From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <4444D8B6.3020004@domain.hid> Date: Tue, 18 Apr 2006 14:16:54 +0200 From: Philippe Gerum MIME-Version: 1.0 Subject: Re: [Adeos-main] CONFIG_PREEMPT doesn't work with ADEOS References: <20060418131428.31f735e9@domain.hid> <4444D12B.6040901@domain.hid> <4444D277.4040306@domain.hid> <4444D5F6.2010006@domain.hid> In-Reply-To: <4444D5F6.2010006@domain.hid> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit List-Id: General discussion about Adeos List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Jan Kiszka Cc: adeos-main@gna.org Jan Kiszka wrote: > Philippe Gerum wrote: > >>Philippe Gerum wrote: >> >>>Bernhard Walle wrote: >>> >>> >>>>Hello, >>>> >>>>I have a kernel 2.6.15.6 with >>>>http://download.gna.org/adeos/patches/v2.6/i386/adeos-ipipe-2.6.15-i386-1.2-03.patch >>>> >>>>patch. In this configuration, CONFIG_PREEMPT doesn't work any more, >>>>i.e. the kernel is not preempted. >>>> >>> >>>How do you check this? >>> >> >>Forget about this question. I'm going to give a look at your testcase >>when time allows. Thanks. >> > > > I did, and I can confirm this (2.6.16, original ipipe-1.2-03 applied, > ipipe on vs. off). Maybe something related to the TASK_ATOMICSWITCH changes? > Don't know yet, I'm rebuilding an instrumented kernel, but considering that we don't even have local echo of keystrokes, I'd rather think of IRQs lagging in the pipeline log. More news later. > >>>>With the kernel without ADEOS patch, it works fine. A test program is >>>>at http://www.bwalle.de/temp/kern-preempt.tar.bz2. >>>> >>>>Do you know what's wrong? >>>> >>>> >>>>Regards, >>>> Bernhard >>> >>> >>> > > Jan > > > > ------------------------------------------------------------------------ > > _______________________________________________ > Adeos-main mailing list > Adeos-main@domain.hid > https://mail.gna.org/listinfo/adeos-main -- Philippe.