On 10/7/15 4:20 PM, Daniel Borkmann wrote:
Add a prandom_init_once() facility that works on the rnd_state, so that
users that are keeping their own state independent from prandom_u32() can
initialize their taus113 per cpu states.
The motivation here is similar to net_get_random_once(): initialize the
state as late as possible in the hope that enough entropy has been
collected for the seeding. prandom_init_once() makes use of the recently
introduced prandom_seed_full_state() helper and is generic enough so that
it could also be used on fast-paths due to the DO_ONCE().
Signed-off-by: Daniel Borkmann<dan...@iogearbox.net>
Acked-by: Hannes Frederic Sowa<han...@stressinduktion.org>
Acked-by: Alexei Starovoitov <a...@kernel.org>
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