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=-1.0 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 5C6CAC32789 for ; Tue, 6 Nov 2018 21:30:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1AE85206BA for ; Tue, 6 Nov 2018 21:30:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1AE85206BA 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 S1730262AbeKGG5l (ORCPT ); Wed, 7 Nov 2018 01:57:41 -0500 Received: from mx1.redhat.com ([209.132.183.28]:41956 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726069AbeKGG5l (ORCPT ); Wed, 7 Nov 2018 01:57:41 -0500 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 25DFBC0587CE; Tue, 6 Nov 2018 21:30:28 +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 10375600C1; Tue, 6 Nov 2018 21:30:24 +0000 (UTC) From: Lyude Paul To: intel-gfx@lists.freedesktop.org Cc: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= , "David Airlie" , "Rodrigo Vivi" , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, "Jani Nikula" , "Joonas Lahtinen" Subject: [PATCH v5 0/5] drm/i915: HPD IRQ storm detection fixes Date: Tue, 6 Nov 2018 16:30:11 -0500 Message-Id: <20181106213017.14563-1-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 10.5.11.11 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.32]); Tue, 06 Nov 2018 21:30:28 +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 | 84 +++++++++++++++++----------- 5 files changed, 141 insertions(+), 37 deletions(-) -- 2.19.1