LAST_PKMAP         53 arch/x86/include/asm/highmem.h #define LAST_PKMAP_MASK (LAST_PKMAP-1)
LAST_PKMAP         40 arch/x86/include/asm/pgtable_32_types.h #define PKMAP_BASE ((FIXADDR_BOOT_START - PAGE_SIZE * (LAST_PKMAP + 1))	\