Merge branch 'akpm'

* akpm: (173 commits)
  genalloc: use bitmap_find_next_zero_area
  ia64: use bitmap_find_next_zero_area
  sparc: use bitmap_find_next_zero_area
  mlx4: use bitmap_find_next_zero_area
  isp1362-hcd: use bitmap_find_next_zero_area
  iommu-helper: use bitmap library
  bitmap: introduce bitmap_set, bitmap_clear, bitmap_find_next_zero_area
  qnx4: use hweight8
  qnx4fs: remove remains of the (defunct) write support
  resource: constify arg to resource_size() and resource_type()
  gru: send cross partition interrupts using the gru
  gru: function to generate chipset IPI values
  gru: update driver version number
  gru: improve GRU TLB dropin statistics
  gru: fix GRU interrupt race at deallocate
  gru: add hugepage support
  gru: fix bug in allocation of kernel contexts
  gru: update GRU structures to match latest hardware spec
  gru: check for correct GRU chiplet assignment
  gru: remove stray local_irq_enable
  ...

diff --git a/include/linux/ksm.h b/include/linux/ksm.h
index bed5f16ba8270ee742959f898e1e1fe7aea8970f..43bdab769fc358091f90315d2613c40ada107da0 100644 (file)
--- a/include/linux/ksm.h
+++ b/include/linux/ksm.h
@@ -94,12 +94,6 @@ void ksm_migrate_page(struct page *newpage, struct page *oldpage);
 
 #else  /* !CONFIG_KSM */
 
-static inline int ksm_madvise(struct vm_area_struct *vma, unsigned long start,
-               unsigned long end, int advice, unsigned long *vm_flags)
-{
-       return 0;
-}
-
 static inline int ksm_fork(struct mm_struct *mm, struct mm_struct *oldmm)
 {
        return 0;
@@ -114,6 +108,13 @@ static inline int PageKsm(struct page *page)
        return 0;
 }
 
+#ifdef CONFIG_MMU
+static inline int ksm_madvise(struct vm_area_struct *vma, unsigned long start,
+               unsigned long end, int advice, unsigned long *vm_flags)
+{
+       return 0;
+}
+
 static inline struct page *ksm_might_need_to_copy(struct page *page,
                        struct vm_area_struct *vma, unsigned long address)
 {
@@ -140,6 +141,7 @@ static inline int rmap_walk_ksm(struct page *page, int (*rmap_one)(struct page*,
 static inline void ksm_migrate_page(struct page *newpage, struct page *oldpage)
 {
 }
+#endif /* CONFIG_MMU */
 #endif /* !CONFIG_KSM */
 
 #endif /* __LINUX_KSM_H */