[MIPS] SMP: Get smp_tune_scheduling to do something useful.

[powerpc.git] / arch / mips / kernel / signal.c

diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c
index adbfb95..f091786 100644 (file)
--- a/arch/mips/kernel/signal.c
+++ b/arch/mips/kernel/signal.c
@@ -89,6 +89,9 @@ int setup_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc)
        for (i = 1; i < 32; i++)
                err |= __put_user(regs->regs[i], &sc->sc_regs[i]);
 
+#ifdef CONFIG_CPU_HAS_SMARTMIPS
+       err |= __put_user(regs->acx, &sc->sc_acx);
+#endif
        err |= __put_user(regs->hi, &sc->sc_mdhi);
        err |= __put_user(regs->lo, &sc->sc_mdlo);
        if (cpu_has_dsp) {
@@ -132,6 +135,10 @@ int restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc)
        current_thread_info()->restart_block.fn = do_no_restart_syscall;
 
        err |= __get_user(regs->cp0_epc, &sc->sc_pc);
+
+#ifdef CONFIG_CPU_HAS_SMARTMIPS
+       err |= __get_user(regs->acx, &sc->sc_acx);
+#endif
        err |= __get_user(regs->hi, &sc->sc_mdhi);
        err |= __get_user(regs->lo, &sc->sc_mdlo);
        if (cpu_has_dsp) {