struct page *next, *page;
unsigned int nr = 1;
- next = start + i;
+ next = nth_page(start, i);
page = compound_head(next);
if (PageHead(page))
nr = min_t(unsigned int,
{
int nr;
- for (nr = 0; addr != end; addr += PAGE_SIZE)
- pages[nr++] = page++;
+ for (nr = 0; addr != end; nr++, addr += PAGE_SIZE)
+ pages[nr] = nth_page(page, nr);
return nr;
}
VM_BUG_ON(!pfn_valid(pte_pfn(pte)));
head = pte_page(pte);
- page = head + ((addr & (sz-1)) >> PAGE_SHIFT);
+ page = nth_page(head, (addr & (sz - 1)) >> PAGE_SHIFT);
refs = record_subpages(page, addr, end, pages + *nr);
head = try_grab_compound_head(head, refs, flags);
pages, nr);
}
- page = pmd_page(orig) + ((addr & ~PMD_MASK) >> PAGE_SHIFT);
+ page = nth_page(pmd_page(orig), (addr & ~PMD_MASK) >> PAGE_SHIFT);
refs = record_subpages(page, addr, end, pages + *nr);
head = try_grab_compound_head(pmd_page(orig), refs, flags);
pages, nr);
}
- page = pud_page(orig) + ((addr & ~PUD_MASK) >> PAGE_SHIFT);
+ page = nth_page(pud_page(orig), (addr & ~PUD_MASK) >> PAGE_SHIFT);
refs = record_subpages(page, addr, end, pages + *nr);
head = try_grab_compound_head(pud_page(orig), refs, flags);
BUILD_BUG_ON(pgd_devmap(orig));
- page = pgd_page(orig) + ((addr & ~PGDIR_MASK) >> PAGE_SHIFT);
+ page = nth_page(pgd_page(orig), (addr & ~PGDIR_MASK) >> PAGE_SHIFT);
refs = record_subpages(page, addr, end, pages + *nr);
head = try_grab_compound_head(pgd_page(orig), refs, flags);