Re: [PATCH v4 tip/core/locking 0/4] Memory-barrier documentationupdates
From: Henrik Austad
Date: Thu Dec 05 2013 - 06:00:26 EST
On Wed, Dec 04, 2013 at 02:46:28PM -0800, Paul E. McKenney wrote:
> Hello!
Hi Paul,
> This series applies some long-needed updates to memory-barriers.txt:
>
> 1. Add ACCESS_ONCE() calls where needed to ensure their inclusion
> in code copy-and-pasted from this file.
>
> 2. Add long atomic examples alongside the existing atomics.
>
> 3. Prohibit architectures supporting the Linux kernel from
> speculating stores.
Just me, or is the 3rd patch missing from lkml?
> 4. Document what ACCESS_ONCE() does along with a number of situations
> requiring its use.
This was very useful, thanks! :)
--
Henrik Austad
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