Make sure that cryptd is marked as nonfreezable and does not hold up the
freezer.
Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>

This patch adds the cryptd module which is a template that takes a
synchronous software crypto algorithm and converts it to an asynchronous
one by executing it in a kernel thread.
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>