workqueue: add 'flush_delayed_work()' to run and wait for delayed work
authorLinus Torvalds <torvalds@linux-foundation.org>
Wed, 14 Oct 2009 16:16:42 +0000 (09:16 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Wed, 14 Oct 2009 16:16:42 +0000 (09:16 -0700)
It basically turns a delayed work into an immediate work, and then waits
for it to finish.


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