This patch introduces a derating factor to struct hwrng for
the random bits going into the kernel input pool, and a common
default derating for drivers which do not specify one.
Signed-off-by: NTorsten Duwe <duwe@suse.de>
Signed-off-by: NTheodore Ts'o <tytso@mit.edu>
Acked-by: NH. Peter Anvin <hpa@zytor.com>