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mm/ksm: Remove reuse_ksm_page()

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Remove the function as the last reference has gone away with the do_wp_page()
changes.

Signed-off-by: Peter Xu <peterx@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Peter Xu
2020-08-21 19:49:56 -04:00
committed by Linus Torvalds
parent 09854ba94c
commit 1a0cf26323
2 changed files with 0 additions and 32 deletions
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7
include/linux/ksm.h
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@@ -53,8 +53,6 @@ struct page *ksm_might_need_to_copy(struct page *page,
void rmap_walk_ksm(struct page *page, struct rmap_walk_control *rwc);
void ksm_migrate_page(struct page *newpage, struct page *oldpage);
bool reuse_ksm_page(struct page *page,
struct vm_area_struct *vma, unsigned long address);
#else /* !CONFIG_KSM */
@@ -88,11 +86,6 @@ static inline void rmap_walk_ksm(struct page *page,
static inline void ksm_migrate_page(struct page *newpage, struct page *oldpage)
{
}
static inline bool reuse_ksm_page(struct page *page,
struct vm_area_struct *vma, unsigned long address)
{
return false;
}
#endif /* CONFIG_MMU */
#endif /* !CONFIG_KSM */