Add CONFIG_DEBUG_SG sg validation

[firefly-linux-kernel-4.4.55.git] / include / asm-mips / scatterlist.h

diff --git a/include/asm-mips/scatterlist.h b/include/asm-mips/scatterlist.h
index 787797cdb0a973ded7c5ca6c75bd94a2a24d9318..83d69fe17c9f1404e481e2d2cbb22985f0be2cf5 100644 (file)
--- a/include/asm-mips/scatterlist.h
+++ b/include/asm-mips/scatterlist.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;