Re: Problem with DMA on x86_64 with 3 GB RAM

[Alan]

> If it did like you're recommending a huge number of drivers
> in the tree wouldn't work anymore (just think about what pci_alloc_consistent
> does) 

There are very few drivers who actually request less than 32bit DMA
and those would (and should) fail or be forced to do their own fallbacks.

Alan
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