From patchwork Fri Jul 20 09:51:44 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Chris Wilson X-Patchwork-Id: 10536385 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 2A5766029B for ; Fri, 20 Jul 2018 09:51:56 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1548C293D1 for ; Fri, 20 Jul 2018 09:51:56 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 07CD9293D4; Fri, 20 Jul 2018 09:51:56 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id B6CA6293D1 for ; Fri, 20 Jul 2018 09:51:55 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2FB1D6EF4B; Fri, 20 Jul 2018 09:51:55 +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 6E0A86EF4B for ; Fri, 20 Jul 2018 09:51:53 +0000 (UTC) X-Default-Received-SPF: pass (skip=forwardok (res=PASS)) x-ip-name=78.156.65.138; Received: from haswell.alporthouse.com (unverified [78.156.65.138]) by fireflyinternet.com (Firefly Internet (M1)) with ESMTP id 12410163-1500050 for multiple; Fri, 20 Jul 2018 10:51:42 +0100 From: Chris Wilson To: intel-gfx@lists.freedesktop.org Date: Fri, 20 Jul 2018 10:51:44 +0100 Message-Id: <20180720095144.5885-1-chris@chris-wilson.co.uk> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH] drm/i915: Suppress assertion for i915_ggtt_disable_guc X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP Another step in the drv_module_reload fault-injection saga, is that we try to disable the guc twice. Probably. It's a little unclear exactly what is going on in the unload sequence that catches us out, so for the time being suppress the assertion to get the test re-enabled. Testcase: igt/drv_module_reload/basic-reload-inject Signed-off-by: Chris Wilson Cc: Michał Winiarski Cc: Michal Wajdeczko Reviewed-by: Michał Winiarski --- drivers/gpu/drm/i915/i915_gem_gtt.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index cff0e6430994..1b476423bfab 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -3654,6 +3654,10 @@ void i915_ggtt_enable_guc(struct drm_i915_private *i915) void i915_ggtt_disable_guc(struct drm_i915_private *i915) { + /* XXX Temporary pardon for error unload */ + if (i915->ggtt.invalidate == gen6_ggtt_invalidate) + return; + /* We should only be called after i915_ggtt_enable_guc() */ GEM_BUG_ON(i915->ggtt.invalidate != guc_ggtt_invalidate);