From 5134e999cb72c621f48305d5c201ab30156505c1 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 4 Sep 2015 00:11:54 -0400 Subject: [PATCH] drm/amdgpu: fix warning in scheduler MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit This should never happen so warn when the count does not equal the expected size. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/scheduler/gpu_scheduler.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c index ab8577f8ed4a..9259f1b6664c 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c @@ -332,7 +332,7 @@ static int amd_sched_main(void *param) { 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 @@ static int amd_sched_main(void *param) 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; -- 2.30.2