mm: swap: implement generic handler for swap_activate

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / linux / swap.h

diff --git a/include/linux/swap.h b/include/linux/swap.h
index ab230b1ebf6151a7432a8cca3f6b72e3d66a74d1..388e70601413332f6b89c97cccf8b99c0b8381ab 100644 (file)
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -324,6 +324,11 @@ extern int swap_writepage(struct page *page, struct writeback_control *wbc);
 extern int swap_set_page_dirty(struct page *page);
 extern void end_swap_bio_read(struct bio *bio, int err);
 
+int add_swap_extent(struct swap_info_struct *sis, unsigned long start_page,
+               unsigned long nr_pages, sector_t start_block);
+int generic_swapfile_activate(struct swap_info_struct *, struct file *,
+               sector_t *);
+
 /* linux/mm/swap_state.c */
 extern struct address_space swapper_space;
 #define total_swapcache_pages  swapper_space.nrpages