[PATCH] atomic{64}_t: Explicitly specify data storage length and alignment

[peterz@xxxxxxxxxxxxx (Peter Zijlstra)]

On Mon, Jul 09, 2018 at 02:30:41PM +0000, Alexey Brodkin wrote:
> Hm, any thoughts on why it's "u64" for 32-bit x86?

Accident probably. It probably doesn't really matter all that much
because the kernel hard assumes 2s complement, but it is somewhat
inconsistent.