xen: use early_brk for level2_kernel_pgt

	return pgd;

}

#else	/* !CONFIG_X86_64 */

static pmd_t level2_kernel_pgt[PTRS_PER_PMD] __page_aligned_bss;

static RESERVE_BRK_ARRAY(pmd_t, level2_kernel_pgt, PTRS_PER_PMD);

__init pgd_t *xen_setup_kernel_pagetable(pgd_t *pgd,

					 unsigned long max_pfn)

{

	pmd_t *kernel_pmd;

	level2_kernel_pgt = extend_brk(sizeof(pmd_t *) * PTRS_PER_PMD, PAGE_SIZE);

	max_pfn_mapped = PFN_DOWN(__pa(xen_start_info->pt_base) +

				  xen_start_info->nr_pt_frames * PAGE_SIZE +

				  512*1024);