Re: smp_mb__after_spinlock requirement too strong?
From: Peter Zijlstra
Date: Mon Mar 12 2018 - 09:31:55 EST
On Mon, Mar 12, 2018 at 05:13:03PM +0800, çæå wrote:
> If the fixed comment could point out where this RCsc is used, it will be great.
The one that comes to mind first is RCU-sched, that relies on a context
switch implying a full smp_mb(). But I think there's more..