PPC_INST_SC 471 arch/powerpc/kernel/signal_32.c || __put_user(PPC_INST_SC, &frame->tramp[1])) PPC_INST_SC 612 arch/powerpc/kernel/signal_32.c || __put_user(PPC_INST_SC, &frame->tramp[1])) PPC_INST_SC 612 arch/powerpc/kernel/signal_64.c err |= __put_user(PPC_INST_SC, &tramp[2]);