Re: Scheduler: SIGSTOP on multi threaded processes

[Roland McGrath]

> - Can a SIGSTOP be in a pending state in Linux?

For short periods.

> - If kill(SIGSTOP,...) returns, does that mean that the corresponding 
> process is completly suspended?

No.  One or more threads of the process may still be running on another CPU
momentarily before they process the interrupt and stop for the signal.
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