Re: [Xen-devel] [PATCH] documentation: Add disclaimer

[Will Deacon <will.deacon@xxxxxxx>]

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

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