From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 347D1C32789 for ; Sat, 3 Nov 2018 00:19:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C7C5B20833 for ; Sat, 3 Nov 2018 00:19:19 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C7C5B20833 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728438AbeKCJ2h (ORCPT ); Sat, 3 Nov 2018 05:28:37 -0400 Received: from mx1.redhat.com ([209.132.183.28]:53716 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726083AbeKCJ2g (ORCPT ); Sat, 3 Nov 2018 05:28:36 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 7499530842CE; Sat, 3 Nov 2018 00:19:17 +0000 (UTC) Received: from malachite.bss.redhat.com (dhcp-10-20-1-11.bss.redhat.com [10.20.1.11]) by smtp.corp.redhat.com (Postfix) with ESMTP id 459E55D967; Sat, 3 Nov 2018 00:19:13 +0000 (UTC) From: Lyude Paul To: intel-gfx@lists.freedesktop.org Cc: "David Airlie" , "Rodrigo Vivi" , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, "Jani Nikula" , "Joonas Lahtinen" Subject: [PATCH v3 0/5] drm/i915: HPD IRQ storm detection fixes Date: Fri, 2 Nov 2018 20:19:03 -0400 Message-Id: <20181103001909.23645-1-lyude@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.40]); Sat, 03 Nov 2018 00:19:17 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This series contains a fix for a problem which is very difficult to reproduce under normal circumstances without specialized testing hardware, along with a fix that seems to be required for some especially rebellious GM45 laptops. Lyude Paul (5): drm/i915: Fix possible race in intel_dp_add_mst_connector() drm/i915: Fix NULL deref when re-enabling HPD IRQs on systems with MST drm/i915: Fix threshold check in intel_hpd_irq_storm_detect() drm/i915: Clarify flow for disabling IRQs on storms drm/i915: Add short HPD IRQ storm detection for non-MST systems drivers/gpu/drm/i915/i915_debugfs.c | 74 ++++++++++++++++++++++++++ drivers/gpu/drm/i915/i915_drv.h | 5 +- drivers/gpu/drm/i915/i915_irq.c | 7 +++ drivers/gpu/drm/i915/intel_dp_mst.c | 8 +-- drivers/gpu/drm/i915/intel_hotplug.c | 78 +++++++++++++++++----------- 5 files changed, 137 insertions(+), 35 deletions(-) -- 2.19.1