Re: [Xenomai-core] RFC: /proc/xenomai/latency change

2010-09-27 Thread Philippe Gerum
On Sat, 2010-09-25 at 19:27 +0200, Gilles Chanteperdrix wrote: Gilles Chanteperdrix wrote: Hi, I have been working on omap3 performances, and during this, I noticed one flaw in /proc/xenomai/latency: it displays the whole timer subsystem anticipation whereas it should probably only

Re: [Xenomai-core] RFC: /proc/xenomai/latency change

2010-09-27 Thread Gilles Chanteperdrix
Philippe Gerum wrote: Fine with me. The nucleus should always know better regarding the timer setup latency, so leaving it untouched by the /proc knob makes sense. Ok. My concern was about user settings, but guaranteeing an ABI never meant we had to maintain the latency over Xenomai

Re: [Xenomai-core] RFC: /proc/xenomai/latency change

2010-09-27 Thread Philippe Gerum
On Mon, 2010-09-27 at 14:37 +0200, Gilles Chanteperdrix wrote: Philippe Gerum wrote: Fine with me. The nucleus should always know better regarding the timer setup latency, so leaving it untouched by the /proc knob makes sense. Ok. My concern was about user settings, but guaranteeing an

[Xenomai-core] [PATCH] blackfin: clean up syscall assembly

2010-09-27 Thread Mike Frysinger
The Blackfin assembly for making syscalls is inefficient, so rewrite it to use the asm constraints that gcc provides to load values into specific registers. The generated assembly now looks much nicer, and the header no longer duplicates the same syscall assembly multiple times. Signed-off-by: