diff options
| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-09-02 22:46:06 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-10-04 00:02:46 +0300 |
| commit | bdb0ed54a4768dc3c2613d4c45f94c887d43cd7a (patch) | |
| tree | e6a4f6b623a71f5f2483a146017d374a52b951fd /include/linux/swap.h | |
| parent | 14d01ee9fcb901c9e020f2dcd71c500f10c3bd03 (diff) | |
| download | linux-bdb0ed54a4768dc3c2613d4c45f94c887d43cd7a.tar.xz | |
mm/swapfile: convert try_to_free_swap() to folio_free_swap()
Add kernel-doc for folio_free_swap() and make it return bool. Add a
try_to_free_swap() compatibility wrapper.
Link: https://lkml.kernel.org/r/20220902194653.1739778-11-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'include/linux/swap.h')
| -rw-r--r-- | include/linux/swap.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/swap.h b/include/linux/swap.h index 61e13d1a4cab..dac6308d878e 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -490,6 +490,7 @@ static inline long get_nr_swap_pages(void) extern void si_swapinfo(struct sysinfo *); swp_entry_t folio_alloc_swap(struct folio *folio); +bool folio_free_swap(struct folio *folio); extern void put_swap_page(struct page *page, swp_entry_t entry); extern swp_entry_t get_swap_page_of_type(int); extern int get_swap_pages(int n, swp_entry_t swp_entries[], int entry_size); @@ -606,6 +607,11 @@ static inline swp_entry_t folio_alloc_swap(struct folio *folio) return entry; } +static inline bool folio_free_swap(struct folio *folio) +{ + return false; +} + static inline int add_swap_extent(struct swap_info_struct *sis, unsigned long start_page, unsigned long nr_pages, sector_t start_block) |