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| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2021-04-29 22:55:35 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-04-30 11:20:37 -0700 |
| commit | 842ca547f706b1e05ccf3026a0ab15d24772a188 (patch) | |
| tree | 89b3f84e1e4a3b6285028dae48cef5eac7dc6f61 /mm/util.c | |
| parent | 1c824a680b1b67ad43c0908f11a70bcf37af56d5 (diff) | |
| download | linux-842ca547f706b1e05ccf3026a0ab15d24772a188.tar.bz2 | |
mm: move page_mapping_file to pagemap.h
page_mapping_file() is only used by some architectures, and then it
is usually only used in one place. Make it a static inline function
so other architectures don't have to carry this dead code.
Link: https://lkml.kernel.org/r/20210317123011.350118-1-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Acked-by: Mike Rapoport <rppt@linux.ibm.com>
Cc: Huang Ying <ying.huang@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/util.c')
| -rw-r--r-- | mm/util.c | 10 |
1 files changed, 0 insertions, 10 deletions
diff --git a/mm/util.c b/mm/util.c index c37e24d5fa43..083c5c417cfc 100644 --- a/mm/util.c +++ b/mm/util.c @@ -711,16 +711,6 @@ struct address_space *page_mapping(struct page *page) } EXPORT_SYMBOL(page_mapping); -/* - * For file cache pages, return the address_space, otherwise return NULL - */ -struct address_space *page_mapping_file(struct page *page) -{ - if (unlikely(PageSwapCache(page))) - return NULL; - return page_mapping(page); -} - /* Slow path of page_mapcount() for compound pages */ int __page_mapcount(struct page *page) { |