From mboxrd@z Thu Jan 1 00:00:00 1970 Received: (from majordomo@localhost) by oss.sgi.com (8.11.2/8.11.3) id f66IHCr13266 for linux-mips-outgoing; Fri, 6 Jul 2001 11:17:12 -0700 Received: from hermes.mvista.com (gateway-1237.mvista.com [12.44.186.158]) by oss.sgi.com (8.11.2/8.11.3) with SMTP id f66IHBV13263; Fri, 6 Jul 2001 11:17:11 -0700 Received: from mvista.com (IDENT:jsun@orion.mvista.com [10.0.0.75]) by hermes.mvista.com (8.11.0/8.11.0) with ESMTP id f66IH6021938; Fri, 6 Jul 2001 11:17:06 -0700 Message-ID: <3B45FFEA.F8D95F0B@mvista.com> Date: Fri, 06 Jul 2001 11:14:02 -0700 From: Jun Sun X-Mailer: Mozilla 4.72 [en] (X11; U; Linux 2.2.18 i686) X-Accept-Language: en MIME-Version: 1.0 To: Shaolin Zhang <1&2@oss.sgi.com> CC: linux-mips@oss.sgi.com Subject: Re: RTLinux for Mips References: <004301c10500$be67d820$cd22690a@huawei.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-linux-mips@oss.sgi.com Precedence: bulk Shaolin Zhang wrote: > > Hi, > anyone have experience of rtlinux from fsmlabs ? Not rtlinux, but I have got the Nigel Gamble's preemptable kernel patch ported to MIPS. This patch shrinks the maximum preemption delay of a process to single digit of milliseconds. Unless absolutely necessary, I would think preemptable kernel is a better real-time approach than rtlinux. Jun