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Subject: Re: export of sys_call_table
From: Arjan van de Ven <arjanv@redhat.com>
To: Andy Pfiffer <andyp@osdl.org>
Cc: Michal Jaegermann <michal@harddata.com>,
       "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
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On Fri, 2002-10-04 at 02:32, Andy Pfiffer wrote:
(Beowulf support) also relies on this ability.
> > Or at least "kmonte" trick to load and switch to a new kernel.
>=20
> The last kmonte that I worked with would preserve, then overwrite,
> sys_call_table[__NT_reboot] with a pointer to it's version of reboot()
> when the kmonte module was loaded.
>=20
> If asked to unload, the original version of reboot() was restored prior
> to being unloaded.

this actually gets very messy if you have ANOTHER module that tries to
do the same at the same time....

I wonder why kmonte can't just use a reboot notifier.... existing
infrastructure already ;(


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