FIXADDR_USER_START  249 arch/x86/vdso/vdso32-setup.c 	gate_vma.vm_start = FIXADDR_USER_START;
FIXADDR_USER_START   81 include/asm-x86/fixmap_64.h #define FIXADDR_USER_END	(FIXADDR_USER_START + PAGE_SIZE)
FIXADDR_USER_START 2798 mm/memory.c    	gate_vma.vm_start = FIXADDR_USER_START;
FIXADDR_USER_START 2826 mm/memory.c    	if ((addr >= FIXADDR_USER_START) && (addr < FIXADDR_USER_END))