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From 8623b5255ae7ccaf276aac3920787bf575fa6b37 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Sat, 11 Apr 2020 11:54:01 +0200
Subject: drm/scheduler: fix drm_sched_get_cleanup_job
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
From: Christian König <christian.koenig@amd.com>
commit 8623b5255ae7ccaf276aac3920787bf575fa6b37 upstream.
We are racing to initialize sched->thread here, just always check the
current thread.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Kent Russell <kent.russell@amd.com>
Link: https://patchwork.freedesktop.org/patch/361303/
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/gpu/drm/scheduler/sched_main.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/scheduler/sched_main.c
+++ b/drivers/gpu/drm/scheduler/sched_main.c
@@ -687,7 +687,7 @@ drm_sched_get_cleanup_job(struct drm_gpu
*/
if ((sched->timeout != MAX_SCHEDULE_TIMEOUT &&
!cancel_delayed_work(&sched->work_tdr)) ||
- __kthread_should_park(sched->thread))
+ kthread_should_park())
return NULL;
spin_lock_irqsave(&sched->job_list_lock, flags);
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