X-Git-Url: http://git.monstr.eu/?a=blobdiff_plain;f=arch%2Fpowerpc%2Finclude%2Fasm%2Fmmu.h;h=bb38312cff28ceba0ece038a4523dd22ce0910fa;hb=03f51d4efa2287cc628bb20b0c032036d2a9e66a;hp=6364f5c2cc3e6bbee1244a8a6dce09f968987b70;hpb=09bd7c75e55cbaa6c731b0c3a5512ad89159f26f;p=linux-2.6-microblaze.git

diff --git a/arch/powerpc/include/asm/mmu.h b/arch/powerpc/include/asm/mmu.h
index 6364f5c2cc3e..bb38312cff28 100644
--- a/arch/powerpc/include/asm/mmu.h
+++ b/arch/powerpc/include/asm/mmu.h
@@ -260,6 +260,15 @@ static inline bool early_radix_enabled(void)
 }
 #endif
 
+#ifdef CONFIG_PPC_MEM_KEYS
+extern u16 get_mm_addr_key(struct mm_struct *mm, unsigned long address);
+#else
+static inline u16 get_mm_addr_key(struct mm_struct *mm, unsigned long address)
+{
+	return 0;
+}
+#endif /* CONFIG_PPC_MEM_KEYS */
+
 #endif /* !__ASSEMBLY__ */
 
 /* The kernel use the constants below to index in the page sizes array.