X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fasm-powerpc%2Fscatterlist.h;h=fcf7d55afe4599e3049713156145997fa066e1e3;hb=d02859ecb321c8c0f74cb9bbe3f51a59e58822b0;hp=8c992d1491d420c8ab452291752900dd146dd2b0;hpb=ba77df570c6710c9c19b31e0e48e4bcdf31cefe8;p=firefly-linux-kernel-4.4.55.git

diff --git a/include/asm-powerpc/scatterlist.h b/include/asm-powerpc/scatterlist.h
index 8c992d1491d4..fcf7d55afe45 100644
--- a/include/asm-powerpc/scatterlist.h
+++ b/include/asm-powerpc/scatterlist.h
@@ -14,7 +14,10 @@
 #include <asm/dma.h>
 
 struct scatterlist {
-	struct page *page;
+#ifdef CONFIG_DEBUG_SG
+	unsigned long sg_magic;
+#endif
+	unsigned long page_link;
 	unsigned int offset;
 	unsigned int length;
 
@@ -41,5 +44,7 @@ struct scatterlist {
 #define ISA_DMA_THRESHOLD	(~0UL)
 #endif
 
+#define ARCH_HAS_SG_CHAIN
+
 #endif /* __KERNEL__ */
 #endif /* _ASM_POWERPC_SCATTERLIST_H */