void *ptr;
if (after_bootmem)
- ptr = (void *) get_zeroed_page(GFP_ATOMIC | __GFP_NOTRACK);
+ ptr = (void *) get_zeroed_page(GFP_ATOMIC);
else
ptr = alloc_bootmem_pages(PAGE_SIZE);
/* clear_bss() already clear the empty_zero_page */
- register_page_bootmem_info();
-
/* this will put all memory onto the freelists */
free_all_bootmem();
after_bootmem = 1;
+ /*
+ * Must be done after boot memory is put on freelist, because here we
+ * might set fields in deferred struct pages that have not yet been
+ * initialized, and free_all_bootmem() initializes all the reserved
+ * deferred pages for us.
+ */
+ register_page_bootmem_info();
+
/* Register memory areas for /proc/kcore */
kclist_add(&kcore_vsyscall, (void *)VSYSCALL_ADDR,
PAGE_SIZE, KCORE_OTHER);
vmemmap_verify((pte_t *)pmd, node, addr, next);
continue;
}
- pr_warn_once("vmemmap: falling back to regular page backing\n");
if (vmemmap_populate_basepages(addr, next, node))
return -ENOMEM;
}
#if defined(CONFIG_MEMORY_HOTPLUG_SPARSE) && defined(CONFIG_HAVE_BOOTMEM_INFO_NODE)
void register_page_bootmem_memmap(unsigned long section_nr,
- struct page *start_page, unsigned long size)
+ struct page *start_page, unsigned long nr_pages)
{
unsigned long addr = (unsigned long)start_page;
- unsigned long end = (unsigned long)(start_page + size);
+ unsigned long end = (unsigned long)(start_page + nr_pages);
unsigned long next;
pgd_t *pgd;
p4d_t *p4d;
pud_t *pud;
pmd_t *pmd;
- unsigned int nr_pages;
+ unsigned int nr_pmd_pages;
struct page *page;
for (; addr < end; addr = next) {
if (pmd_none(*pmd))
continue;
- nr_pages = 1 << (get_order(PMD_SIZE));
+ nr_pmd_pages = 1 << get_order(PMD_SIZE);
page = pmd_page(*pmd);
- while (nr_pages--)
+ while (nr_pmd_pages--)
get_page_bootmem(section_nr, page++,
SECTION_INFO);
}