[PATCH] ARM: pgprot_dmacoherent() for non-mmu builds

Russell King - ARM Linux linux at arm.linux.org.uk
Thu Mar 11 06:01:50 EST 2010


On Wed, Mar 10, 2010 at 03:46:44PM +1000, Greg Ungerer wrote:
> ARM: pgprot_dmacoherent() for non-mmu builds
> 
> Commit 26a26d329688ab018e068b412b03d43d7c299f0a ("dma-mapping: switch
> ARMv7 DMA mappings to retain 'memory' attribute") added a new macro,
> pgprot_dmacoherent(), to correctly map DMA memory. The non-mmu pgtable
> support code also needs to implement this macro, otherwise when
> compiling you get:

Ok.



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