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=-18.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT 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 D94D6C433ED for ; Fri, 9 Apr 2021 09:58:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A4FEA61206 for ; Fri, 9 Apr 2021 09:58:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233437AbhDIJ60 (ORCPT ); Fri, 9 Apr 2021 05:58:26 -0400 Received: from mail.kernel.org ([198.145.29.99]:44802 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233546AbhDIJ51 (ORCPT ); Fri, 9 Apr 2021 05:57:27 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 0B4356115B; Fri, 9 Apr 2021 09:57:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1617962234; bh=/hcAZJmm17gJ2OaKFdmad4yz/lq+HaoucV/AZuP8RKo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ef67rbHLiOQPnaC+Lk22vQ1gRdZhfst+ofpn1n5XkyIqtamS8ZwKtQOaxbpdsf6hF 5ETr7cD+q5/zmU2gPMdRlouohBIVIneAt/cnFrEpgEPTRenZNd+HragKRS7wx4f1Jd Gk2C6eOaHbHJNMglbYYCtLTNx6ZOidqlnR6qUl2M= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Rob Clark , Douglas Anderson , Sasha Levin Subject: [PATCH 4.19 07/18] drm/msm: Ratelimit invalid-fence message Date: Fri, 9 Apr 2021 11:53:35 +0200 Message-Id: <20210409095301.768301965@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210409095301.525783608@linuxfoundation.org> References: <20210409095301.525783608@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Rob Clark [ Upstream commit 7ad48d27a2846bfda29214fb454d001c3e02b9e7 ] We have seen a couple cases where low memory situations cause something bad to happen, followed by a flood of these messages obscuring the root cause. Lets ratelimit the dmesg spam so that next time it happens we don't lose the kernel traces leading up to this. Signed-off-by: Rob Clark Reviewed-by: Douglas Anderson Signed-off-by: Sasha Levin --- drivers/gpu/drm/msm/msm_fence.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/msm_fence.c b/drivers/gpu/drm/msm/msm_fence.c index 349c12f670eb..6c11be79574e 100644 --- a/drivers/gpu/drm/msm/msm_fence.c +++ b/drivers/gpu/drm/msm/msm_fence.c @@ -56,7 +56,7 @@ int msm_wait_fence(struct msm_fence_context *fctx, uint32_t fence, int ret; if (fence > fctx->last_fence) { - DRM_ERROR("%s: waiting on invalid fence: %u (of %u)\n", + DRM_ERROR_RATELIMITED("%s: waiting on invalid fence: %u (of %u)\n", fctx->name, fence, fctx->last_fence); return -EINVAL; } -- 2.30.2