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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-02-10 11:35:36 -0800 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-02-10 11:35:36 -0800 |
| commit | 4ba24fef3eb3b142197135223b90ced2f319cd53 (patch) | |
| tree | a20c125b27740ec7b4c761b11d801108e1b316b2 /mm/swap_state.c | |
| parent | 47c1ffb2b6b630894e9a16442611c056ab21c057 (diff) | |
| parent | 98a4a59ee31a12105a2b84f5b8b515ac2cb208ef (diff) | |
Merge branch 'next' into for-linus
Prepare first round of input updates for 3.20.
Diffstat (limited to 'mm/swap_state.c')
| -rw-r--r-- | mm/swap_state.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/mm/swap_state.c b/mm/swap_state.c index 3e0ec83d000..9711342987a 100644 --- a/mm/swap_state.c +++ b/mm/swap_state.c @@ -17,7 +17,6 @@ #include <linux/blkdev.h> #include <linux/pagevec.h> #include <linux/migrate.h> -#include <linux/page_cgroup.h> #include <asm/pgtable.h> @@ -28,7 +27,9 @@ static const struct address_space_operations swap_aops = { .writepage = swap_writepage, .set_page_dirty = swap_set_page_dirty, +#ifdef CONFIG_MIGRATION .migratepage = migrate_page, +#endif }; static struct backing_dev_info swap_backing_dev_info = { @@ -263,18 +264,12 @@ void free_page_and_swap_cache(struct page *page) void free_pages_and_swap_cache(struct page **pages, int nr) { struct page **pagep = pages; + int i; lru_add_drain(); - while (nr) { - int todo = min(nr, PAGEVEC_SIZE); - int i; - - for (i = 0; i < todo; i++) - free_swap_cache(pagep[i]); - release_pages(pagep, todo, false); - pagep += todo; - nr -= todo; - } + for (i = 0; i < nr; i++) + free_swap_cache(pagep[i]); + release_pages(pagep, nr, false); } /* |