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mm: Convert delete_from_swap_cache to XArray

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Both callers of __delete_from_swap_cache have the swp_entry_t already,
so pass that in to make constructing the XA_STATE easier.

Signed-off-by: Matthew Wilcox <willy@infradead.org>
This commit is contained in:
Matthew Wilcox
2017-11-29 08:32:39 -05:00
parent 8d93b41c09
commit 4e17ec250f
3 changed files with 14 additions and 17 deletions
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5
include/linux/swap.h
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@@ -403,7 +403,7 @@ extern void show_swap_cache_info(void);
extern int add_to_swap(struct page *page);
extern int add_to_swap_cache(struct page *, swp_entry_t, gfp_t);
extern int __add_to_swap_cache(struct page *page, swp_entry_t entry);
extern void __delete_from_swap_cache(struct page *);
extern void __delete_from_swap_cache(struct page *, swp_entry_t entry);
extern void delete_from_swap_cache(struct page *);
extern void free_page_and_swap_cache(struct page *);
extern void free_pages_and_swap_cache(struct page **, int);
@@ -557,7 +557,8 @@ static inline int add_to_swap_cache(struct page *page, swp_entry_t entry,
return -1;
}
static inline void __delete_from_swap_cache(struct page *page)
static inline void __delete_from_swap_cache(struct page *page,
swp_entry_t entry)
{
}