pte_t* __meminitvmemmap_pte_populate(pmd_t*pmd,unsignedlongaddr,intnode){pte_t*pte = pte_offset_kernel(pmd, addr);if(pte_none(*pte)) {pte_tentry;void*p = vmemmap_alloc_block_buf(PAGE_SIZE, node);if(!p)returnNULL; entry = pfn_pte(__pa(p) >> PAGE_SHIFT, PAGE_KERNEL);se...