I've picked this up for the dma-mapping for-next tree.
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On Mon, 19 Nov 2018 05:58:52 PST (-0800), Christoph Hellwig wrote:
On Fri, Nov 16, 2018 at 08:52:14AM -0800, Palmer Dabbelt wrote:
As far as I can tell, it looks like m68k, mips, and powerpc mention an
IOMMU in their ports, don't set ARCH_HAS_SG_CHAIN, and with this patch set
won't set
On Fri, Nov 16, 2018 at 08:52:14AM -0800, Palmer Dabbelt wrote:
> As far as I can tell, it looks like m68k, mips, and powerpc mention an
> IOMMU in their ports, don't set ARCH_HAS_SG_CHAIN, and with this patch set
> won't set ARCH_NO_SG_CHAIN.
m68k has no iommu, and not operations that operate
On Fri, 09 Nov 2018 01:00:08 PST (-0800), Christoph Hellwig wrote:
These days architectures are mostly out of the business of dealing with
struct scatterlist at all, unless they have architecture specific iommu
drivers. Replace the ARCH_HAS_SG_CHAIN symbol with a ARCH_NO_SG_CHAIN
one only
These days architectures are mostly out of the business of dealing with
struct scatterlist at all, unless they have architecture specific iommu
drivers. Replace the ARCH_HAS_SG_CHAIN symbol with a ARCH_NO_SG_CHAIN
one only enabled for architectures with horrible legacy iommu drivers
like alpha
