mm: add FOLL_MLOCK follow_page flag.

[mv-sheeva.git] / include / linux / mm.h

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 721f451c3029bb756324458f93eccf107778d746..9ade803bcc1b916c5e37d1abe34d91124cba7605 100644 (file)
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1415,6 +1415,7 @@ struct page *follow_page(struct vm_area_struct *, unsigned long address,
 #define FOLL_GET       0x04    /* do get_page on page */
 #define FOLL_DUMP      0x08    /* give error on hole if it would be zero */
 #define FOLL_FORCE     0x10    /* get_user_pages read/write w/o permission */
+#define FOLL_MLOCK     0x40    /* mark page as mlocked */
 
 typedef int (*pte_fn_t)(pte_t *pte, pgtable_t token, unsigned long addr,
                        void *data);