1 files changed, 18 insertions, 0 deletions

diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h
index 74357cb9bc7c..c7ac77e873b3 100644
--- a/include/linux/mempolicy.h
+++ b/include/linux/mempolicy.h
@@ -150,6 +150,16 @@ extern void numa_policy_init(void);
 extern void mpol_rebind_policy(struct mempolicy *pol, const nodemask_t *new);
 extern void mpol_rebind_task(struct task_struct *tsk,
                                         const nodemask_t *new);
+extern void mpol_rebind_mm(struct mm_struct *mm, nodemask_t *new);
+#define set_cpuset_being_rebound(x) (cpuset_being_rebound = (x))
+
+#ifdef CONFIG_CPUSET
+#define current_cpuset_is_being_rebound() \
+                                (cpuset_being_rebound == current->cpuset)
+#else
+#define current_cpuset_is_being_rebound() 0
+#endif
+
 extern struct mempolicy default_policy;
 extern struct zonelist *huge_zonelist(struct vm_area_struct *vma,
                 unsigned long addr);
@@ -165,6 +175,8 @@ static inline void check_highest_zone(int k)
 int do_migrate_pages(struct mm_struct *mm,
         const nodemask_t *from_nodes, const nodemask_t *to_nodes, int flags);
 
+extern void *cpuset_being_rebound;      /* Trigger mpol_copy vma rebind */
+
 #else
 
 struct mempolicy {};
@@ -234,6 +246,12 @@ static inline void mpol_rebind_task(struct task_struct *tsk,
 {
 }
 
+static inline void mpol_rebind_mm(struct mm_struct *mm, nodemask_t *new)
+{
+}
+
+#define set_cpuset_being_rebound(x) do {} while (0)
+
 static inline struct zonelist *huge_zonelist(struct vm_area_struct *vma,
                 unsigned long addr)
 {