alloc_page_vma    224 include/linux/gfp.h #define alloc_page_vma(gfp_mask, vma, addr) alloc_pages(gfp_mask, 0)
alloc_page_vma   1531 mm/mempolicy.c alloc_page_vma(gfp_t gfp, struct vm_area_struct *vma, unsigned long addr)