FIXMAP_PMD_NUM 26 arch/x86/include/asm/pgtable_64.h extern pte_t level1_fixmap_pgt[512 * FIXMAP_PMD_NUM]; FIXMAP_PMD_NUM 170 arch/x86/kernel/head64.c for (i = FIXMAP_PMD_TOP; i > FIXMAP_PMD_TOP - FIXMAP_PMD_NUM; i--) FIXMAP_PMD_NUM 635 arch/x86/mm/pgtable.c (FIXMAP_PMD_NUM * PTRS_PER_PTE)); FIXMAP_PMD_NUM 1955 arch/x86/xen/mmu_pv.c for (i = 0; i < FIXMAP_PMD_NUM; i++) {