From d1e5ba835f786fe83ecfbf09ba5c1a0060e87b6e Mon Sep 17 00:00:00 2001 From: Philipp Stanner Date: Thu, 10 Jul 2025 14:54:09 +0200 Subject: [PATCH 4334/5403] drm/sched: Warn if pending_list is not empty drm_sched_fini() can leak jobs under certain circumstances. Warn if that happens. Acked-by: Danilo Krummrich Signed-off-by: Philipp Stanner Link: https://lore.kernel.org/r/20250710125412.128476-7-phasta@kernel.org --- drivers/gpu/drm/scheduler/sched_main.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c index a971f0c9e6e0..d94270cf8bf5 100644 --- a/drivers/gpu/drm/scheduler/sched_main.c +++ b/drivers/gpu/drm/scheduler/sched_main.c @@ -1414,6 +1414,9 @@ void drm_sched_fini(struct drm_gpu_scheduler *sched) sched->ready = false; kfree(sched->sched_rq); sched->sched_rq = NULL; + + if (!list_empty(&sched->pending_list)) + dev_warn(sched->dev, "Tearing down scheduler while jobs are pending!\n"); } EXPORT_SYMBOL(drm_sched_fini); -- 2.54.0