[PATCH v5] powerpc/powernv: wire up rng during setup_arch

Michael Ellerman patch-notifications at ellerman.id.au
Sun Jun 26 10:28:24 AEST 2022


On Tue, 21 Jun 2022 16:08:49 +0200, Jason A. Donenfeld wrote:
> The platform's RNG must be available before random_init() in order to be
> useful for initial seeding, which in turn means that it needs to be
> called from setup_arch(), rather than from an init call. Fortunately,
> each platform already has a setup_arch function pointer, which means we
> can wire it up that way. Complicating things, however, is that POWER8
> systems need some per-cpu state and kmalloc, which isn't available at
> this stage. So we split things up into an early phase and a later
> opportunistic phase. This commit also removes some noisy log messages
> that don't add much.
> 
> [...]

Applied to powerpc/fixes.

[1/1] powerpc/powernv: wire up rng during setup_arch
      https://git.kernel.org/powerpc/c/f3eac426657d985b97c92fa5f7ae1d43f04721f3

cheers


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