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-rw-r--r--include/linux/mempolicy.h18
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)
{