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Re: Linux 2.4.14+XFS+preempt - general protection fault

To: Anuradha Ratnaweera <anuradha@xxxxxxx>
Subject: Re: Linux 2.4.14+XFS+preempt - general protection fault
From: Bryan-TheBS-Smith <b.j.smith@xxxxxxxx>
Date: Tue, 27 Nov 2001 17:14:41 -0500
Cc: linux-xfs@xxxxxxxxxxx
Organization: SmithConcepts, Inc.
References: <20011127174200.A28634@bee.lk>
Sender: owner-linux-xfs@xxxxxxxxxxx
Anuradha Ratnaweera wrote:
> Got the following general protection fault while running
> xfs-1.0.2 + linux2.4.14 + preempt patch.

FYI, I just found out about the pre-empt patch at a recent MontaVista
seminar.  I already knew about the RTLinux/RTAI approaches, and
partially understood what changes Linus made in 2.4 to give MP per-CPU
threading (since I prefer dual-CPU on the desktop ;-), but I didn't know
about the patch to apply this to uP until then.

So it makes me wonder if and when we might start seeing distros shipping
at least one i686 kernel (if not i386, i586, athlon, etc... as well)
with the pre-empt patch applied.  You'd figure they could handle
enabling/disabling with some compiler directives, eh?  [ NOTE:  I
haven't looked at the patch myself ]

-- TheBS

-- 
Bryan "TheBS" Smith    mailto:b.j.smith@xxxxxxxx   chat:thebs413
Engineer  AbsoluteValue Systems, Inc.  http://www.linux-wlan.org
President    SmithConcepts, Inc.    http://www.SmithConcepts.com
----------------------------------------------------------------
* Pentium stop, Pentium SMP go, Athlon MP go ... go very fast! *


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