- Re-init all three pools in ioctls

- Clear entropy count in init_std_data under a lock

- Add kerneldoc comment
Signed-off-by: Matt Mackall <mpm@selenic.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>