Merge tag 'trace-v5.15-3' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt...

[linux-2.6-microblaze.git] / include / linux / migrate.h

diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index 23dadf7..3262509 100644 (file)
--- a/include/linux/migrate.h
+++ b/include/linux/migrate.h
@@ -28,6 +28,7 @@ enum migrate_reason {
        MR_NUMA_MISPLACED,
        MR_CONTIG_RANGE,
        MR_LONGTERM_PIN,
+       MR_DEMOTION,
        MR_TYPES
 };
 
@@ -41,7 +42,8 @@ extern int migrate_page(struct address_space *mapping,
                        struct page *newpage, struct page *page,
                        enum migrate_mode mode);
 extern int migrate_pages(struct list_head *l, new_page_t new, free_page_t free,
-               unsigned long private, enum migrate_mode mode, int reason);
+               unsigned long private, enum migrate_mode mode, int reason,
+               unsigned int *ret_succeeded);
 extern struct page *alloc_migration_target(struct page *page, unsigned long private);
 extern int isolate_movable_page(struct page *page, isolate_mode_t mode);
 
@@ -56,7 +58,7 @@ extern int migrate_page_move_mapping(struct address_space *mapping,
 static inline void putback_movable_pages(struct list_head *l) {}
 static inline int migrate_pages(struct list_head *l, new_page_t new,
                free_page_t free, unsigned long private, enum migrate_mode mode,
-               int reason)
+               int reason, unsigned int *ret_succeeded)
        { return -ENOSYS; }
 static inline struct page *alloc_migration_target(struct page *page,
                unsigned long private)
@@ -166,6 +168,14 @@ struct migrate_vma {
 int migrate_vma_setup(struct migrate_vma *args);
 void migrate_vma_pages(struct migrate_vma *migrate);
 void migrate_vma_finalize(struct migrate_vma *migrate);
+int next_demotion_node(int node);
+
+#else /* CONFIG_MIGRATION disabled: */
+
+static inline int next_demotion_node(int node)
+{
+       return NUMA_NO_NODE;
+}
 
 #endif /* CONFIG_MIGRATION */