We don't need to do more on x86, there's no iommu to be worried about.
Signed-off-by: Jens Axboe <[email protected]>
---
include/asm-i386/scatterlist.h | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/include/asm-i386/scatterlist.h b/include/asm-i386/scatterlist.h
index d7e45a8..bd5164a 100644
--- a/include/asm-i386/scatterlist.h
+++ b/include/asm-i386/scatterlist.h
@@ -10,6 +10,8 @@ struct scatterlist {
unsigned int length;
};
+#define ARCH_HAS_SG_CHAIN
+
/* These macros should be used after a pci_map_sg call has been done
* to get bus addresses of each of the SG entries and their lengths.
* You should only work with the number of sg entries pci_map_sg
--
1.5.2.rc1
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