Subject: Re: use generic DMA mapping code in powerpc V4

From: Christoph Hellwig <[email-masked]>
Date: Tue, 4 Dec 2018 15:24:26 +0100

On Tue, Dec 04, 2018 at 10:53:39AM +0100, Christian Zigotzky wrote:
> I don't know why this kernel doesn't recognize the hard disks connected to 
> my physical P5020 board and why the onboard ethernet on my PASEMI board 
> doesn't work. (dma_direct_map_page: overflow)

Do you know if this actually works for the baseline before my patches?
E.g. with commit 721c01ba8b46ddb5355bd6e6b3bbfdabfdf01e97 ?