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=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 4E9CCC433DF for ; Mon, 17 Aug 2020 17:48:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 258AE20760 for ; Mon, 17 Aug 2020 17:48:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597686532; bh=5SdRxwewqwZ7KrqOvfnH5u5FxN5Aybc+C9XT0SFfjLE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=WUP2oUX5NUrYzmBAKYqK7WOfN9bVy8Sf3yj61qHMzQx7UlhDY2pMUGcRlUp+lXcKD x2Z0yoUl4PsagN7TGja1IjMwp+Jc7pcCqf5V+e0o/IIcrViXZevGpfvTNwTCGdcuWV TtkCYba1BbC6L6GoJmgU03CHuovMIMQ3CAt5fFBo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729704AbgHQRsu (ORCPT ); Mon, 17 Aug 2020 13:48:50 -0400 Received: from mail.kernel.org ([198.145.29.99]:46180 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388738AbgHQQNC (ORCPT ); Mon, 17 Aug 2020 12:13:02 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 5636720658; Mon, 17 Aug 2020 16:13:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597680781; bh=5SdRxwewqwZ7KrqOvfnH5u5FxN5Aybc+C9XT0SFfjLE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=H2BWb/Os53+eengOIit/IpcURRU5QEgtm7so4sIWOx/yTr+2B+4GGAMPUxV/01Ttm EA8S0bPlmmfJ5Kc6jEU/O1LYW9nC2sUUHIMc1M7WGJcZz8zwdE524+4rErSeWCpgcT 0eps7aEdB7MlCzPlnGYX8/Wwj/AHFq9GiGP/Vbqk= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Rob Clark , Abhinav Kumar , Sasha Levin Subject: [PATCH 4.19 054/168] drm/msm: ratelimit crtc event overflow error Date: Mon, 17 Aug 2020 17:16:25 +0200 Message-Id: <20200817143736.449384458@linuxfoundation.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200817143733.692105228@linuxfoundation.org> References: <20200817143733.692105228@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Rob Clark [ Upstream commit 5e16372b5940b1fecc3cc887fc02a50ba148d373 ] This can happen a lot when things go pear shaped. Lets not flood dmesg when this happens. Signed-off-by: Rob Clark Reviewed-by: Abhinav Kumar Signed-off-by: Rob Clark Signed-off-by: Sasha Levin --- drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c index 4752f08f0884c..3c3b7f7013e87 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c @@ -659,7 +659,7 @@ static void dpu_crtc_frame_event_cb(void *data, u32 event) spin_unlock_irqrestore(&dpu_crtc->spin_lock, flags); if (!fevent) { - DRM_ERROR("crtc%d event %d overflow\n", crtc->base.id, event); + DRM_ERROR_RATELIMITED("crtc%d event %d overflow\n", crtc->base.id, event); return; } -- 2.25.1