drm/amdgpu: fix warning in scheduler
This should never happen so warn when the count does
not equal the expected size.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
index ab8577f..9259f1b 100644
--- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
+++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
@@ -332,7 +332,7 @@
{
struct sched_param sparam = {.sched_priority = 1};
struct amd_gpu_scheduler *sched = (struct amd_gpu_scheduler *)param;
- int r;
+ int r, count;
sched_setscheduler(current, SCHED_FIFO, &sparam);
@@ -361,7 +361,8 @@
fence_put(fence);
}
- kfifo_out(&entity->job_queue, &job, sizeof(job));
+ count = kfifo_out(&entity->job_queue, &job, sizeof(job));
+ WARN_ON(count != sizeof(job));
wake_up(&sched->job_scheduled);
}
return 0;