linux-kernel - Re: Re: [PATCH v2 0/5] Add glob pattern matching support on trigger and kprobe-event

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Date:	Thu, 19 Jun 2014 15:36:53 +0900
From:	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-kernel@...r.kernel.org,
	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	yrl.pp-manager.tt@...achi.com, Oleg Nesterov <oleg@...hat.com>,
	Ingo Molnar <mingo@...hat.com>,
	Tom Zanussi <tom.zanussi@...el.com>
Subject: Re: Re: [PATCH v2 0/5] Add glob pattern matching support on trigger
 and kprobe-event

(2014/06/19 10:27), Steven Rostedt wrote:
> 
> A blast from the past! (I'm cleaning out my inbox).
> 
> On Wed, 22 May 2013 11:19:03 +0900
> Masami Hiramatsu <masami.hiramatsu.pt@...achi.com> wrote:
> 
>> Hi,
>>
>> Here is a series of ftrace/perf updates to support multiple
>> event select operation by glob-based wild cards.
>>
>> I've ported strglobmatch from perf-tools (with recursive call
>> limitation) for this use. It is easier to use (just replacing
>> strcmp) but slower than current parser-based matching.
>> I don't care about the speed of matching because the all of
>> the matching which I've introduced in this series are done
>> on slow-path.
>>
>> Changes in v2:
>>  - Update the comment of patch [2/5] for explaining more
>>    detail of the backgroud.
>>
>> ---
>>
>> Masami Hiramatsu (5):
>>       [BUGFIX] tracing: Returns -EBUSY when event_enable_func fails to get module
> 
> This is applied.
> 
> 
>>       perf: Swap the parameters of strglobmatch
>>       lib/string: Add a generic wildcard string matching function
>>       tracing/kprobes: Allow user to delete kprobe events by wild cards
>>       tracing: Support enable/disable multiple events trigger by wild cards
> 
> These don't look to be applied. Looks like this patch series was lost.
> 
> Masami, are these still relevant?

These are separated enhancement. Feel free to apply the 1st bugfix patch.
I'll update the series :)

Thank you,

> 
> -- Steve
> 
> 
>>
>>
>>  Documentation/trace/ftrace.txt      |   12 ++-
>>  Documentation/trace/kprobetrace.txt |   19 +++--
>>  include/linux/string.h              |    8 ++
>>  kernel/trace/trace_events.c         |  121 +++++++++++++++++++++++++----------
>>  kernel/trace/trace_kprobe.c         |   97 ++++++++++++++++++++--------
>>  lib/string.c                        |   91 ++++++++++++++++++++++++++
>>  tools/perf/util/parse-events.c      |   14 ++--
>>  tools/perf/util/probe-event.c       |    2 -
>>  tools/perf/util/strfilter.c         |    2 -
>>  tools/perf/util/string.c            |   16 ++---
>>  tools/perf/util/util.h              |    4 +
>>  11 files changed, 295 insertions(+), 91 deletions(-)
>>
> 
> --
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-- 
Masami HIRAMATSU
Software Platform Research Dept. Linux Technology Research Center
Hitachi, Ltd., Yokohama Research Laboratory
E-mail: masami.hiramatsu.pt@...achi.com


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