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Commit cc102509 authored by Nick Piggin's avatar Nick Piggin Committed by Linus Torvalds
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[PATCH] mm: add arch_alloc_page 



Add an arch_alloc_page to match arch_free_page.

Signed-off-by: default avatarNick Piggin <npiggin@suse.de>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 7602bdf2

include/linux/gfp.h

+3 −0
Original line number Diff line number Diff line
@@ -116,6 +116,9 @@ static inline enum zone_type gfp_zone(gfp_t flags) 
#ifndef HAVE_ARCH_FREE_PAGE

static inline void arch_free_page(struct page *page, int order) { }

#endif

#ifndef HAVE_ARCH_ALLOC_PAGE

static inline void arch_alloc_page(struct page *page, int order) { }

#endif



extern struct page *

FASTCALL(__alloc_pages(gfp_t, unsigned int, struct zonelist *));

mm/page_alloc.c

+2 −0
Original line number Diff line number Diff line
@@ -598,6 +598,8 @@ static int prep_new_page(struct page *page, int order, gfp_t gfp_flags) 
			1 << PG_checked | 1 << PG_mappedtodisk);

	set_page_private(page, 0);

	set_page_refcounted(page);



	arch_alloc_page(page, order);

	kernel_map_pages(page, 1 << order, 1);



	if (gfp_flags & __GFP_ZERO)