do_sigaltstack 161 arch/x86/ia32/ia32_signal.c ret = do_sigaltstack(uss_ptr ? &uss : NULL, &uoss, regs->sp); do_sigaltstack 113 arch/x86/kernel/signal_32.c return do_sigaltstack(uss, uoss, regs->sp); do_sigaltstack 236 arch/x86/kernel/signal_32.c if (do_sigaltstack(&frame->uc.uc_stack, NULL, regs->sp) == -EFAULT) do_sigaltstack 52 arch/x86/kernel/signal_64.c return do_sigaltstack(uss, uoss, regs->sp); do_sigaltstack 127 arch/x86/kernel/signal_64.c if (do_sigaltstack(&frame->uc.uc_stack, NULL, regs->sp) == -EFAULT) do_sigaltstack 1786 include/linux/sched.h extern int do_sigaltstack(const stack_t __user *, stack_t __user *, unsigned long);