workqueue_congested man page on Oracle

workqueue_congested man page on Oracle

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WORKQUEUE_CONGESTED(9)		 Driver Basics		WORKQUEUE_CONGESTED(9)

NAME
       workqueue_congested - test whether a workqueue is congested

SYNOPSIS
       bool workqueue_congested(unsigned int cpu,
				struct workqueue_struct * wq);

ARGUMENTS
       cpu
	   CPU in question

       wq
	   target workqueue

DESCRIPTION
       Test whether wq's cpu workqueue for cpu is congested. There is no
       synchronization around this function and the test result is unreliable
       and only useful as advisory hints or for debugging.

RETURNS
       true if congested, false otherwise.

COPYRIGHT
Kernel Hackers Manual 3.8.	   June 2014		WORKQUEUE_CONGESTED(9)

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