linux-kernel - Re: [PATCH 06/29] tools lib traceevent: Add jbd2 plugin

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Message-ID: <20131202192651.GB17149@ghostprotocols.net>
Date:	Mon, 2 Dec 2013 16:26:51 -0300
From:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
To:	Jiri Olsa <jolsa@...hat.com>
Cc:	linux-kernel@...r.kernel.org,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...e.hu>,
	Namhyung Kim <namhyung@...nel.org>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Steven Rostedt <rostedt@...dmis.org>,
	David Ahern <dsahern@...il.com>
Subject: Re: [PATCH 06/29] tools lib traceevent: Add jbd2 plugin

Em Sat, Nov 30, 2013 at 05:49:21PM +0100, Jiri Olsa escreveu:
> On Fri, Nov 29, 2013 at 04:31:13PM -0300, Arnaldo Carvalho de Melo wrote:
> > Em Fri, Nov 29, 2013 at 03:42:35PM -0300, Arnaldo Carvalho de Melo escreveu:
> > Also I just tried:

> > [acme@...andy linux]$ git log --oneline | head -7
> > b0496b02fcea tools lib traceevent: Add hrtimer plugin
> > 1ec7a71e0b2c tools lib traceevent: Add jbd2 plugin
> > c63100c95c6e tools lib traceevent: Add traceevent_host_bigendian function
> > d54b335656b7 tools lib traceevent: Add plugin build support
> > e796a0d73bcc tools lib traceevent: Add plugin support
> > 28c803842250 perf tools: Include test-stackprotector-all.c in test-all
> > 1a69f6ce513d perf timechart: Move wake_events list to 'struct timechart'
> > [acme@...andy linux]$ 

> > [acme@...andy linux]$ time make O=/tmp/build/perf -C tools/perf/ install
> > <SNIP successful build>

> > [acme@...andy linux]$ ls -la ~/.traceevent
> > ls: cannot access /home/acme/.traceevent: No such file or directory
> > [acme@...andy linux]$

> > Where did the plugins go? At least two should be there by now, no?
 
> At this stage (patches applied) you'd need to run the make for
> traceevent directory.
 
> The perf installation link is done within this patch:
>     perf tools: Add build and install plugins targets
 
> which I presume you haven't applied yet? 

No I haven't, and I expected that I could test it straight away, so I
suggest you reorder the patches so that, right after the first plugin is
introduced a:

  make -C tools/perf install

in all its variants (in place, with O=, etc) allows one to test it.

- Arnaldo
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