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fs: Remove last vestiges of releasepage 

All users are now converted to release_folio

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
This commit is contained in:
Matthew Wilcox (Oracle) 2022-05-01 00:27:53 -04:00
parent bcaabc5549
commit 704ead2bed
3 changed files with 1 additions and 4 deletions
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1
include/linux/fs.h
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@ -356,7 +356,6 @@ struct address_space_operations {
sector_t (*bmap)(struct address_space *, sector_t); sector_t (*bmap)(struct address_space *, sector_t);
void (*invalidate_folio) (struct folio *, size_t offset, size_t len); void (*invalidate_folio) (struct folio *, size_t offset, size_t len);
bool (*release_folio)(struct folio *, gfp_t); bool (*release_folio)(struct folio *, gfp_t);
int (*releasepage) (struct page *, gfp_t);
void (*freepage)(struct page *); void (*freepage)(struct page *);
ssize_t (*direct_IO)(struct kiocb *, struct iov_iter *iter); ssize_t (*direct_IO)(struct kiocb *, struct iov_iter *iter);
/* /*

2
include/linux/page-flags.h
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@ -516,7 +516,7 @@ PAGEFLAG(SwapBacked, swapbacked, PF_NO_TAIL)
/* /*
* Private page markings that may be used by the filesystem that owns the page * Private page markings that may be used by the filesystem that owns the page
* for its own purposes. * for its own purposes.
* - PG_private and PG_private_2 cause releasepage() and co to be invoked * - PG_private and PG_private_2 cause release_folio() and co to be invoked
*/ */
PAGEFLAG(Private, private, PF_ANY) PAGEFLAG(Private, private, PF_ANY)
PAGEFLAG(Private2, private_2, PF_ANY) TESTSCFLAG(Private2, private_2, PF_ANY) PAGEFLAG(Private2, private_2, PF_ANY) TESTSCFLAG(Private2, private_2, PF_ANY)

2
mm/filemap.c
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@ -3957,8 +3957,6 @@ bool filemap_release_folio(struct folio *folio, gfp_t gfp)
if (mapping && mapping->a_ops->release_folio) if (mapping && mapping->a_ops->release_folio)
return mapping->a_ops->release_folio(folio, gfp); return mapping->a_ops->release_folio(folio, gfp);
if (mapping && mapping->a_ops->releasepage)
return mapping->a_ops->releasepage(&folio->page, gfp);
return try_to_free_buffers(&folio->page); return try_to_free_buffers(&folio->page);
} }
EXPORT_SYMBOL(filemap_release_folio); EXPORT_SYMBOL(filemap_release_folio);