Gilles Chanteperdrix ha scritto: > On Fri, Feb 1, 2008 at 10:42 AM, axel axel wrote: > >> 2008/2/1, Gilles Chanteperdrix : >> >>> On Fri, Feb 1, 2008 at 10:08 AM, axel axel wrote: >>> >>>> Hi, >>>> >>>> i try to use rt_task_sleep( 10000000 ) in a user-space task under >>>> round-robin scheduling but doesnt' work. >>>> >>> Do not forget that the number passed to rt_task_sleep is a count of >>> ticks (and documented as such), so, if you want to sleep for 10ms, you >>> should call: >>> rt_task_sleep(rt_timer_ns2ticks(10000000)) >>> >> i try also this but nothing is changed. >> > > Of course, but about the other question: do you observe the same > behaviour with xenomai trunk ? > > What do you mean xenomai trunk ? this is my actual configuration: - xenomai-2.4-rc5 - kernel 2.6.20.4 arm cirrus ep9315 patched have i try with xenomai 2.4.1 ? thanks Roberto Bielli