Re: [PATCH 1/6] perf mem: Add --ldlat option

From	Jiri Olsa <jolsa@redhat.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH 1/6] perf mem: Add --ldlat option
Date	2016-03-26 17:10 +0100
Message-ID	<rgYWK-39R-7@gated-at.bofh.it> (permalink)
References	<rgd1M-2Ln-3@gated-at.bofh.it> <rgd1M-2Ln-1@gated-at.bofh.it> <rgfPY-4J1-25@gated-at.bofh.it>
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On Thu, Mar 24, 2016 at 12:57:58PM -0300, Arnaldo Carvalho de Melo wrote:
> Em Thu, Mar 24, 2016 at 01:52:15PM +0100, Jiri Olsa escreveu:
> > Adding --ldlat option to specify desired latency
> > for loads event.
> > 
> > Specify 50 as loads event latency:
> > 
> >   $ perf mem record -e ldlat-loads -v --ldlat 50 true
> >   calling: record -W -d -e cpu/mem-loads,ldlat=50/P true
> 
> We have all this infrastructure to set per-event settings, on the
> command line, and here we end up adding a separate command line option
> to do that? Why not something like:
> 
> 	perf mem record -e ldlat-loads/lat=50/ true

will check ;-)

thanks,
jirka

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[PATCH 1/6] perf mem: Add --ldlat option Jiri Olsa <jolsa@kernel.org> - 2016-03-24 14:00 +0100
  Re: [PATCH 1/6] perf mem: Add --ldlat option Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-03-24 17:00 +0100
    Re: [PATCH 1/6] perf mem: Add --ldlat option Jiri Olsa <jolsa@redhat.com> - 2016-03-26 17:10 +0100

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