On Fri, 2010-10-15 at 15:13 +0100, [email protected] wrote: > Will do. Should I leave in Philippes patch? I will assume no for > now... >
That patch is correct and unrelated to the next problem. An other issue is that the generic mtrr code is not ipipe aware, so it is not really interrupt free. > On Friday, 15 October, 2010 2:51pm, "Gilles Chanteperdrix" > <[email protected]> said: > > > [email protected] wrote: > > > I am also finding that tasks are frequently hanging, causing > > > ipipetraces with "INFO: task xxx:xxx blocked for more than 120 > > > seconds". Ihave just had this with apt-get update, and was > previously > > > getting itwith grub-install. Could this be related? > > > > Yes. There is obviously an issue in your patched kernel, we need to > find > > this first before we draw any conclusion from any other behaviour. > > > > From the trace you sent, it looks like it happens in the MTRR code, > but > > it could also be an SMI, or some other bug. For debugging purposes, > > could you try disabling MTRRs in the kernel configuration? > > > > -- > > Gilles. > > > _______________________________________________ > Xenomai-help mailing list > [email protected] > https://mail.gna.org/listinfo/xenomai-help -- Philippe. _______________________________________________ Xenomai-help mailing list [email protected] https://mail.gna.org/listinfo/xenomai-help
