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Re: [PATCH 3/16] LTTng 0.6.36 for 2.6.18 : Linux Kernel Markers
- From: "Frank Ch. Eigler" <fche at redhat dot com>
- To: Christoph Hellwig <hch at infradead dot org>, Mathieu Desnoyers <compudj at krystal dot dyndns dot org>, "Frank Ch. Eigler" <fche at redhat dot com>, linux-kernel at vger dot kernel dot org, Andrew Morton <akpm at osdl dot org>, Ingo Molnar <mingo at redhat dot com>, Greg Kroah-Hartman <gregkh at suse dot de>, Thomas Gleixner <tglx at linutronix dot de>, Tom Zanussi <zanussi at us dot ibm dot com>, Karim Yaghmour <karim at opersys dot com>, Paul Mundt <lethal at linux-sh dot org>, Jes Sorensen <jes at sgi dot com>, Richard J Moore <richardj_moore at uk dot ibm dot com>, "Martin J. Bligh" <mbligh at mbligh dot org>, Michel Dagenais <michel dot dagenais at polymtl dot ca>, Douglas Niehaus <niehaus at eecs dot ku dot edu>, ltt-dev at shafik dot org, systemtap at sources dot redhat dot com
- Date: Tue, 28 Nov 2006 20:06:31 -0500
- Subject: Re: [PATCH 3/16] LTTng 0.6.36 for 2.6.18 : Linux Kernel Markers
- References: <20061124215401.GD25048@Krystal> <y0mu00kpawa.fsf@ton.toronto.redhat.com> <20061128023349.GA2964@Krystal> <20061128054036.GA29273@infradead.org>
Hi -
On Tue, Nov 28, 2006 at 05:40:36AM +0000, Christoph Hellwig wrote:
> [...]
> > > Are you sure the license_gplok check is necessary here? We should
> > > consider encouraging non-gpl module writers to instrument their code,
> > > to give users a slightly better chance of debugging problems.
> > [... the authors of clearcase] have the funny habit of
> > distributing their kernel modules as ".ko" files instead of
> > sending a proper ".o" and later link it against a wrapper. The
> > result is, I must say, quite bad [...] the structure is
> > corrupted.
> Please don't add hacks like that for non-GPL modules.
Indeed, offline Matheiu elaborated on his problem, and it turns out
that good old modversions would have solved it.
> But neither should we export any tracing functionality for them.
> They're not the kind of people we want to help at all,
Making that sort of political decision is beyond my pay grade.
I merely suggested its consideration.
> and Frank just shows once again that he should rather stay away from
> kernel stuff and keep on writing C++.
Now now, if you don't like my C++, wait till you see my Smalltalk-80.
Or are you just jealous that my initials subsume yours?
- FChE (this space for rent)