sched_setaffinity hungs 2.6.16-smp

[Andrzej Krzysztofowicz]

Elan =?iso-8859-1?q?Ruusam=E4e?= wrote:
> 
> http://glen.alkohol.ee/pld/aff.c
> 
> when this program is ran from SMP kernel (AMD Athlon(tm) 64 X2 Dual Core 
> Processor 3800+), it just hungs and goes to D state:
> 
> $ ./aff
> cpus: 2
> <DEAD>
> 
> in ps: 
> $ ps a
>   PID TTY      STAT   TIME COMMAND
>  5594 pts/1    D+     0:00 ./aff


[ankry at aksjomat ankry]$ g++ aff.c
[ankry at aksjomat ankry]$ ./a.out
cpus: 2
sched_setaffinity said: 0
[ankry at aksjomat ankry]$ uname -a
Linux aksjomat 2.6.8 #1 SMP Tue Oct 19 02:12:43 CEST 2004 x86_64 unknown
unknown PLD Linux

(if it does matter)

-- 
=======================================================================
  Andrzej M. Krzysztofowicz                  ankry at mif.pg.gda.pl
  phone (48)(58) 347 14 61
Faculty of Applied Phys. & Math.,   Gdansk University of Technology