From nobody Sun Feb 8 15:58:51 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5BE71283FD0; Tue, 3 Jun 2025 09:32:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748943129; cv=none; b=E65F0DPDhbF9V5GCABS/92Yaw5OulxZbaPd11rHqoxhFWZZ7oGeFfMu+cIsTKoORVLwOE5y6OtMQwM5AFTJS5SXNqTr8L5AhzfV8egyM3iHl88qzQGFeOHudQ2RUfVCcX+UUBe1hmjycmgt8if/62d55ufAvHAQa1wFHceXMVwU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748943129; c=relaxed/simple; bh=2LsldMn9KbjhN49aH+7l3APjDKUmx0ZfcTTrHA+Kjes=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=GhGkvqM9n4NORlSF32UH5oWh/NZ8yyyqNEJ0PfmcCsQowpTqOQJJuVmyUDw+0EzTp4xXaAlx6y+DIctxM/LY7t6e1tzDjsIegtgbGoiFBa65cXGKbEQUAjW93gKSJOADkKmeMe0cfZ0H+4nNpvCsL/02ir37bXz4/Lj631v7SMQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=qkaF9EiV; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="qkaF9EiV" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E6E96C4CEED; Tue, 3 Jun 2025 09:32:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1748943128; bh=2LsldMn9KbjhN49aH+7l3APjDKUmx0ZfcTTrHA+Kjes=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qkaF9EiV6GWLI8NT9yoEwaqhYjdwiQv17ZoLGjUrmIgS2NI3SGkIgcjX9af/fJDEy lVuo6ROARw63m/QTrInG3dQs4KpUIFbmuseNf0GbV4LdzS0pYUzKkY4KiB9B+KMaVc uNPSdfeqGg8aiWrgzdnLaohJRgbRDUxX7Mx4Cp3nMVl/qZcGIQaKPVJTFxQsiDwJg3 R92bY9NhhZar3KRK1GnXmP6KU7tjzDAc734CjVusaGya5JlgPr1GyIQznf6I8OOD7h YbQistnA/7KGn5NuHaSrsgRXBQD/dd4oS6VYwZ3AkG21aZ1bWntlOSrxauKCQA2bZC D2eE3ieD1pArQ== From: Philipp Stanner To: Lyude Paul , Danilo Krummrich , David Airlie , Simona Vetter , Matthew Brost , Philipp Stanner , =?UTF-8?q?Christian=20K=C3=B6nig?= , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Sumit Semwal , Tvrtko Ursulin , Pierre-Eric Pelloux-Prayer Cc: dri-devel@lists.freedesktop.org, nouveau@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org Subject: [RFC PATCH 3/6] drm/sched: Warn if pending list is not empty Date: Tue, 3 Jun 2025 11:31:28 +0200 Message-ID: <20250603093130.100159-5-phasta@kernel.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250603093130.100159-2-phasta@kernel.org> References: <20250603093130.100159-2-phasta@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" drm_sched_fini() can leak jobs under certain circumstances. Warn if that happens. Signed-off-by: Philipp Stanner --- 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/sched= uler/sched_main.c index 3f14f1e151fa..df12d5aaa1af 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 =3D false; kfree(sched->sched_rq); sched->sched_rq =3D NULL; + + if (!list_empty(&sched->pending_list)) + dev_err(sched->dev, "Tearing down scheduler while jobs are pending!\n"); } EXPORT_SYMBOL(drm_sched_fini); =20 --=20 2.49.0