+ mm-remove-page_rmapping.patch added to mm-unstable branch

[Andrew Morton <akpm@linux-foundation.org>]

The patch titled
     Subject: mm: remove page_rmapping()
has been added to the -mm mm-unstable branch.  Its filename is
     mm-remove-page_rmapping.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-remove-page_rmapping.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: ZhangPeng <zhangpeng362@huawei.com>
Subject: mm: remove page_rmapping()
Date: Sat, 1 Jul 2023 11:28:53 +0800

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 <zhangpeng362@huawei.com>
Reviewed-by: Sidhartha Kumar <sidhartha.kumar@oracle.com>
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Nanyong Sun <sunnanyong@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 include/linux/mm.h |    1 -
 mm/util.c          |    6 ------
 2 files changed, 7 deletions(-)

--- a/include/linux/mm.h~mm-remove-page_rmapping
+++ a/include/linux/mm.h
@@ -2151,7 +2151,6 @@ static inline void *folio_address(const
 	return page_address(&folio->page);
 }
 
-extern void *page_rmapping(struct page *page);
 extern pgoff_t __page_file_index(struct page *page);
 
 /*
--- a/mm/util.c~mm-remove-page_rmapping
+++ a/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;
_

Patches currently in -mm which might be from zhangpeng362@huawei.com are

mm-use-a-folio-in-fault_dirty_shared_page.patch
mm-remove-page_rmapping.patch