From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dave Airlie , Thierry Reding , Ander Conselvan de Oliveira , Daniel Vetter Subject: [PATCH 4.1 16/84] drm/dp-mst: Remove debug WARN_ON Date: Fri, 14 Aug 2015 10:41:44 -0700 Message-Id: <20150814174210.701607001@linuxfoundation.org> In-Reply-To: <20150814174210.214822912@linuxfoundation.org> References: <20150814174210.214822912@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: 4.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Daniel Vetter commit 42639ba554655c280ae6cb72df0522b1201f2961 upstream. Apparently been in there since forever and fairly easy to hit when hotplugging really fast. I can do that since my mst hub has a manual button to flick the hpd line for reprobing. The resulting WARNING spam isn't pretty. Cc: Dave Airlie Reviewed-by: Thierry Reding Reviewed-by: Ander Conselvan de Oliveira Signed-off-by: Daniel Vetter Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/drm_dp_mst_topology.c | 1 - 1 file changed, 1 deletion(-) --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -1294,7 +1294,6 @@ retry: goto retry; } DRM_DEBUG_KMS("failed to dpcd write %d %d\n", tosend, ret); - WARN(1, "fail\n"); return -EIO; }