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    SubjectRe: [PATCH] ixp4xx_crypto panic with fragmented packets in scatterlist
    On Wed, Feb 25, 2009 at 04:35:40PM +0100, Karl Hiramoto wrote:
    > The attached patch fixes my issue, but am not sure if it is correct or
    > will cause problems else where.

    > diff -Naurp linux-2.6.28.7.a/arch/arm/include/asm/scatterlist.h linux-2.6.28.7.b/arch/arm/include/asm/scatterlist.h
    > --- linux-2.6.28.7.a/arch/arm/include/asm/scatterlist.h 2009-02-20 23:41:27.000000000 +0100
    > +++ linux-2.6.28.7.b/arch/arm/include/asm/scatterlist.h 2009-02-25 16:19:59.000000000 +0100
    > @@ -24,4 +24,6 @@ struct scatterlist {
    > #define sg_dma_address(sg) ((sg)->dma_address)
    > #define sg_dma_len(sg) ((sg)->length)
    >
    > +#define ARCH_HAS_SG_CHAIN
    > +

    We can't merge this until _all_ of ARM has been fixed for walking
    scatterlist chains.


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