aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/mempolicy.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/mempolicy.h')
-rw-r--r--include/linux/mempolicy.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h
index 0aaf91b496e2..4091692bed8c 100644
--- a/include/linux/mempolicy.h
+++ b/include/linux/mempolicy.h
@@ -184,6 +184,14 @@ extern bool vma_migratable(struct vm_area_struct *vma);
extern int mpol_misplaced(struct page *, struct vm_area_struct *, unsigned long);
extern void mpol_put_task_policy(struct task_struct *);
+extern bool numa_demotion_enabled;
+
+static inline bool mpol_is_preferred_many(struct mempolicy *pol)
+{
+ return (pol->mode == MPOL_PREFERRED_MANY);
+}
+
+
#else
struct mempolicy {};
@@ -292,5 +300,13 @@ static inline nodemask_t *policy_nodemask_current(gfp_t gfp)
{
return NULL;
}
+
+#define numa_demotion_enabled false
+
+static inline bool mpol_is_preferred_many(struct mempolicy *pol)
+{
+ return false;
+}
+
#endif /* CONFIG_NUMA */
#endif