write_sigio_stack 25 arch/um/os-Linux/sigio.c static unsigned long write_sigio_stack; write_sigio_stack 156 arch/um/os-Linux/sigio.c free_stack(write_sigio_stack, 0); write_sigio_stack 310 arch/um/os-Linux/sigio.c &write_sigio_stack); write_sigio_stack 382 arch/um/os-Linux/sigio.c free_stack(write_sigio_stack, 0);