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Re: Making port-alpha usable again



On Sat, Jul 29, 2017 at 04:37:40PM +0200, Tobias Nygren wrote:
> I found that for the network cards, the problem goes away if I sprinkle
> a memory barrier before bus_dmamap_load. (See attached patch.)

This should happen in the bus_dmamap_sync() function. If a driver does
not call that properly, the driver is buggy.

Martin


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