[PATCH 4/4] random: vDSO: don't use 64 bits atomics on 32 bits architectures

[Jason A. Donenfeld]

On Tue, Aug 27, 2024 at 09:31:50AM +0200, Christophe Leroy wrote:
> Performing SMP atomic operations on u64 fails on powerpc32:

Thanks for this, and nice catch on the vDSO side checking on big endian.
I've applied this, fixing up the commit message and the comment,
maintaining the reverse christmas tree in getrandom.c, and adding tglx's
suggested-by tag.

Jason