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authorIngo Molnar <mingo@elte.hu>2009-01-11 03:43:52 +0100
committerIngo Molnar <mingo@elte.hu>2009-01-11 03:43:52 +0100
commit99cd7074891f87c49660e3b2880564324a4733ac (patch)
tree903d2665bcb445f1f265d1adf7a99f265bcefc15 /include/linux/migrate.h
parente8a9cbf6ae620d9e5ba9cb42001c033287a284a3 (diff)
parentc59765042f53a79a7a65585042ff463b69cb248c (diff)
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Merge commit 'v2.6.29-rc1' into tracing/urgent
Diffstat (limited to 'include/linux/migrate.h')
-rw-r--r--include/linux/migrate.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index 3f34005068d..527602cdea1 100644
--- a/include/linux/migrate.h
+++ b/include/linux/migrate.h
@@ -7,6 +7,8 @@
typedef struct page *new_page_t(struct page *, unsigned long private, int **);
#ifdef CONFIG_MIGRATION
+#define PAGE_MIGRATION 1
+
extern int putback_lru_pages(struct list_head *l);
extern int migrate_page(struct address_space *,
struct page *, struct page *);
@@ -20,6 +22,8 @@ extern int migrate_vmas(struct mm_struct *mm,
const nodemask_t *from, const nodemask_t *to,
unsigned long flags);
#else
+#define PAGE_MIGRATION 0
+
static inline int putback_lru_pages(struct list_head *l) { return 0; }
static inline int migrate_pages(struct list_head *l, new_page_t x,
unsigned long private) { return -ENOSYS; }