Messages in this thread | | | Date | Tue, 25 Aug 2015 22:15:32 +0200 | From | Christoph Hellwig <> | Subject | Re: xtensa build failures in -next due to DMA API changes |
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Hi Guenter,
> The problem seems to have been introduced with changes made by Christoph > Hellwig, coming in through Andrew's tree. Copying them here for comments.
xtensa doesn't use the generic dma map implementation, so it shouldn't include dma-mapping-common.h anywhere, and in my tree it doesn't.
Can you do a git-grep for dma-mapping-common.h on the tree that you see this error on? Nothing but arch/*/include/asm/dma-mapping.h should include it. In my tree it's all fine:
Documentation/DMA-API-HOWTO.txt: can use include/linux/asm-generic/dma-mapping-common.h. It's a arch/alpha/include/asm/dma-mapping.h:#include <asm-generic/dma-mapping-common.h> arch/arm/include/asm/dma-mapping.h:#include <asm-generic/dma-mapping-common.h> arch/arm64/include/asm/dma-mapping.h:#include <asm-generic/dma-mapping-common.h> arch/h8300/include/asm/dma-mapping.h:#include <asm-generic/dma-mapping-common.h> arch/hexagon/include/asm/dma-mapping.h:#include <asm-generic/dma-mapping-common.h> arch/ia64/include/asm/dma-mapping.h:#include <asm-generic/dma-mapping-common.h> arch/microblaze/include/asm/dma-mapping.h:#include <asm-generic/dma-mapping-common.h> arch/mips/include/asm/dma-mapping.h:#include <asm-generic/dma-mapping-common.h> arch/openrisc/include/asm/dma-mapping.h:#include <asm-generic/dma-mapping-common.h> arch/powerpc/include/asm/dma-mapping.h:#include <asm-generic/dma-mapping-common.h> arch/s390/include/asm/dma-mapping.h:#include <asm-generic/dma-mapping-common.h> arch/sh/include/asm/dma-mapping.h:#include <asm-generic/dma-mapping-common.h> arch/sparc/include/asm/dma-mapping.h:#include <asm-generic/dma-mapping-common.h> arch/tile/include/asm/dma-mapping.h:#include <asm-generic/dma-mapping-common.h> arch/unicore32/include/asm/dma-mapping.h:#include <asm-generic/dma-mapping-common.h> arch/x86/include/asm/dma-mapping.h:#include <asm-generic/dma-mapping-common.h>
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