[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <4AEF7B22.50705@redhat.com>
Date: Mon, 02 Nov 2009 19:36:50 -0500
From: Masami Hiramatsu <mhiramat@...hat.com>
To: Ingo Molnar <mingo@...e.hu>
CC: Arnaldo Carvalho de Melo <acme@...hat.com>,
Frédéric Weisbecker
<fweisbec@...il.com>, lkml <linux-kernel@...r.kernel.org>,
Steven Rostedt <rostedt@...dmis.org>,
Jim Keniston <jkenisto@...ibm.com>,
Ananth N Mavinakayanahalli <ananth@...ibm.com>,
Christoph Hellwig <hch@...radead.org>,
"Frank Ch. Eigler" <fche@...hat.com>,
"H. Peter Anvin" <hpa@...or.com>, Jason Baron <jbaron@...hat.com>,
"K.Prasad" <prasad@...ux.vnet.ibm.com>,
Peter Zijlstra <peterz@...radead.org>,
Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
systemtap <systemtap@...rces.redhat.com>,
DLE <dle-develop@...ts.sourceforge.net>
Subject: Re: [PATCH -tip perf/probes 00/10] x86 insn decoder bugfixes and
perf-probe syntax changes
Masami Hiramatsu wrote:
> Masami Hiramatsu wrote:
>> Ingo Molnar wrote:
>>> What we want here is two fold:
>>>
>>> - enable kprobes event support when perf events is enabled and kprobes
>>> is enabled. We dont want another config option for it.
>>
>> Sure, at least that combination should enable kprobe-tracer forcibly.
>
> Hmm, someone may not want to enables kprobe-tracer. Perhaps,
> "default y if (EVENT_PROFILE)" is enough, isn't it?
Oops, this causes recursive dependency error :-(
kernel/trace/Kconfig:90:error: found recursive dependency: TRACING ->
EVENT_TRACING -> EVENT_PROFILE -> KPROBE_TRACER -> GENERIC_TRACER -> TRACING
At this time, this kind of weak dependency may not supported by Kbuild yet.
Thank you,
--
Masami Hiramatsu
Software Engineer
Hitachi Computer Products (America), Inc.
Software Solutions Division
e-mail: mhiramat@...hat.com
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists