linux-kernel - Re: oops in tracepoint_update_probe

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Message-ID: <20090319140339.GB21513@Krystal>
Date:	Thu, 19 Mar 2009 10:03:39 -0400
From:	Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Ingo Molnar <mingo@...e.hu>, Lai Jiangshan <laijs@...fujitsu.com>,
	Jaswinder Singh Rajput <jaswinder@...nel.org>,
	Frédéric Weisbecker <fweisbec@...il.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	x86 maintainers <x86@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: oops in tracepoint_update_probe_range()

* Steven Rostedt (rostedt@...dmis.org) wrote:
> 
> On Thu, 19 Mar 2009, Mathieu Desnoyers wrote:
> > 
> > Jaswinder : maybe you have old modules in your /lib/modules/`uname -r`
> > directory which have the correct version, but the wrong module.h header ?
> 
> Isn't there a module versioning that prevents such things?
> 
> -- Steve

I think it's only enabled when CONFIG_MODVERSIONS is on, which is not
the case for his config :

# CONFIG_MODVERSIONS is not set

So I might be wrong, but I suspect the compatibility check in this case
would only be based on kernel version.

Mathieu

-- 
Mathieu Desnoyers
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F  BA06 3F25 A8FE 3BAE 9A68
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