[PATCH 8/19] i386: enable sg chaining

[Jens Axboe <jens.axboe@oracle.com>]

We don't need to do more on x86, there's no iommu to be worried about.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
---
 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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