kernel-ark/include/linux/mm_inline.h
Nick Piggin 674539115c [PATCH] mm: less atomic ops
In the page release paths, we can be sure that nobody will mess with our
page->flags because the refcount has dropped to 0.  So no need for atomic
operations here.

Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-22 07:53:57 -08:00

42 lines
783 B
C

static inline void
add_page_to_active_list(struct zone *zone, struct page *page)
{
list_add(&page->lru, &zone->active_list);
zone->nr_active++;
}
static inline void
add_page_to_inactive_list(struct zone *zone, struct page *page)
{
list_add(&page->lru, &zone->inactive_list);
zone->nr_inactive++;
}
static inline void
del_page_from_active_list(struct zone *zone, struct page *page)
{
list_del(&page->lru);
zone->nr_active--;
}
static inline void
del_page_from_inactive_list(struct zone *zone, struct page *page)
{
list_del(&page->lru);
zone->nr_inactive--;
}
static inline void
del_page_from_lru(struct zone *zone, struct page *page)
{
list_del(&page->lru);
if (PageActive(page)) {
__ClearPageActive(page);
zone->nr_active--;
} else {
zone->nr_inactive--;
}
}