summaryrefslogtreecommitdiff
path: root/include/linux/migrate.h
diff options
context:
space:
mode:
authorIngo Molnar <mingo@kernel.org>2014-01-12 17:12:44 +0400
committerIngo Molnar <mingo@kernel.org>2014-01-12 17:12:44 +0400
commitdba861461f88c12249ac78fb877866c04f99deb3 (patch)
tree5812b143581bcc66c7c542f01ba0cb22e489b8e5 /include/linux/migrate.h
parent0e6601eee039893a3f6420596ae4588d90d13cbe (diff)
parent228fdc083b017eaf90e578fa86fb1ecfd5ffae87 (diff)
downloadlinux-dba861461f88c12249ac78fb877866c04f99deb3.tar.xz
Merge branch 'linus' into timers/core
Pick up the latest fixes and refresh the branch. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/migrate.h')
-rw-r--r--include/linux/migrate.h12
1 files changed, 11 insertions, 1 deletions
diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index f5096b58b20d..f015c059e159 100644
--- a/include/linux/migrate.h
+++ b/include/linux/migrate.h
@@ -55,7 +55,8 @@ extern int migrate_huge_page_move_mapping(struct address_space *mapping,
struct page *newpage, struct page *page);
extern int migrate_page_move_mapping(struct address_space *mapping,
struct page *newpage, struct page *page,
- struct buffer_head *head, enum migrate_mode mode);
+ struct buffer_head *head, enum migrate_mode mode,
+ int extra_count);
#else
static inline void putback_lru_pages(struct list_head *l) {}
@@ -90,10 +91,19 @@ static inline int migrate_huge_page_move_mapping(struct address_space *mapping,
#endif /* CONFIG_MIGRATION */
#ifdef CONFIG_NUMA_BALANCING
+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,
struct vm_area_struct *vma, 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,
struct vm_area_struct *vma, int node)
{