sc_stack 38 arch/ia64/include/uapi/asm/sigcontext.h stack_t sc_stack; /* previously active stack */ sc_stack 11 arch/ia64/include/uapi/asm/ucontext.h #define uc_stack uc_mcontext.sc_stack sc_stack 150 arch/ia64/kernel/signal.c if (restore_altstack(&sc->sc_stack)) sc_stack 281 arch/ia64/kernel/signal.c err |= __save_altstack(&frame->sc.sc_stack, scr->pt.r12);