__STACK_RND_MASK  326 arch/x86/include/asm/elf.h #define STACK_RND_MASK __STACK_RND_MASK(mmap_is_ia32())
__STACK_RND_MASK   43 arch/x86/mm/mmap.c 		max = (-1UL) & __STACK_RND_MASK(task_size == task_size_32bit());