diff options
Diffstat (limited to 'include/linux/frontswap.h')
| -rw-r--r-- | include/linux/frontswap.h | 28 |
1 files changed, 3 insertions, 25 deletions
diff --git a/include/linux/frontswap.h b/include/linux/frontswap.h index d4f29875c7c..6c49e1eba55 100644 --- a/include/linux/frontswap.h +++ b/include/linux/frontswap.h @@ -22,6 +22,7 @@ extern void frontswap_writethrough(bool); #define FRONTSWAP_HAS_EXCLUSIVE_GETS extern void frontswap_tmem_exclusive_gets(bool); +extern bool __frontswap_test(struct swap_info_struct *, pgoff_t); extern void __frontswap_init(unsigned type); extern int __frontswap_store(struct page *page); extern int __frontswap_load(struct page *page); @@ -29,26 +30,11 @@ extern void __frontswap_invalidate_page(unsigned, pgoff_t); extern void __frontswap_invalidate_area(unsigned); #ifdef CONFIG_FRONTSWAP +#define frontswap_enabled (1) static inline bool frontswap_test(struct swap_info_struct *sis, pgoff_t offset) { - bool ret = false; - - if (frontswap_enabled && sis->frontswap_map) - ret = test_bit(offset, sis->frontswap_map); - return ret; -} - -static inline void frontswap_set(struct swap_info_struct *sis, pgoff_t offset) -{ - if (frontswap_enabled && sis->frontswap_map) - set_bit(offset, sis->frontswap_map); -} - -static inline void frontswap_clear(struct swap_info_struct *sis, pgoff_t offset) -{ - if (frontswap_enabled && sis->frontswap_map) - clear_bit(offset, sis->frontswap_map); + return __frontswap_test(sis, offset); } static inline void frontswap_map_set(struct swap_info_struct *p, @@ -71,14 +57,6 @@ static inline bool frontswap_test(struct swap_info_struct *sis, pgoff_t offset) return false; } -static inline void frontswap_set(struct swap_info_struct *sis, pgoff_t offset) -{ -} - -static inline void frontswap_clear(struct swap_info_struct *sis, pgoff_t offset) -{ -} - static inline void frontswap_map_set(struct swap_info_struct *p, unsigned long *map) { |