From patchwork Mon Jun 15 14:33:21 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Wilson X-Patchwork-Id: 11605247 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 32F7A90 for ; Mon, 15 Jun 2020 14:33:33 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1B19920739 for ; Mon, 15 Jun 2020 14:33:33 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1B19920739 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=chris-wilson.co.uk Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 797EA89C54; Mon, 15 Jun 2020 14:33:32 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from fireflyinternet.com (mail.fireflyinternet.com [109.228.58.192]) by gabe.freedesktop.org (Postfix) with ESMTPS id E767B89C54 for ; Mon, 15 Jun 2020 14:33:30 +0000 (UTC) X-Default-Received-SPF: pass (skip=forwardok (res=PASS)) x-ip-name=78.156.65.138; Received: from build.alporthouse.com (unverified [78.156.65.138]) by fireflyinternet.com (Firefly Internet (M1)) with ESMTP id 21502525-1500050 for multiple; Mon, 15 Jun 2020 15:33:22 +0100 From: Chris Wilson To: intel-gfx@lists.freedesktop.org Date: Mon, 15 Jun 2020 15:33:21 +0100 Message-Id: <20200615143321.14371-1-chris@chris-wilson.co.uk> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200615123920.17749-2-chris@chris-wilson.co.uk> References: <20200615123920.17749-2-chris@chris-wilson.co.uk> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH] drm/i915/selftests: Dump engine state and trace upon hanging after reset X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Chris Wilson Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" If the engine dies after a reset, and so we fail to submit a request but need to be interrupted by the CI runner, dump the engine state. Signed-off-by: Chris Wilson Reviewed-by: Mika Kuoppala --- drivers/gpu/drm/i915/gt/selftest_hangcheck.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/gpu/drm/i915/gt/selftest_hangcheck.c b/drivers/gpu/drm/i915/gt/selftest_hangcheck.c index 2af66f8ffbd2..1ea4935e0eeb 100644 --- a/drivers/gpu/drm/i915/gt/selftest_hangcheck.c +++ b/drivers/gpu/drm/i915/gt/selftest_hangcheck.c @@ -499,6 +499,21 @@ static int igt_reset_nop_engine(void *arg) rq = intel_context_create_request(ce); if (IS_ERR(rq)) { + struct drm_printer p = + drm_info_printer(gt->i915->drm.dev); + intel_engine_dump(engine, &p, + "%s(%s): failed to submit request\n", + __func__, + engine->name); + + + GEM_TRACE("%s(%s): failed to submit request\n", + __func__, + engine->name); + GEM_TRACE_DUMP(); + + intel_gt_set_wedged(gt); + err = PTR_ERR(rq); break; }