Commit 6785c54a authored by Matthew Wilcox (Oracle)'s avatar Matthew Wilcox (Oracle) Committed by Andrew Morton
Browse files

mm: remove put_devmap_managed_page() 

It only has one caller; convert that caller to use
put_devmap_managed_page_refs() instead.

Link: https://lkml.kernel.org/r/20240424191914.361554-3-willy@infradead.org


Signed-off-by: default avatarMatthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 3f2ae4eb

include/linux/mm.h

+1 −6
Original line number Diff line number Diff line
@@ -1457,11 +1457,6 @@ static inline bool put_devmap_managed_page_refs(struct page *page, int refs) 
}

#endif /* CONFIG_ZONE_DEVICE && CONFIG_FS_DAX */



static inline bool put_devmap_managed_page(struct page *page)

{

	return put_devmap_managed_page_refs(page, 1);

}



/* 127: arbitrary random number, small enough to assemble well */

#define folio_ref_zero_or_close_to_overflow(folio) \

	((unsigned int) folio_ref_count(folio) + 127u <= 127u)
@@ -1580,7 +1575,7 @@ static inline void put_page(struct page *page) 
	 * For some devmap managed pages we need to catch refcount transition

	 * from 2 to 1:

	 */

	if (put_devmap_managed_page(&folio->page))

	if (put_devmap_managed_page_refs(&folio->page, 1))

		return;

	folio_put(folio);

}