Hi Roberto, ...is seems that my first answer got lost, sorry for answering so late... You solved my problem and I finally also understood the strategy :) So I now have a running realtime kernel - but unfortunately the glitches remain... I wonder if there is some tool which allows to trace them down to some application / driver / ... ? Thanks for your help, Dietrich On Thu, 2009-05-07 at 16:11 +0200, Roberto Gordo Saez wrote: > On Thu, May 07, 2009 at 07:51:58PM +0900, Dietrich Bollmann wrote: > > Hi Roberto, > > > > Thanks for your answer - I disabled the comedi drivers and tried > > again ... getting yet another error: > > > > > > CC [M] lib/reed_solomon/reed_solomon.o > > CC [M] lib/zlib_deflate/deflate.o > > CC [M] lib/zlib_deflate/deftree.o > > CC [M] lib/zlib_deflate/deflate_syms.o > > LD [M] lib/zlib_deflate/zlib_deflate.o > > Building modules, stage 2. > > MODPOST 2283 modules > > ERROR: > > "there_is_no_init_MUTEX_LOCKED_for_RT_semaphores" [drivers/staging/rt2870/rt2870sta.ko] undefined! > > WARNING: modpost: Found 1 section mismatch(es). > > Well it looks that this time the driver for wireless Ralink 2870 > devices is having problems with the -rt patch. Disabling it may help > (unless you need it), or try the linux-rt-users mailing list at > vger.kernel.org. > > > I hope some day the realtime kernel is delivered in form of a package > > and there is no need for such emails anymore... > > There is linux-image-2.6.28-3-rt in Ubuntu (universe), but I don't use > those packages so can't say how good are... > _______________________________________________ > Linux-audio-user mailing list > Linux-audio-user@xxxxxxxxxxxxxxxxxxxx > http://lists.linuxaudio.org/mailman/listinfo/linux-audio-user _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/mailman/listinfo/linux-audio-user