From patchwork Wed Oct 10 00:10:45 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Darrick Wong X-Patchwork-Id: 981612 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-cifs-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=oracle.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=oracle.com header.i=@oracle.com header.b="nfOS5n41"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 42VDyz1MXTz9sB7 for ; Wed, 10 Oct 2018 11:11:07 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726664AbeJJHab (ORCPT ); Wed, 10 Oct 2018 03:30:31 -0400 Received: from aserp2120.oracle.com ([141.146.126.78]:55770 "EHLO aserp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725811AbeJJHab (ORCPT ); Wed, 10 Oct 2018 03:30:31 -0400 Received: from pps.filterd (aserp2120.oracle.com [127.0.0.1]) by aserp2120.oracle.com (8.16.0.22/8.16.0.22) with SMTP id w9A08wZ1138901; Wed, 10 Oct 2018 00:10:54 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=subject : from : to : cc : date : message-id : in-reply-to : references : mime-version : content-type : content-transfer-encoding; s=corp-2018-07-02; bh=89x/kON88z0SWLBhLOQF02OXzgiCMuZXQJYo9kVK6z4=; b=nfOS5n41uY8VFNV1Dqq86DJ6FjJJDSrNYuZdCYjzRZHTIi1CmUcQsjEtk3TVrh1klc75 In8sMLziz4DbzwtZtLgCpr8JNn+GgXPgwJN7Fy8Ho95jFZN3JfaksPWf170UB50qVbYl 3pjL3W6JIh3S5WuuHOSllQ2l1WBT7ST0qoWGzAnMxMA6H5mGf0VTOV5V49dYJIKHQI/g SB/fEYBMLvxduLDTqa2YExii0U+p26uOYXqtlaM6jGfIdKEEWl0O8EZJX5eFWXtfefFu mLHlG0Gef8Dosk4QDuYXmtDpwqsrIZUyhOdwuGaRm+l8OJ0ragrShZF0YQ+rjgF4pq5d hQ== Received: from userv0021.oracle.com (userv0021.oracle.com [156.151.31.71]) by aserp2120.oracle.com with ESMTP id 2mxn0q0tfq-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 10 Oct 2018 00:10:54 +0000 Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by userv0021.oracle.com (8.14.4/8.14.4) with ESMTP id w9A0AlUT030521 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 10 Oct 2018 00:10:47 GMT Received: from abhmp0009.oracle.com (abhmp0009.oracle.com [141.146.116.15]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id w9A0Al7g002699; Wed, 10 Oct 2018 00:10:47 GMT Received: from localhost (/10.159.249.114) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Wed, 10 Oct 2018 00:10:47 +0000 Subject: [PATCH 01/25] xfs: add a per-xfs trace_printk macro From: "Darrick J. Wong" To: david@fromorbit.com, darrick.wong@oracle.com Cc: sandeen@redhat.com, linux-nfs@vger.kernel.org, linux-cifs@vger.kernel.org, linux-unionfs@vger.kernel.org, linux-xfs@vger.kernel.org, linux-mm@kvack.org, linux-btrfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, ocfs2-devel@oss.oracle.com Date: Tue, 09 Oct 2018 17:10:45 -0700 Message-ID: <153913024554.32295.8692450593333636905.stgit@magnolia> In-Reply-To: <153913023835.32295.13962696655740190941.stgit@magnolia> References: <153913023835.32295.13962696655740190941.stgit@magnolia> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9041 signatures=668706 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=942 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1807170000 definitions=main-1810100000 Sender: linux-cifs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-cifs@vger.kernel.org From: Darrick J. Wong Add a "xfs_tprintk" macro so that developers can use trace_printk to print out arbitrary debugging information with the XFS device name attached to the trace output. Signed-off-by: Darrick J. Wong --- fs/xfs/xfs_error.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/fs/xfs/xfs_error.h b/fs/xfs/xfs_error.h index 246d3e989c6c..c3d9546b138c 100644 --- a/fs/xfs/xfs_error.h +++ b/fs/xfs/xfs_error.h @@ -99,4 +99,9 @@ extern int xfs_errortag_clearall(struct xfs_mount *mp); #define XFS_PTAG_SHUTDOWN_LOGERROR 0x00000040 #define XFS_PTAG_FSBLOCK_ZERO 0x00000080 +/* trace printk version of xfs_err and friends */ +#define xfs_tprintk(mp, fmt, args...) \ + trace_printk("dev %d:%d " fmt, MAJOR((mp)->m_super->s_dev), \ + MINOR((mp)->m_super->s_dev), ##args) + #endif /* __XFS_ERROR_H__ */