sg_mutex 16 arch/powerpc/platforms/powernv/opal-sensor-groups.c DEFINE_MUTEX(sg_mutex); sg_mutex 80 arch/powerpc/platforms/powernv/opal-sensor-groups.c ret = mutex_lock_interruptible(&sg_mutex); sg_mutex 105 arch/powerpc/platforms/powernv/opal-sensor-groups.c mutex_unlock(&sg_mutex);