drm/nouveau: set TASK_(UN)INTERRUPTIBLE before schedule_timeout()
set_current_state() is called only once before the first iteration.
After return from schedule_timeout() current state is TASK_RUNNING. If
we are going to wait again, set_current_state() must be called.
Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Signed-off-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c
index 813d853..6b208ff 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fence.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fence.c
@@ -186,8 +186,6 @@
unsigned long timeout = jiffies + (3 * DRM_HZ);
int ret = 0;
- __set_current_state(intr ? TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE);
-
while (1) {
if (nouveau_fence_signalled(sync_obj, sync_arg))
break;
@@ -197,6 +195,8 @@
break;
}
+ __set_current_state(intr ? TASK_INTERRUPTIBLE
+ : TASK_UNINTERRUPTIBLE);
if (lazy)
schedule_timeout(1);