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From: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
To: David Ahern <dsahern@gmail.com>
Cc: Feng Tang <feng.tang@intel.com>,
	mingo@elte.hu, a.p.zijlstra@chello.nl, robert.richter@amd.com,
	ak@linux.intel.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/3] perf script: Replace "struct thread" with "struct addr_location" as a parameter for "process_event()"
Date: Thu, 17 May 2012 13:22:30 -0300	[thread overview]
Message-ID: <20120517162229.GD12911@infradead.org> (raw)
In-Reply-To: <4FB52270.2060505@gmail.com>

Em Thu, May 17, 2012 at 10:08:16AM -0600, David Ahern escreveu:
> On 5/17/12 9:45 AM, Arnaldo Carvalho de Melo wrote:
> >Em Wed, May 16, 2012 at 08:59:14PM +0800, Feng Tang escreveu:
> >>Both perl and python script start processing events other than trace
> >>points, and it's useful to pass the resolved symbol and the dso info
> >>to the event handler in script for better analysis and statistics.
> >>
> >>Struct thread is already a member of struct addr_location, using
> >>addr_location will keep the thread info, while providing additional
> >>symbol and dso info if exist, so that the script itself doesn't need
> >>to bother to do the symbol resolving and dso searching work.
> >
> >This seems ok.
> >
> >David, any objections or suggestions?
> 
> perf_event__preprocess_sample calls thread__find_addr_map which sets
> al->thread and the preprocess_sample is invoked prior to
> process_event, so it should be fine.
> 
> That said, I would like to test it. Unfortunately I am knee deep
> debugging some local perf breakage. Give me a couple of days to get
> back to this.

Thanks!

- Arnaldo

  reply	other threads:[~2012-05-17 16:22 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-16 12:59 [PATCH 1/3] perf script: Add general python handler to process non-tracepoint events Feng Tang
2012-05-16 12:59 ` [PATCH 2/3] perf script: Replace "struct thread" with "struct addr_location" as a parameter for "process_event()" Feng Tang
2012-05-17 15:45   ` Arnaldo Carvalho de Melo
2012-05-17 16:08     ` David Ahern
2012-05-17 16:22       ` Arnaldo Carvalho de Melo [this message]
2012-05-30 16:10     ` David Ahern
2012-05-16 12:59 ` [PATCH 3/3] perf script/python: Pass thread/dso name and symbol info to event handler in python Feng Tang
2012-05-17 15:47   ` Arnaldo Carvalho de Melo
2012-05-18  2:55     ` Feng Tang
2012-05-18 15:38       ` Arnaldo Carvalho de Melo
2012-05-19 14:13         ` Feng Tang
2012-05-17 15:43 ` [PATCH 1/3] perf script: Add general python handler to process non-tracepoint events Arnaldo Carvalho de Melo
2012-05-18  2:48   ` Feng Tang
2012-05-18 15:34     ` Arnaldo Carvalho de Melo

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