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FLUSH_WORKQUEUE(9) Driver Basics FLUSH_WORKQUEUE(9)

NAME

flush_workqueue - ensure that any scheduled work has run to completion.

SYNOPSIS

void flush_workqueue(struct workqueue_struct * wq);

ARGUMENTS

wq
workqueue to flush

DESCRIPTION

Forces execution of the workqueue and blocks until its completion. This is typically used in driver shutdown handlers.
We sleep until all works which were queued on entry have been handled, but we are not livelocked by new incoming ones.

COPYRIGHT

March 2016 Kernel Hackers Manual 3.2.