Re: Unlock-lock questions and the Linux Kernel Memory Model
On Thu, Nov 30, 2017 at 04:55:09PM +0800, Boqun Feng wrote: > But in case of AMOs, which directly send the addition request to memory > controller, so there wouldn't be any read part or even write part of the > atomic_inc() executed by CPU. Would this be allowed then?
Personally I bloody hate AMOs that don't respect the normal way of things.