From 4698b1b9e737365e206f1ef55a864d8e205fe8f3 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?D=2E=20Andrei=20M=C4=83ce=C8=99?= Date: Wed, 30 Sep 2015 15:18:37 -0400 Subject: mm: Need page_swap_info() helper method from upstream Stolen from commit f981c5950fa85916ba49bea5d9a7a5078f47e569: "mm: methods for teaching filesystems about PG_swapcache pages" Change-Id: I6673913f9c825d3a6de88a652e99bcaf04eb1dd6 --- include/linux/swap.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/linux/swap.h') diff --git a/include/linux/swap.h b/include/linux/swap.h index be5eecc2bad..bd6e937f4ca 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -348,6 +348,7 @@ extern int swap_type_of(dev_t, sector_t, struct block_device **); extern unsigned int count_swap_pages(int, int); extern sector_t map_swap_page(struct page *, struct block_device **); extern sector_t swapdev_block(int, pgoff_t); +extern struct swap_info_struct *page_swap_info(struct page *); extern int reuse_swap_page(struct page *); extern int try_to_free_swap(struct page *); struct backing_dev_info; -- cgit v1.2.3