Re: [PATCH 22/22] parisc: use generic dma_noncoherent_ops

[Helge Deller]

On 25.04.2018 09:21, Christoph Hellwig wrote:
> On Sat, Apr 21, 2018 at 07:43:46PM +0200, Helge Deller wrote:
>> This patch breaks a 32bit kernel on a B160L machine (PA7300LC CPU, "pcxl2").
>> After applying this patch series the lasi82956 network driver works unreliable. 
>> NIC gets IP, but ping doesn't work.
>> See drivers/net/ethernet/i825xx/lasi_82596.c, it uses dma*sync() functions.
> 
> Just to confirm:  Without the series it is known to actually work?

Yes.
I reverted this series from my tree, rebuilt, and then the issue was gone.
I won't be able to test again earlier than next week.

Helge