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| author |   Matthew Wilcox (Oracle) <willy@infradead.org> | 2024-10-05 21:01:15 +0100 |
|---|---|---|
| committer |   Andrew Morton <akpm@linux-foundation.org> | 2024-11-07 14:38:07 -0800 |
| commit | 68158bfa3dbd4af8461ef75a91ffc03be942c8fe (patch) | |
| tree | c9d893f1a845509151594a08f051c3cdc7f303ac /include/linux/rmap.h | |
| parent | mm: renovate page_address_in_vma() (diff) | |
| download | linux-rng-68158bfa3dbd4af8461ef75a91ffc03be942c8fe.tar.xz linux-rng-68158bfa3dbd4af8461ef75a91ffc03be942c8fe.zip | |
mm: mass constification of folio/page pointers
Now that page_pgoff() takes const pointers, we can constify the pointers
to a lot of functions.
Link: https://lkml.kernel.org/r/20241005200121.3231142-5-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/rmap.h')
| -rw-r--r-- | include/linux/rmap.h | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/include/linux/rmap.h b/include/linux/rmap.h index 78923015a2e8..683a04088f3f 100644 --- a/include/linux/rmap.h +++ b/include/linux/rmap.h @@ -171,7 +171,7 @@ static inline void anon_vma_merge(struct vm_area_struct *vma, unlink_anon_vmas(next); } -struct anon_vma *folio_get_anon_vma(struct folio *folio); +struct anon_vma *folio_get_anon_vma(const struct folio *folio); /* RMAP flags, currently only relevant for some anon rmap operations. */ typedef int __bitwise rmap_t; @@ -194,8 +194,8 @@ enum rmap_level { RMAP_LEVEL_PMD, }; -static inline void __folio_rmap_sanity_checks(struct folio *folio, - struct page *page, int nr_pages, enum rmap_level level) +static inline void __folio_rmap_sanity_checks(const struct folio *folio, + const struct page *page, int nr_pages, enum rmap_level level) { /* hugetlb folios are handled separately. */ VM_WARN_ON_FOLIO(folio_test_hugetlb(folio), folio); @@ -771,14 +771,14 @@ struct rmap_walk_control { bool (*rmap_one)(struct folio *folio, struct vm_area_struct *vma, unsigned long addr, void *arg); int (*done)(struct folio *folio); - struct anon_vma *(*anon_lock)(struct folio *folio, + struct anon_vma *(*anon_lock)(const struct folio *folio, struct rmap_walk_control *rwc); bool (*invalid_vma)(struct vm_area_struct *vma, void *arg); }; void rmap_walk(struct folio *folio, struct rmap_walk_control *rwc); void rmap_walk_locked(struct folio *folio, struct rmap_walk_control *rwc); -struct anon_vma *folio_lock_anon_vma_read(struct folio *folio, +struct anon_vma *folio_lock_anon_vma_read(const struct folio *folio, struct rmap_walk_control *rwc); #else /* !CONFIG_MMU */ |