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SubjectRe: [RFC][PATCH v3]: documentation,atomic: Add new documents
On Tue, Aug 01, 2017 at 06:42:00PM +0200, Peter Zijlstra wrote:
> On Tue, Aug 01, 2017 at 09:14:12AM -0700, Paul E. McKenney wrote:
> > So if ARM really needs the litmus test with smp_rmb() to be allowed,
> > we need to adjust the Linux-kernel memory model appropriately. Which
> > means that one of us needs to reach out to the usual suspects. Would
> > you like to do that, or would you like me to?
>
> I'm really sad ARM8.1 LSE breaks this stuff.. It is rather counter
> intuitive (then again, we _are_ talking barriers).

No argument.

Then again, when we said that the Linux kernel memory model would
have a non-trivial rate of change, we weren't joking.

Will, is this the official description?

http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.ddi0557a.b/index.html

If so, is B6.1 what we should be looking at?

Thanx, Paul

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