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-rw-r--r--include/asm-generic/pgtable.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
index 7dca30a26c5..358e4d309ce 100644
--- a/include/asm-generic/pgtable.h
+++ b/include/asm-generic/pgtable.h
@@ -128,6 +128,7 @@ do { \
#endif
#ifndef __HAVE_ARCH_PTEP_SET_WRPROTECT
+struct mm_struct;
static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long address, pte_t *ptep)
{
pte_t old_pte = *ptep;