From: "Jin, Yao" <yao.jin@linux.intel.com>
To: Jiri Olsa <jolsa@redhat.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 v5 2/6] perf record: Get the first sample time and last sample time
Date: Tue, 24 Oct 2017 15:29:46 +0800 [thread overview]
Message-ID: <bae3fe51-53da-27b0-6fca-759862f2118e@linux.intel.com> (raw)
In-Reply-To: <20171024071659.GB27972@krava>
On 10/24/2017 3:16 PM, Jiri Olsa wrote:
> On Tue, Oct 24, 2017 at 10:03:05AM +0800, Jin, Yao wrote:
>
> SNIP
>
>>> hum, could you still unset the sample if there's no time given?
>>> and keep the speed in this case..
>>>
>>> jirka
>>>
>>
>> Hi Jiri,
>>
>> I check this question again. The '--time' option is for perf report but not
>> for perf record.
>>
>> For perf record, we have to always walk on all samples to get the time of
>> first sample and the time of last sample whatever buildid_all is enabled or
>> not enabled. So 'rec->tool.sample = NULL' is removed.
>>
>> Sorry, the previous mail was replied at midnight, I was drowsy. :(
>>
>> If my answer is correct, I will not send v6. If my understanding is still
>> not correct, please let me know.
>
> right, I did not realize we store this unconditionaly.. then yes, it's ok
>
> I think I've already acked this, anyway for the patchset:
>
> Acked-by: Jiri Olsa <jolsa@kernel.org>
>
> thanks,
> jirka
>
Hi Jiri,
Thanks a lot for your review comments and your helps!
Thanks
Jin Yao
next prev parent reply other threads:[~2017-10-24 7:30 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-20 23:27 [PATCH v5 0/6] perf report/script: Support percent and multiple range in --time option Jin Yao
2017-10-20 23:27 ` [PATCH v5 1/6] perf header: Record first sample time and last sample time in perf file header Jin Yao
2017-10-20 23:27 ` [PATCH v5 2/6] perf record: Get the first sample time and last sample time Jin Yao
2017-10-23 15:04 ` Jiri Olsa
2017-10-23 17:38 ` Jin, Yao
2017-10-23 19:05 ` Arnaldo Carvalho de Melo
2017-10-24 2:03 ` Jin, Yao
2017-10-24 7:16 ` Jiri Olsa
2017-10-24 7:29 ` Jin, Yao [this message]
2017-11-03 13:00 ` Jin, Yao
2017-11-03 16:29 ` Arnaldo Carvalho de Melo
2017-11-03 21:33 ` Jin, Yao
2017-11-04 10:24 ` Jiri Olsa
2017-11-06 0:28 ` Jin, Yao
2017-10-20 23:27 ` [PATCH v5 3/6] perf util: Create function to parse time percent Jin Yao
2017-10-20 23:27 ` [PATCH v5 4/6] perf util: Create function to perform multiple time range checking Jin Yao
2017-10-20 23:27 ` [PATCH v5 5/6] perf report: support time percent and multiple time ranges Jin Yao
2017-10-20 23:27 ` [PATCH v5 6/6] perf script: " Jin Yao
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=bae3fe51-53da-27b0-6fca-759862f2118e@linux.intel.com \
--to=yao.jin@linux.intel.com \
--cc=Linux-kernel@vger.kernel.org \
--cc=acme@kernel.org \
--cc=ak@linux.intel.com \
--cc=alexander.shishkin@linux.intel.com \
--cc=jolsa@kernel.org \
--cc=jolsa@redhat.com \
--cc=kan.liang@intel.com \
--cc=mingo@redhat.com \
--cc=peterz@infradead.org \
--cc=yao.jin@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
Powered by JetHome