3 files changed, 10 insertions, 4 deletions

diff --git a/arch/powerpc/include/asm/cpm2.h b/arch/powerpc/include/asm/cpm2.h
index 2a6fa0183ac9..0f5e8ff59a85 100644
--- a/arch/powerpc/include/asm/cpm2.h
+++ b/arch/powerpc/include/asm/cpm2.h
@@ -337,6 +337,11 @@ typedef struct scc_param {
         uint    scc_tcrc;       /* Internal */
 } sccp_t;
 
+/* Function code bits.
+*/
+#define SCC_EB  ((u_char) 0x10) /* Set big endian byte order */
+#define SCC_GBL ((u_char) 0x20) /* Snooping enabled */
+
 /* CPM Ethernet through SCC1.
  */
 typedef struct scc_enet {
diff --git a/arch/powerpc/include/asm/pgtable-ppc64.h b/arch/powerpc/include/asm/pgtable-ppc64.h
index db0b8f3b8807..4597c491e9b5 100644
--- a/arch/powerpc/include/asm/pgtable-ppc64.h
+++ b/arch/powerpc/include/asm/pgtable-ppc64.h
@@ -153,12 +153,10 @@
 #define __S110  PAGE_SHARED_X
 #define __S111  PAGE_SHARED_X
 
-#ifdef CONFIG_HUGETLB_PAGE
-
+#ifdef CONFIG_PPC_MM_SLICES
 #define HAVE_ARCH_UNMAPPED_AREA
 #define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN
-
-#endif
+#endif /* CONFIG_PPC_MM_SLICES */
 
 #ifndef __ASSEMBLY__
 
diff --git a/arch/powerpc/include/asm/sections.h b/arch/powerpc/include/asm/sections.h
index 916018e425c4..7710e9e6660f 100644
--- a/arch/powerpc/include/asm/sections.h
+++ b/arch/powerpc/include/asm/sections.h
@@ -16,6 +16,9 @@ static inline int in_kernel_text(unsigned long addr)
         return 0;
 }
 
+#undef dereference_function_descriptor
+void *dereference_function_descriptor(void *);
+
 #endif
 
 #endif /* __KERNEL__ */