Re: Question about iommu on x86_64 and radeon driver.

From: Daniel Haid
Date: Fri May 27 2011 - 11:48:49 EST


I have looked again at the radeon driver and it seems that the
drm drivers use vmalloc_32 to allocate their dma memory and
that vmalloc_32 should allocate physical 32-bit addresses
(in 2.6.39)?

So why does it still not work?


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