Re: convert parisc to the generic dma-noncoherent code

2018-07-22 Thread Helge Deller
On 22.07.2018 21:57, Christoph Hellwig wrote: > On Sun, Jul 22, 2018 at 05:45:40PM +0200, Helge Deller wrote: >> Somehow I now can't reproduce the cache issues any longer. Both, your >> original >> patch and when using flush_kernel_vmap_range(), both work. >> >> So, you can add a >> Tested-by:

Re: convert parisc to the generic dma-noncoherent code

2018-07-22 Thread Christoph Hellwig
On Sun, Jul 22, 2018 at 05:45:40PM +0200, Helge Deller wrote: > Somehow I now can't reproduce the cache issues any longer. Both, your original > patch and when using flush_kernel_vmap_range(), both work. > > So, you can add a > Tested-by: Helge Deller > to your original patch series. I can

Re: convert parisc to the generic dma-noncoherent code

2018-07-22 Thread Helge Deller
On 17.07.2018 15:19, Christoph Hellwig wrote: > On Sun, Jul 15, 2018 at 12:29:37PM -0400, John David Anglin wrote: >> On 2018-07-13 4:14 AM, Helge Deller wrote: >>> On 11.07.2018 17:34, Christoph Hellwig wrote: ping? Any comments? >>> I applied those 3 patches on top of git head, and booted

Re: convert parisc to the generic dma-noncoherent code

2018-07-17 Thread Christoph Hellwig
On Sun, Jul 15, 2018 at 12:29:37PM -0400, John David Anglin wrote: > On 2018-07-13 4:14 AM, Helge Deller wrote: >> On 11.07.2018 17:34, Christoph Hellwig wrote: >>> ping? Any comments? >> I applied those 3 patches on top of git head, and booted the >> 32-bit kernel on a HP 715/64 (PCX-L) and a HP

Re: convert parisc to the generic dma-noncoherent code

2018-07-15 Thread John David Anglin
On 2018-07-13 4:14 AM, Helge Deller wrote: On 11.07.2018 17:34, Christoph Hellwig wrote: ping? Any comments? I applied those 3 patches on top of git head, and booted the 32-bit kernel on a HP 715/64 (PCX-L) and a HP B160L (PCX-L2). On both machines I had problems with those drivers which use

Re: convert parisc to the generic dma-noncoherent code

2018-07-13 Thread Helge Deller
On 11.07.2018 17:34, Christoph Hellwig wrote: > ping? Any comments? I applied those 3 patches on top of git head, and booted the 32-bit kernel on a HP 715/64 (PCX-L) and a HP B160L (PCX-L2). On both machines I had problems with those drivers which use DMA (I checked specifically the lasi NIC

Re: convert parisc to the generic dma-noncoherent code

2018-07-11 Thread Christoph Hellwig
ping? Any comments? On Tue, Jun 19, 2018 at 09:04:52AM +0200, Christoph Hellwig wrote: > This should address all the comments raised last time. > > > ___ > iommu mailing list > iommu@lists.linux-foundation.org >