From patchwork Wed May 20 15:41:09 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Allen Hubbe X-Patchwork-Id: 6449231 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: X-Original-To: patchwork-linux-pci@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 8E581C0432 for ; Wed, 20 May 2015 20:45:49 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id B5379203E5 for ; Wed, 20 May 2015 20:45:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C96DC20395 for ; Wed, 20 May 2015 20:45:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932244AbbETUo4 (ORCPT ); Wed, 20 May 2015 16:44:56 -0400 Received: from mailuogwdur.emc.com ([128.221.224.79]:49374 "EHLO mailuogwdur.emc.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754760AbbETUmJ (ORCPT ); Wed, 20 May 2015 16:42:09 -0400 Received: from maildlpprd55.lss.emc.com (maildlpprd55.lss.emc.com [10.106.48.159]) by mailuogwprd53.lss.emc.com (Sentrion-MTA-4.3.1/Sentrion-MTA-4.3.0) with ESMTP id t4KKg4Xw024250 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Wed, 20 May 2015 16:42:06 -0400 X-DKIM: OpenDKIM Filter v2.4.3 mailuogwprd53.lss.emc.com t4KKg4Xw024250 DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d=emc.com; s=jan2013; t=1432154527; bh=xvnUjzNJo+dXuAUNfa6Lol8BX60=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: In-Reply-To:References; b=s21QmbTV7UMSTmFjOw18L0SWjR7XxZTrMPtNQJJKOpy1PS3gLmU1t5ssOfxSqvRRp y3HncDc7VG5Hz3/PEIFDrYIXIu6wXcSghhpnncOC5qJfqQ5YDEQ52ZBoOrO/Z+WGW7 5I9Kv74QeQBqPK5Et8VbMUVMVy9udB50MMyVXyjg= X-DKIM: OpenDKIM Filter v2.4.3 mailuogwprd53.lss.emc.com t4KKg4Xw024250 Received: from mailsyshubprd06.lss.emc.com (mailsyshubprd06.lss.emc.com [10.253.24.24]) by maildlpprd55.lss.emc.com (RSA Interceptor); Wed, 20 May 2015 16:40:38 -0400 Received: from HY-R1012-SPA.usd.lab.emc.com.com (hy-r1012-spa.rtp.lab.emc.com [10.6.71.221]) by mailsyshubprd06.lss.emc.com (Sentrion-MTA-4.3.1/Sentrion-MTA-4.3.0) with ESMTP id t4KKfftt012675; Wed, 20 May 2015 16:41:48 -0400 From: Allen Hubbe To: linux-ntb@googlegroups.com Cc: linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, Jon Mason , Dave Jiang , Allen Hubbe Subject: [PATCH 08/16] ntb_transport: rate limit ntb_qp_link_work Date: Wed, 20 May 2015 11:41:09 -0400 Message-Id: X-Mailer: git-send-email 2.4.0.rc0.44.g244209c.dirty In-Reply-To: References: In-Reply-To: References: X-RSA-Classifications: public X-Sentrion-Hostname: mailuogwprd53.lss.emc.com Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Spam-Status: No, score=-5.2 required=5.0 tests=BAYES_00, DATE_IN_PAST_03_06, DKIM_SIGNED,RCVD_IN_DNSWL_HI,T_DKIM_INVALID,T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP When the ntb transport is connecting and waiting for the peer, the debug console receives lots of debug level messages about the remote qp link status being down. Rate limit those messages. Signed-off-by: Allen Hubbe --- drivers/ntb/ntb_transport.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/ntb/ntb_transport.c b/drivers/ntb/ntb_transport.c index bb2eb85..833f5b6 100644 --- a/drivers/ntb/ntb_transport.c +++ b/drivers/ntb/ntb_transport.c @@ -830,7 +830,7 @@ static void ntb_qp_link_work(struct work_struct *work) /* query remote spad for qp ready bits */ ntb_peer_spad_read(nt->ndev, QP_LINKS); - dev_dbg(&pdev->dev, "Remote QP link status = %x\n", val); + dev_dbg_ratelimited(&pdev->dev, "Remote QP link status = %x\n", val); /* See if the remote side is up */ if (val & BIT(qp->qp_num)) {