linux-kernel - Re: timing of module MODULE_STATE

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Message-ID: <20150831204017.GI29756@redhat.com>
Date:	Mon, 31 Aug 2015 16:40:17 -0400
From:	"Frank Ch. Eigler" <fche@...hat.com>
To:	Rusty Russell <rusty@...tcorp.com.au>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: timing of module MODULE_STATE_COMING notifier

Hi, Rusty -

I wrote:

> [...]
> > Notifiers suck for stuff like this :( Module state has many steps,
> > so my preference has been to open-code explicit hooks.  [...]
> 
> You mean something like the trace_module_load()?  (We will probably
> experiment with hooking into that tracepoint instead of the notifier.)
> [...]

It turns out this works OK, except for EXPORT_TRACEPOINT_SYMBOL_GPL.
Could we get a set of EXPORT_TRACEPOINT_SYMBOL_GPL's for the
trace/events/module.h tracepoints (at least module_load and
module_free)?

- FChE
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