Messages in this thread | | | Date | Wed, 8 Mar 2006 16:37:56 -0500 | From | Benjamin LaHaise <> | Subject | Re: [PATCH] Define flush_wc, a way to flush write combining store buffers |
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On Thu, Mar 09, 2006 at 08:38:39AM +1100, Benjamin Herrenschmidt wrote: > I think people already don't undersatnd the existing gazillion of > barriers we have with quite unclear semantics in some cases, it's not > time to add a new one ...
We went over the details of this in a pretty long thread, and you can't use any of the existing memory barriers to solve this particular problem. I think the definition of this one is well done now.
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