提交 70dc991d 编写于 作者: N Nick Piggin 提交者: Linus Torvalds

[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: NNick 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: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
上级 84097518
......@@ -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++;
}
......
......@@ -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);
}
......
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