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Date: Wed, 21 Mar 2018 10:10:47 +0100 From: Greg KH <gregkh@...uxfoundation.org> To: Christoph Hellwig <hch@....de> Cc: viro@...iv.linux.org.uk, Avi Kivity <avi@...lladb.com>, linux-aio@...ck.org, linux-fsdevel@...r.kernel.org, netdev@...r.kernel.org, linux-api@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH 28/28] random: convert to ->poll_mask 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@....de> > --- > drivers/char/random.c | 27 +++++++++++++++------------ > 1 file changed, 15 insertions(+), 12 deletions(-) Reviewed-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
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