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SubjectRe: [PATCH v2 0/8] Improve performance of VM translation on x86_64
> Could you also add  a blurb in the Documentation/< appropriate file
> for device driver writes> mentioning the usage of __pa_symbol is
> preferred?

Device driver writer's shouldn't use any of this anyways, they should always
use the PCI DMA APIs and never DMA to the stack or to static variables.

-Andi


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