On Mon, 25 Apr 2016 14:14:33 -0700 Thomas Garnier <thgar...@google.com> wrote:
> >>> + /* Get best entropy at this stage */ > >>> + get_random_bytes_arch(&seed, sizeof(seed)); > >> > >> See concerns in other email - isn't this a no-op if CONFIG_ARCH_RANDOM=n? > >> > > The arch_* functions will return 0 which will break the loop in > get_random_bytes_arch and make it uses extract_entropy (as does > get_random_bytes). > (cf http://lxr.free-electrons.com/source/drivers/char/random.c#L1335) > oop, sorry, I misread the code. (and the get_random_bytes_arch() comment "This function will use the architecture-specific hardware random number generator if it is available" is misleading, so there)