pid_alive man page on OpenSuSE

pid_alive man page on OpenSuSE

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PID_ALIVE(9)			 Driver Basics			  PID_ALIVE(9)

NAME
       pid_alive - check that a task structure is not stale

SYNOPSIS
       int pid_alive(struct task_struct * p);

ARGUMENTS
       p
	   Task structure to be checked.

DESCRIPTION
       Test if a process is not yet dead (at most zombie state) If pid_alive
       fails, then pointers within the task structure can be stale and must
       not be dereferenced.

RETURN
       1 if the process is alive. 0 otherwise.

COPYRIGHT
Kernel Hackers Manual 3.11	 November 2013			  PID_ALIVE(9)

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