On Wed, Jan 27, 2016 at 09:35:46AM +0100, Peter Zijlstra wrote: > On Tue, Jan 26, 2016 at 12:11:43PM -0800, Paul E. McKenney wrote: > > So Peter, would you like to update your patch to include yourself > > and Will as authors? > > Sure, here goes. > > --- > Subject: documentation: Add disclaimer > > It appears people are reading this document as a requirements list for > building hardware. This is not the intent of this document. Nor is it > particularly suited for this purpose. > > The primary purpose of this document is our collective attempt to define > a set of primitives that (hopefully) allow us to write correct code on > the myriad of SMP platforms Linux supports. > > Its a definite work in progress as our understanding of these platforms, > and memory ordering in general, progresses. > > Nor does being mentioned in this document mean we think its a > particularly good idea; the data dependency barrier required by Alpha > being a prime example. Yes we have it, no you're insane to require it > when building new hardware. > > Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx> > --- > Documentation/memory-barriers.txt | 18 +++++++++++++++++- > 1 file changed, 17 insertions(+), 1 deletion(-) Acked-by: Will Deacon <will.deacon@xxxxxxx> Will
