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 p
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/
On Sat, Apr 21, 2018 at 10:42:47PM +0100, James Bottomley wrote:
> Well, this is wrong: you just made every 32 bit parisc system
> unnecessarily use non-coherent. We actually only have a small small
> set of non-coherent systems. The pxcs and pcxt systems (which are
> about 99% of the user base)
On Sat, 2018-04-21 at 19:43 +0200, Helge Deller wrote:
> On 20.04.2018 10:03, Christoph Hellwig wrote:
> > Switch to the generic noncoherent direct mapping implementation.
> >
> > Parisc previously had two different non-coherent dma ops
> > implementation that just different in the way coherent al
On Fri, 2018-04-20 at 10:03 +0200, Christoph Hellwig wrote:
> diff --git a/arch/parisc/kernel/setup.c b/arch/parisc/kernel/setup.c
> index 8d3a7b80ac42..4e87c35c22b7 100644
> --- a/arch/parisc/kernel/setup.c
> +++ b/arch/parisc/kernel/setup.c
> @@ -97,14 +97,12 @@ void __init dma_ops_init(void)
>
On 20.04.2018 10:03, Christoph Hellwig wrote:
> Switch to the generic noncoherent direct mapping implementation.
>
> Parisc previously had two different non-coherent dma ops implementation
> that just different in the way coherent allocations were handled or not
> handled. The different behavior
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