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Commit 07df3043 authored by Marcin Slusarz's avatar Marcin Slusarz Committed by Ben Skeggs
Browse files

drm/nouveau/therm: use workqueue to shutdown the machine 



orderly_poweroff cannot be called from atomic context.

Signed-off-by: default avatarMarcin Slusarz <marcin.slusarz@gmail.com>
Acked-by: default avatarMartin Peres <martin.peres@labri.fr>
Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent d0a5191d

drivers/gpu/drm/nouveau/core/subdev/therm/temp.c

+16 −2
Original line number Diff line number Diff line
@@ -90,6 +90,13 @@ nouveau_therm_sensor_get_threshold_state(struct nouveau_therm *therm, 
	return priv->sensor.alarm_state[thrs];

}



static void

nv_poweroff_work(struct work_struct *work)

{

	orderly_poweroff(true);

	kfree(work);

}



void nouveau_therm_sensor_event(struct nouveau_therm *therm,

			        enum nouveau_therm_thrs thrs,

			        enum nouveau_therm_thrs_direction dir)
@@ -128,8 +135,15 @@ void nouveau_therm_sensor_event(struct nouveau_therm *therm, 
			priv->emergency.pause(therm, active);

		break;

	case NOUVEAU_THERM_THRS_SHUTDOWN:

		if (active)

			orderly_poweroff(true);

		if (active) {

			struct work_struct *work;



			work = kmalloc(sizeof(*work), GFP_ATOMIC);

			if (work) {

				INIT_WORK(work, nv_poweroff_work);

				schedule_work(work);

			}

		}

		break;

	case NOUVEAU_THERM_THRS_NR:

		break;