Commit c5255b42 authored by Matthew Wilcox (Oracle)'s avatar Matthew Wilcox (Oracle) Committed by Andrew Morton
Browse files

mm: remove FGP_HEAD 

This is no longer used; all callers have been converted to use folios
instead.  Somehow this manages to save 11 bytes of text.

Link: https://lkml.kernel.org/r/20221019183332.2802139-5-willy@infradead.org


Signed-off-by: default avatarMatthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 524984ff

include/linux/pagemap.h

+2 −3
Original line number Diff line number Diff line
@@ -504,9 +504,8 @@ pgoff_t page_cache_prev_miss(struct address_space *mapping, 
#define FGP_NOFS		0x00000010

#define FGP_NOWAIT		0x00000020

#define FGP_FOR_MMAP		0x00000040

#define FGP_HEAD		0x00000080

#define FGP_ENTRY		0x00000100

#define FGP_STABLE		0x00000200

#define FGP_ENTRY		0x00000080

#define FGP_STABLE		0x00000100



struct folio *__filemap_get_folio(struct address_space *mapping, pgoff_t index,

		int fgp_flags, gfp_t gfp);

mm/folio-compat.c

+1 −1
Original line number Diff line number Diff line
@@ -108,7 +108,7 @@ struct page *pagecache_get_page(struct address_space *mapping, pgoff_t index, 
	struct folio *folio;



	folio = __filemap_get_folio(mapping, index, fgp_flags, gfp);

	if ((fgp_flags & FGP_HEAD) || !folio || xa_is_value(folio))

	if (!folio || xa_is_value(folio))

		return &folio->page;

	return folio_file_page(folio, index);

}