The patch titled xtensa: set ARCH_KMALLOC_MINALIGN has been added to the -mm tree. Its filename is xtensa-set-arch_kmalloc_minalign.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find out what to do about this The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: xtensa: set ARCH_KMALLOC_MINALIGN From: FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx> Architectures that handle DMA-non-coherent memory need to set ARCH_KMALLOC_MINALIGN to make sure that kmalloc'ed buffer is DMA-safe: the buffer doesn't share a cache with the others. Signed-off-by: FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx> Cc: Chris Zankel <chris@xxxxxxxxxx> Acked-by: Pekka Enberg <penberg@xxxxxxxxxxxxxx> Cc: <stable@xxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- arch/xtensa/include/asm/cache.h | 1 + 1 file changed, 1 insertion(+) diff -puN arch/xtensa/include/asm/cache.h~xtensa-set-arch_kmalloc_minalign arch/xtensa/include/asm/cache.h --- a/arch/xtensa/include/asm/cache.h~xtensa-set-arch_kmalloc_minalign +++ a/arch/xtensa/include/asm/cache.h @@ -29,5 +29,6 @@ # define CACHE_WAY_SIZE ICACHE_WAY_SIZE #endif +#define ARCH_KMALLOC_MINALIGN L1_CACHE_BYTES #endif /* _XTENSA_CACHE_H */ _ Patches currently in -mm which might be from fujita.tomonori@xxxxxxxxxxxxx are origin.patch scsi-add-__init-__exit-macros-to-ibmvstgtc.patch ia64-remove-unnecessary-sync_single_range_-in-swiotlb_dma_ops.patch x86-remove-unnecessary-sync_single_range_-in-swiotlb_dma_ops.patch powerpc-remove-unnecessary-sync_single_range_-in-swiotlb_dma_ops.patch swiotlb-remove-unnecessary-swiotlb_sync_single_range_.patch dma-mapping-remove-unnecessary-sync_single_range_-in-dma_map_ops.patch documentation-add-networking-drivers-mapping-error-handling-to-dma-api-howto.patch staging-saa7134-go7007-replace-dma_sync_single-with-dma_sync_single_for_cpu.patch dma-mapping-remove-deprecated-dma_sync_single-and-dma_sync_sg-api.patch documentation-add-scsi-drivers-mapping-error-handling-to-dma-api-howto.patch documentation-update-scatterlist-struct-description-in-dma-api-howto.patch documentation-move-the-error-handling-to-the-better-place-in-dma-api-howto.patch ssb-add-dma_dev-to-ssb_device-structure.patch b43legacy-replace-the-ssb_dma-api-with-the-generic-dma-api.patch b43-replace-the-ssb_dma-api-with-the-generic-dma-api.patch b44-replace-the-ssb_dma-api-with-the-generic-dma-api.patch ssb-remove-the-ssb-dma-api.patch asm-generic-remove-isa_dma_threshold-in-scatterlisth.patch asm-generic-add-need_sg_dma_length-to-define-sg_dma_len.patch x86_32-use-asm-generic-scatterlisth.patch powerpc-use-asm-generic-scatterlisth.patch alpha-use-asm-generic-scatterlisth.patch asm-generic-remove-arch_has_sg_chain-in-scatterlisth.patch avr32-use-asm-generic-scatterlisth.patch cris-use-asm-generic-scatterlisth.patch h8300-use-asm-generic-scatterlisth.patch m32r-use-use-asm-generic-scatterlisth.patch m68k-use-asm-generic-scatterlisth.patch mips-use-use-asm-generic-scatterlisth.patch xtensa-use-use-asm-generic-scatterlisth.patch blackfin-use-use-asm-generic-scatterlisth.patch frv-use-asm-generic-scatterlisth.patch mn10300-use-asm-generic-scatterlisth.patch parisc-use-asm-generic-scatterlisth.patch frv-set-arch_kmalloc_minalign.patch m68k-set-arch_kmalloc_minalign.patch mn10300-set-arch_kmalloc_minalign.patch xtensa-set-arch_kmalloc_minalign.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html