nmi_ipi_lock_start 423 arch/powerpc/kernel/smp.c nmi_ipi_lock_start(&flags); nmi_ipi_lock_start 475 arch/powerpc/kernel/smp.c nmi_ipi_lock_start(&flags); nmi_ipi_lock_start 479 arch/powerpc/kernel/smp.c nmi_ipi_lock_start(&flags);