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Re: Why NetBSD x86's bus_space_barrier does not use [sml]fence?



On Mon, Dec 02, 2019 at 07:03:50PM +0000, Andrew Doran wrote:

> I think the way to avoid both of those would be key off the bus_space_tag_t. 

Ah it can't be in the tag.  If we do it, it has to be via the handle.  Since
the same tag can be used with different options.

Andrew


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