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From: Steven Scholz <steven.scholz@imc-berlin.de>
To: Marius Groeger <mgroeger@sysgo.com>
Cc: Jaap-Jan Boor <jjboor@aimsys.nl>,
	"linuxppc-embedded@lists.linuxppc.org"
	<linuxppc-embedded@lists.linuxppc.org>
Subject: Re: Preemptive Kernel and MPC8xx ???
Date: Tue, 25 Nov 2003 09:13:11 +0100	[thread overview]
Message-ID: <3FC30F17.1070904@imc-berlin.de> (raw)
In-Reply-To: <Pine.LNX.4.56.0311241732200.2581@mag.devdep.sysgo.de>


Hi,

> On Mon, 24 Nov 2003, Jaap-Jan Boor wrote:
>
>>Yes I do on 2.4.20 and 2.4.22 from kernel.org. So far all seems
>>to work but didn't do any measurements on it.
>>(I both use the preempt and low-latency patches)
Have you writting your own device drivers?
How did you make them preemptable?

Marius Groeger wrote:
> AFAIK, you can pretty much drop the low-latency patch in favor of
> using the lock-breaking patch. It is also available from Robert Love
> at the cited home page.
How about homemade device drivers when using the lock-breaking patch?

Thanks!

--
Steven Scholz

imc Measurement & Control               imc Meßsysteme GmbH
Voltastr. 5                             Voltastr. 5
13355 Berlin                            13355 Berlin
Germany                                 Deutschland
fon: +49 30 467090-0                    Tel: 030 / 467090-0
fax: +49 30 4631576                     fax: 030 / 4631576


** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/

  parent reply	other threads:[~2003-11-25  8:13 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-11-23 12:02 Preemptive Kernel and MPC8xx ??? Steven Scholz
2003-11-24  7:20 ` Jaap-Jan Boor
2003-11-24  8:01   ` Steven Scholz
2003-11-24  9:46     ` Jaap-Jan Boor
2003-11-24  9:55       ` Steven Scholz
2003-11-24 16:35   ` Marius Groeger
2003-11-24 22:33     ` Jaap-Jan Boor
2003-11-25  8:13     ` Steven Scholz [this message]
2003-11-26 16:19       ` Jaap-Jan Boor
2003-11-26 15:08     ` Steven Scholz
2003-11-26 16:23       ` Jaap-Jan Boor

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