ID: <71068164-f2fb-571c-e7d8-6b600bd9fb2d@linaro.org> (raw)
In-Reply-To: <20191007152839.30804-9-alex.bennee@linaro.org>
On 10/7/19 11:28 AM, Alex Bennée wrote:
> We keep track of translations but can only do so up until the
> translation cache is flushed. At that point we really have no idea if
> we can re-create a translation because all the active tracking
> information has been reset.
>
> Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
> ---
> accel/tcg/tb-stats.c | 19 +++++++++++++++++++
> accel/tcg/translate-all.c | 2 +-
> include/exec/tb-stats.h | 8 ++++++++
> 3 files changed, 28 insertions(+), 1 deletion(-)
I still don't understand what the tbs array is for,
but resetting it at flush is fine.
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
r~
next prev parent reply other threads:[~2019-10-08 18:03 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
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 [this message]
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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