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>
@@ -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
Jens Axboe