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Commit 70dc991d authored by Nick Piggin's avatar Nick Piggin Committed by Linus Torvalds
Browse files

[PATCH] remove set_page_count(page, 0) users (outside mm) 



A couple of places set_page_count(page, 1) that don't need to.

Signed-off-by: default avatarNick Piggin <npiggin@suse.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Jeff Dike <jdike@addtoit.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 84097518

arch/powerpc/mm/mem.c

+2 −2
Original line number Diff line number Diff line
@@ -108,8 +108,8 @@ EXPORT_SYMBOL(phys_mem_access_prot); 
void online_page(struct page *page)

{

	ClearPageReserved(page);

	set_page_count(page, 0);

	free_cold_page(page);

	set_page_count(page, 1);

	__free_page(page);

	totalram_pages++;

	num_physpages++;

}

arch/um/kernel/physmem.c

+1 −1
Original line number Diff line number Diff line
@@ -279,7 +279,7 @@ int init_maps(unsigned long physmem, unsigned long iomem, unsigned long highmem) 


	for(i = 0; i < total_pages; i++){

		p = &map[i];

		set_page_count(p, 0);

		memset(p, 0, sizeof(struct page));

		SetPageReserved(p);

		INIT_LIST_HEAD(&p->lru);

	}