Add CONFIG_DEBUG_SG sg validation

[firefly-linux-kernel-4.4.55.git] / include / asm-x86 / scatterlist_32.h

diff --git a/include/asm-x86/scatterlist_32.h b/include/asm-x86/scatterlist_32.h
index 140a5b37fa779df699e6bd6ee7202e9ebdb099b6..0e7d997a34be7c4aaf16da9201c7b2700de4157e 100644 (file)
--- a/include/asm-x86/scatterlist_32.h
+++ b/include/asm-x86/scatterlist_32.h
@@ -4,6 +4,9 @@
 #include <asm/types.h>
 
 struct scatterlist {
+#ifdef CONFIG_DEBUG_SG
+    unsigned long      sg_magic;
+#endif
     unsigned long      page_link;
     unsigned int       offset;
     dma_addr_t         dma_address;