page_head          62 sys/mem/page.c static struct page	page_head;	/* first free block */
page_head          89 sys/mem/page.c 	blk = &page_head;
page_head          92 sys/mem/page.c 		if (blk == &page_head) {
page_head         144 sys/mem/page.c 	for (prev = &page_head; prev->next < blk; prev = prev->next) {
page_head         145 sys/mem/page.c 		if (prev->next == &page_head)
page_head         162 sys/mem/page.c 	if (blk->next != &page_head &&
page_head         168 sys/mem/page.c 	if (blk->prev != &page_head &&
page_head         198 sys/mem/page.c 	blk = page_head.next;
page_head         200 sys/mem/page.c 		if (blk == &page_head)
page_head         270 sys/mem/page.c 	page_head.next = page_head.prev = &page_head;