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Commit 04293355 authored by Rafael J. Wysocki's avatar Rafael J. Wysocki Committed by Linus Torvalds
Browse files

mm: remove unused page flags 



Remove the two page flags that were previously used by swsusp and are no
longer needed.

Signed-off-by: default avatarRafael J. Wysocki <rjw@sisk.pl>
Acked-by: default avatarPavel Machek <pavel@ucw.cz>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 74dfd666

include/linux/page-flags.h

+0 −12
Original line number Diff line number Diff line
@@ -83,13 +83,11 @@ 
#define PG_private		11	/* If pagecache, has fs-private data */



#define PG_writeback		12	/* Page is under writeback */

#define PG_nosave		13	/* Used for system suspend/resume */

#define PG_compound		14	/* Part of a compound page */

#define PG_swapcache		15	/* Swap page: swp_entry_t in private */



#define PG_mappedtodisk		16	/* Has blocks allocated on-disk */

#define PG_reclaim		17	/* To be reclaimed asap */

#define PG_nosave_free		18	/* Used for system suspend/resume */

#define PG_buddy		19	/* Page is free, on buddy lists */



/* PG_owner_priv_1 users should have descriptive aliases */
@@ -215,16 +213,6 @@ static inline void SetPageUptodate(struct page *page) 
		ret;							\

	})



#define PageNosave(page)	test_bit(PG_nosave, &(page)->flags)

#define SetPageNosave(page)	set_bit(PG_nosave, &(page)->flags)

#define TestSetPageNosave(page)	test_and_set_bit(PG_nosave, &(page)->flags)

#define ClearPageNosave(page)		clear_bit(PG_nosave, &(page)->flags)

#define TestClearPageNosave(page)	test_and_clear_bit(PG_nosave, &(page)->flags)



#define PageNosaveFree(page)	test_bit(PG_nosave_free, &(page)->flags)

#define SetPageNosaveFree(page)	set_bit(PG_nosave_free, &(page)->flags)

#define ClearPageNosaveFree(page)		clear_bit(PG_nosave_free, &(page)->flags)



#define PageBuddy(page)		test_bit(PG_buddy, &(page)->flags)

#define __SetPageBuddy(page)	__set_bit(PG_buddy, &(page)->flags)

#define __ClearPageBuddy(page)	__clear_bit(PG_buddy, &(page)->flags)