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Subject: Re: [RFC/PATCH] remove unneeded check in bcm43xx
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Benoit Boissinot <benoit.boissinot@ens-lyon.org>
Cc: Michael Buesch <mb@bu3sch.de>, netdev@vger.kernel.org,
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Date: Tue, 11 Apr 2006 11:47:30 +1000
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> The hacks i see there is reallocating a buffer with GFP_DMA, so that
> means that if the ppc dma_alloc_coherent did the same thing as the i386
> counterpart (adding GFP_DMA if dma_mask is less than 32bits) it should
> work, no ?

Except that GFP_DMA covers the whole address space on ppc64...

Ben.