On Wed, Mar 21, 2018 at 08:40:32AM +0100, Christoph Hellwig wrote:

The big change is that random_read_wait and random_write_wait are merged
into a single waitqueue that uses keyed wakeups.  Because wait_event_*
doesn't know about that this will lead to occassional spurious wakeups
in _random_read and add_hwgenerator_randomness, but wait_event_* is
designed to handle these and were are not in a a hot path there.

Signed-off-by: Christoph Hellwig <hch@lst.de>

Acked-by: Theodore Ts'o <tytso@mit.edu>

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