centos man page for wait_for_completion_killable

WAIT_FOR_COMPLETION_(9) 					   Driver Basics					   WAIT_FOR_COMPLETION_(9)

NAME
       wait_for_completion_killable - waits for completion of a task (killable)

SYNOPSIS
       int __sched wait_for_completion_killable(struct completion * x);

ARGUMENTS
       x
	   holds the state of this particular completion

DESCRIPTION
       This waits to be signaled for completion of a specific task. It can be interrupted by a kill signal.

RETURN
       -ERESTARTSYS if interrupted, 0 if completed.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						   WAIT_FOR_COMPLETION_(9)