Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934559AbbHDO5w (ORCPT ); Tue, 4 Aug 2015 10:57:52 -0400 Received: from mx2.suse.de ([195.135.220.15]:58916 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932606AbbHDOls (ORCPT ); Tue, 4 Aug 2015 10:41:48 -0400 X-Amavis-Alert: BAD HEADER SECTION, Duplicate header field: "References" From: Jiri Slaby To: stable@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Alex Deucher , Jiri Slaby Subject: [PATCH 3.12 078/123] drm/radeon: take the mode_config mutex when dealing with hpds (v2) Date: Tue, 4 Aug 2015 16:40:22 +0200 Message-Id: <1329db0fa567d8f87b8003865b0c0c13737f23f2.1438699154.git.jslaby@suse.cz> X-Mailer: git-send-email 2.5.0 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1464 Lines: 43 From: Alex Deucher 3.12-stable review patch. If anyone has any objections, please let me know. =============== commit 39fa10f7e21574a70cecf1fed0f9b36535aa68a0 upstream. Since we are messing with state in the worker. v2: drop the changes in the mst worker Signed-off-by: Alex Deucher Signed-off-by: Jiri Slaby --- drivers/gpu/drm/radeon/radeon_irq_kms.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c index a1a843058369..4a2d91536a8d 100644 --- a/drivers/gpu/drm/radeon/radeon_irq_kms.c +++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c @@ -73,10 +73,12 @@ static void radeon_hotplug_work_func(struct work_struct *work) struct drm_mode_config *mode_config = &dev->mode_config; struct drm_connector *connector; + mutex_lock(&mode_config->mutex); if (mode_config->num_connector) { list_for_each_entry(connector, &mode_config->connector_list, head) radeon_connector_hotplug(connector); } + mutex_unlock(&mode_config->mutex); /* Just fire off a uevent and let userspace tell us what to do */ drm_helper_hpd_irq_event(dev); } -- 2.5.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/