Re: [PATCH RFC 1/5] dma/direct: turn ARCH_ZONE_DMA_BITS into a variable

2019-10-31 Thread Nicolas Saenz Julienne
On Thu, 2019-10-31 at 06:38 -0700, Christoph Hellwig wrote: > On Thu, Oct 31, 2019 at 11:30:36AM +0100, Nicolas Saenz Julienne wrote: > > On Wed, 2019-10-30 at 14:49 -0700, Christoph Hellwig wrote: > > > On Mon, Oct 14, 2019 at 08:31:03PM +0200, Nicolas Saenz Julienne wrote: > > > > Some architectu

Re: [PATCH RFC 1/5] dma/direct: turn ARCH_ZONE_DMA_BITS into a variable

2019-10-31 Thread Christoph Hellwig
On Thu, Oct 31, 2019 at 11:30:36AM +0100, Nicolas Saenz Julienne wrote: > On Wed, 2019-10-30 at 14:49 -0700, Christoph Hellwig wrote: > > On Mon, Oct 14, 2019 at 08:31:03PM +0200, Nicolas Saenz Julienne wrote: > > > Some architectures, notably ARM, are interested in tweaking this > > > depending on

Re: [PATCH RFC 1/5] dma/direct: turn ARCH_ZONE_DMA_BITS into a variable

2019-10-31 Thread Nicolas Saenz Julienne
On Wed, 2019-10-30 at 14:49 -0700, Christoph Hellwig wrote: > On Mon, Oct 14, 2019 at 08:31:03PM +0200, Nicolas Saenz Julienne wrote: > > Some architectures, notably ARM, are interested in tweaking this > > depending on their runtime DMA addressing limitations. > > > > Signed-off-by: Nicolas Saenz

Re: [PATCH RFC 1/5] dma/direct: turn ARCH_ZONE_DMA_BITS into a variable

2019-10-30 Thread Christoph Hellwig
On Mon, Oct 14, 2019 at 08:31:03PM +0200, Nicolas Saenz Julienne wrote: > Some architectures, notably ARM, are interested in tweaking this > depending on their runtime DMA addressing limitations. > > Signed-off-by: Nicolas Saenz Julienne Do you want me to pick this up for the 5.5 dma-mapping tre