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Commit f0fdabf8 authored by Andi Kleen's avatar Andi Kleen Committed by Linus Torvalds
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[PATCH] x86_64: Don't warn for overflow in nommu case when dma_mask is < 32bit



This triggers for b44's 1GB DMA workaround which tries to map
first and then bounces.

The 32bit heuristic is reasonable because the IOMMU doesn't attempt
to handle < 32bit masks anyways.

Signed-off-by: default avatarAndi Kleen <ak@suse.de>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 639b421b
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