diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/migrate.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/include/linux/migrate.h b/include/linux/migrate.h index 8d3c57f..804651c 100644 --- a/include/linux/migrate.h +++ b/include/linux/migrate.h @@ -90,10 +90,18 @@ static inline int migrate_huge_page_move_mapping(struct address_space *mapping, #endif /* CONFIG_MIGRATION */ #ifdef CONFIG_NUMA_BALANCING -extern int migrate_misplaced_page(struct page *page, int node); +extern bool pmd_trans_migrating(pmd_t pmd); +extern void wait_migrate_huge_page(struct anon_vma *anon_vma, pmd_t *pmd); extern int migrate_misplaced_page(struct page *page, int node); extern bool migrate_ratelimited(int node); #else +static inline bool pmd_trans_migrating(pmd_t pmd) +{ + return false; +} +static inline void wait_migrate_huge_page(struct anon_vma *anon_vma, pmd_t *pmd) +{ +} static inline int migrate_misplaced_page(struct page *page, int node) { return -EAGAIN; /* can't migrate now */ |