#ifndef __ASM_GENERIC_MMAN_H#define __ASM_GENERIC_MMAN_H#include <asm-generic/mman-common.h>#define MAP_GROWSDOWN 0x0100 /* stack-like segment */#define MAP_DENYWRITE 0x0800 /* ETXTBSY */#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */#define MAP_LOCKED 0x2000 /* pages are locked */#define MAP_NORESERVE 0x4000 /* don't check for reservations */#define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */#define MAP_NONBLOCK 0x10000 /* do not block on IO */#define MAP_STACK 0x20000 /* give out an address that is best suited for process/thread stacks */