1 files changed, 1 insertions, 0 deletions

diff --git a/include/asm-ppc/pgtable.h b/include/asm-ppc/pgtable.h
index b28a713ba862..6d1c39e8a6af 100644
--- a/include/asm-ppc/pgtable.h
+++ b/include/asm-ppc/pgtable.h
@@ -12,6 +12,7 @@
 #include <asm/processor.h>              /* For TASK_SIZE */
 #include <asm/mmu.h>
 #include <asm/page.h>
+struct mm_struct;
 
 extern unsigned long va_to_phys(unsigned long address);
 extern pte_t *va_to_pte(unsigned long address);