From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 24907 invoked by alias); 7 Aug 2007 18:55:27 -0000 Received: (qmail 24741 invoked by uid 22791); 7 Aug 2007 18:55:26 -0000 X-Spam-Check-By: sourceware.org Received: from londo.lunn.ch (HELO londo.lunn.ch) (80.238.139.98) by sourceware.org (qpsmtpd/0.31) with ESMTP; Tue, 07 Aug 2007 18:55:19 +0000 Received: from lunn by londo.lunn.ch with local (Exim 3.36 #1 (Debian)) id 1IIUD4-0005Bf-00; Tue, 07 Aug 2007 20:55:14 +0200 Date: Tue, 07 Aug 2007 18:55:00 -0000 From: Andrew Lunn To: "Paul D. DeRocco" Cc: 'ecos-discuss' Message-ID: <20070807185514.GA17513@lunn.ch> Mail-Followup-To: "Paul D. DeRocco" , 'ecos-discuss' References: <20070807144047.GF14598@lunn.ch> <021801c7d919$50ba60b0$887ba8c0@PAULD> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <021801c7d919$50ba60b0$887ba8c0@PAULD> User-Agent: Mutt/1.5.16 (2007-06-11) X-IsSubscribed: yes Mailing-List: contact ecos-discuss-help@ecos.sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: ecos-discuss-owner@ecos.sourceware.org Subject: Re: [ECOS] Thread activation disturbed by lower priority threads] X-SW-Source: 2007-08/txt/msg00035.txt.bz2 On Tue, Aug 07, 2007 at 10:35:14AM -0700, Paul D. DeRocco wrote: > > From: Andrew Lunn > > > > If it is the highest priority runnable thread, as soon as the > > DSR finished it should get to run. The only exception i can > > think of is if some other thread has the scheduler locked. > > This would prevent a context switch until the scheduler was unlocked. > > > Doesn't locking the scheduler also prevent the DSR from running? Err, um, correct. Sorry, i was wrong. Andrew -- Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss