linux-kernel - Re: [PATCH 0/11] LTTng-core (basic tracing infrastructure) 0.5.108

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Message-ID: <200609151316_MC3-1-CB57-4BE@compuserve.com>
Date:	Fri, 15 Sep 2006 13:14:47 -0400
From:	Chuck Ebbert <76306.1226@...puserve.com>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	Greg Kroah-Hartman <gregkh@...e.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Roman Zippel <zippel@...ux-m68k.org>,
	Jes Sorensen <jes@....com>, Paul Mundt <lethal@...ux-sh.org>,
	Karim Yaghmour <karim@...rsys.com>,
	Ingo Molnar <mingo@...e.hu>,
	Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>,
	Christoph Hellwig <hch@...radead.org>,
	Andrew Morton <akpm@...l.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Tom Zanussi <zanussi@...ibm.com>, ltt-dev <ltt-dev@...fik.org>,
	Michel Dagenais <michel.dagenais@...ymtl.ca>
Subject: Re: [PATCH 0/11] LTTng-core (basic tracing infrastructure)
  0.5.108

In-Reply-To: <1158331071.29932.63.camel@...alhost.localdomain>

On Fri, 15 Sep 2006 15:37:51 +0100, Alan Cox wrote:

> > $ grep KPROBES arch/*/Kconf*
> > arch/i386/Kconfig:config KPROBES
> > arch/ia64/Kconfig:config KPROBES
> > arch/powerpc/Kconfig:config KPROBES
> > arch/sparc64/Kconfig:config KPROBES
> > arch/x86_64/Kconfig:config KPROBES
>
> Send patches. The fact nobody has them implemented on your platform
> isn't a reason to implement something else, quite the reverse in fact.

Yes, but the point is: until that's done you can't claim kprobes is a
valid tracing tool for everyone.

And things like net/ipv4/tcp_probe.c shouldn't be generally implemented
until every arch is supported.

-- 
Chuck
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