pg_data_t *pgdat;
unsigned long i;
struct page_state ps;
+ unsigned long flags;
printk(KERN_INFO "Mem-info:\n");
show_free_areas();
printk(KERN_INFO "Free swap: %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10));
- for_each_pgdat(pgdat) {
+ for_each_online_pgdat(pgdat) {
+ pgdat_resize_lock(pgdat, &flags);
for (i = 0; i < pgdat->node_spanned_pages; ++i) {
page = pgdat_page_nr(pgdat, i);
total++;
else if (page_count(page))
shared += page_count(page) - 1;
}
+ pgdat_resize_unlock(pgdat, &flags);
}
printk(KERN_INFO "%d pages of RAM\n", total);
printk(KERN_INFO "%d pages of HIGHMEM\n", highmem);
struct page *page = virt_to_page(pgd);
page->index = (unsigned long)pgd_list;
if (pgd_list)
- pgd_list->private = (unsigned long)&page->index;
+ set_page_private(pgd_list, (unsigned long)&page->index);
pgd_list = page;
- page->private = (unsigned long)&pgd_list;
+ set_page_private(page, (unsigned long)&pgd_list);
}
static inline void pgd_list_del(pgd_t *pgd)
{
struct page *next, **pprev, *page = virt_to_page(pgd);
next = (struct page *)page->index;
- pprev = (struct page **)page->private;
+ pprev = (struct page **)page_private(page);
*pprev = next;
if (next)
- next->private = (unsigned long)pprev;
+ set_page_private(next, (unsigned long)pprev);
}
void pgd_ctor(void *pgd, kmem_cache_t *cache, unsigned long unused)
{
unsigned long flags;
- if (PTRS_PER_PMD == 1)
+ if (PTRS_PER_PMD == 1) {
+ memset(pgd, 0, USER_PTRS_PER_PGD*sizeof(pgd_t));
spin_lock_irqsave(&pgd_lock, flags);
+ }
- memcpy((pgd_t *)pgd + USER_PTRS_PER_PGD,
+ clone_pgd_range((pgd_t *)pgd + USER_PTRS_PER_PGD,
swapper_pg_dir + USER_PTRS_PER_PGD,
- (PTRS_PER_PGD - USER_PTRS_PER_PGD) * sizeof(pgd_t));
-
+ KERNEL_PGD_PTRS);
if (PTRS_PER_PMD > 1)
return;
pgd_list_add(pgd);
spin_unlock_irqrestore(&pgd_lock, flags);
- memset(pgd, 0, USER_PTRS_PER_PGD*sizeof(pgd_t));
}
/* never called when PTRS_PER_PMD > 1 */