MAP_NORESERVE 463 gc/solaris_threads.c PROT_READ|PROT_WRITE, MAP_PRIVATE |MAP_NORESERVE, MAP_NORESERVE 507 gc/solaris_threads.c mmap(stack, size, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_NORESERVE|MAP_FIXED,