From mboxrd@z Thu Jan 1 00:00:00 1970 Subject: Re: PREEMPT on PPC From: Michel =?ISO-8859-1?Q?D=E4nzer?= To: Benjamin Herrenschmidt Cc: linuxppc-dev list , "debian-powerpc@lists.debian.org" In-Reply-To: <1080525344.1209.53.camel@gaston> References: <1080197240.1210.2.camel@gaston> <1080201697.1217.3.camel@gaston> <1080399924.2514.14.camel@thor.asgaard.local> <1080523601.1209.46.camel@gaston> <1080524303.2441.108.camel@thor.asgaard.local> <1080525344.1209.53.camel@gaston> Content-Type: text/plain; charset=UTF-8 Message-Id: <1080556990.2441.118.camel@thor.asgaard.local> Mime-Version: 1.0 Date: Mon, 29 Mar 2004 12:43:10 +0200 Sender: owner-linuxppc-dev@lists.linuxppc.org List-Id: On Mon, 2004-03-29 at 03:55, Benjamin Herrenschmidt wrote: > > Note that I'm not sure how tightly the problems are tied to swap; after > > they start, they seem to persist even when swap is no longer used. It's > > just the best criterion I've been able to identify so far. > > Weird. I just can't reproduce any of your problems, neither on the > tipb with highmem & lots of RAM, or on the wallstreet with no highmem > and little RAM (thus swap)... > > I've been running with preempt for a few days now without trouble. > > What else are you using ? I suspect something like MOL may have troubles > with preempt for example... Not using that regularly. Not sure what's special about my setup, XFS maybe? What about this: -CONFIG_TASK_SIZE=0xc0000000 +CONFIG_TASK_SIZE=0x80000000 I can't seem to find any other significant differences between pmac_defconfig and mine. I'll keep trying... -- Earthling Michel Dänzer | Debian (powerpc), X and DRI developer Libre software enthusiast | http://svcs.affero.net/rm.php?r=daenzer ** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/