Re: [PATCH 0/8] perf: add ability to sample physical data addresses

From: Stephane Eranian
Date: Tue Jul 30 2013 - 10:53:22 EST

On Tue, Jul 30, 2013 at 4:50 PM, David Ahern <dsahern@xxxxxxxxx> wrote:
> On 7/30/13 8:21 AM, Stephane Eranian wrote:
>> One thing that bothers me with the MMAP2 approach is that
>> it forces integration into perf. Now, you will need to analyze
>> the MMAP2 records. With my sample_type approach, you
>> simply needed a cmdline option on perf record, and then
>> you could dump the sample using perf report -D and feed
> what do you want that is not coming out via perf-script?
mmap records. Are they passed to scripts?

>> them into a post-processing script. But now, the analysis
>> needs to be integrated into perf or the tool needs to parse
>> the full file.
> you mean parsed during perf-record?
No, I mean for a standalone tool on top of perf record.
With my approach, you can simply write a wrapper script
around perf report and do the analysis.
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