task states

Malte Witt malte.witt at sieb-meyer.de
Thu Jun 8 10:55:28 CEST 2006


Hi,

I was just looking at /proc/rtai/scheduler and got the following output:

[...]
Priority  Period(ns)  FPU  Sig  State  CPU  Task  HD/SF  PID  RT_TASK * 
TIME
------------------------------------------------------------------------------
1000000002 0           Yes  No  0x0    0:1   1      0    3213  ccc5e220 0
1000000002 0           Yes  No  0x1    0:1   2      0    3212  ccc5ea20 0
1000000002 0           Yes  No  0x0    0:1   3      0    3222  ccc5f220 0
[...]

I am interested in the tasks state. For the second task I see a state 0x1 
(READY I suppose ...) but the other two tasks have a state 0. What does 
zero mean? No state ;-)? Does that mean the tasks are blocked? I looked at 
the defines in rtai_sched.h, but that did not help me much ... I'd be glad 
if someone could bring a little light into my darkness.

Regards,
Malte




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