From fc1878ec70ede56ee48f2d65525d4f7c6888b496 Mon Sep 17 00:00:00 2001 From: ZhangPeng Date: Sat, 1 Jul 2023 11:28:53 +0800 Subject: [PATCH] mm: remove page_rmapping() After converting the last user to folio_raw_mapping(), we can safely remove the function. Link: https://lkml.kernel.org/r/20230701032853.258697-3-zhangpeng362@huawei.com Signed-off-by: ZhangPeng Reviewed-by: Sidhartha Kumar Reviewed-by: Matthew Wilcox (Oracle) Cc: Kefeng Wang Cc: Nanyong Sun Signed-off-by: Andrew Morton --- include/linux/mm.h | 1 - mm/util.c | 6 ------ 2 files changed, 7 deletions(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index 406ab9e..6d15099 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2170,7 +2170,6 @@ static inline void *folio_address(const struct folio *folio) return page_address(&folio->page); } -extern void *page_rmapping(struct page *page); extern pgoff_t __page_file_index(struct page *page); /* diff --git a/mm/util.c b/mm/util.c index dd12b95..5e93051 100644 --- a/mm/util.c +++ b/mm/util.c @@ -734,12 +734,6 @@ void *vcalloc(size_t n, size_t size) } EXPORT_SYMBOL(vcalloc); -/* Neutral page->mapping pointer to address_space or anon_vma or other */ -void *page_rmapping(struct page *page) -{ - return folio_raw_mapping(page_folio(page)); -} - struct anon_vma *folio_anon_vma(struct folio *folio) { unsigned long mapping = (unsigned long)folio->mapping; -- 2.7.4