From patchwork Sat Jul 18 04:33:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Allison Henderson X-Patchwork-Id: 11671579 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D162913B1 for ; Sat, 18 Jul 2020 04:33:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B1A75207FB for ; Sat, 18 Jul 2020 04:33:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="TwXBaVUx" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725930AbgGREdy (ORCPT ); Sat, 18 Jul 2020 00:33:54 -0400 Received: from userp2130.oracle.com ([156.151.31.86]:59266 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725868AbgGREdy (ORCPT ); Sat, 18 Jul 2020 00:33:54 -0400 Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 06I4T23Y055849 for ; Sat, 18 Jul 2020 04:33:53 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : subject : date : message-id : in-reply-to : references; s=corp-2020-01-29; bh=i3BGPdhNjPnIo8qd/+b85HFd/Ida22VjTcgVmCagA+w=; b=TwXBaVUxKWbscpjmIVaPRLHKyQJiJepq8nC5eduGTTsW0SxsYIUQ7+kuJ30vws0qsswR sQaqXCBuXNfh9yBgK9ul0mD9jaqTU8FCS/VDZr+hqgZegm/jB4RRiaU10JKLgBqnrFM8 ia/cX7rCn5quZOm18FRPhbHzquRbpHwAb2zCEzmRQdKK1Fj8TvR7INO1yE4RhwXBzEOL 1QD3px7f6nPiTeLm0e6asOL9rh+fSIoB0PlQFQtvQb5+svgZ+uZHmyuXJz4zIgHfNIVx cOeRZN9jJfIW9LoPoO5M6YFE7ZLsqCny9LlXAray5yy5Fuse+O0S7/SUL450vD7SxzbR Xw== Received: from aserp3030.oracle.com (aserp3030.oracle.com [141.146.126.71]) by userp2130.oracle.com with ESMTP id 32brgr05ds-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL) for ; Sat, 18 Jul 2020 04:33:53 +0000 Received: from pps.filterd (aserp3030.oracle.com [127.0.0.1]) by aserp3030.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 06I4XnXA058276 for ; Sat, 18 Jul 2020 04:33:52 GMT Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by aserp3030.oracle.com with ESMTP id 32br1n3nf1-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Sat, 18 Jul 2020 04:33:52 +0000 Received: from abhmp0003.oracle.com (abhmp0003.oracle.com [141.146.116.9]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 06I4XpvQ003327 for ; Sat, 18 Jul 2020 04:33:51 GMT Received: from localhost.localdomain (/67.1.142.158) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Fri, 17 Jul 2020 21:33:50 -0700 From: Allison Collins To: linux-xfs@vger.kernel.org Subject: [PATCH v11 01/26] xfs: random buffer write failure errortag Date: Fri, 17 Jul 2020 21:33:17 -0700 Message-Id: <20200718043342.6432-2-allison.henderson@oracle.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200718043342.6432-1-allison.henderson@oracle.com> References: <20200718043342.6432-1-allison.henderson@oracle.com> X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9685 signatures=668680 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 adultscore=0 bulkscore=0 malwarescore=0 mlxscore=0 suspectscore=1 spamscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2007180030 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9685 signatures=668680 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 bulkscore=0 spamscore=0 impostorscore=0 suspectscore=1 adultscore=0 clxscore=1015 mlxlogscore=999 priorityscore=1501 phishscore=0 lowpriorityscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2007180030 Sender: linux-xfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-xfs@vger.kernel.org From: Brian Foster Source kernel commit: 7376d74547344598008d00419eae0caa5f50f4f0 Introduce an error tag to randomly fail async buffer writes. This is primarily to facilitate testing of the XFS error configuration mechanism. Signed-off-by: Brian Foster Reviewed-by: Allison Collins Reviewed-by: Dave Chinner Reviewed-by: Darrick J. Wong Reviewed-by: Christoph Hellwig Signed-off-by: Darrick J. Wong Signed-off-by: Allison Collins --- io/inject.c | 1 + libxfs/xfs_errortag.h | 4 +++- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/io/inject.c b/io/inject.c index 4191c84..352d27c 100644 --- a/io/inject.c +++ b/io/inject.c @@ -54,6 +54,7 @@ error_tag(char *name) { XFS_ERRTAG_FORCE_SCRUB_REPAIR, "force_repair" }, { XFS_ERRTAG_FORCE_SUMMARY_RECALC, "bad_summary" }, { XFS_ERRTAG_IUNLINK_FALLBACK, "iunlink_fallback" }, + { XFS_ERRTAG_BUF_IOERROR, "buf_ioerror" }, { XFS_ERRTAG_MAX, NULL } }; int count; diff --git a/libxfs/xfs_errortag.h b/libxfs/xfs_errortag.h index 79e6c4f..2486dab 100644 --- a/libxfs/xfs_errortag.h +++ b/libxfs/xfs_errortag.h @@ -55,7 +55,8 @@ #define XFS_ERRTAG_FORCE_SCRUB_REPAIR 32 #define XFS_ERRTAG_FORCE_SUMMARY_RECALC 33 #define XFS_ERRTAG_IUNLINK_FALLBACK 34 -#define XFS_ERRTAG_MAX 35 +#define XFS_ERRTAG_BUF_IOERROR 35 +#define XFS_ERRTAG_MAX 36 /* * Random factors for above tags, 1 means always, 2 means 1/2 time, etc. @@ -95,5 +96,6 @@ #define XFS_RANDOM_FORCE_SCRUB_REPAIR 1 #define XFS_RANDOM_FORCE_SUMMARY_RECALC 1 #define XFS_RANDOM_IUNLINK_FALLBACK (XFS_RANDOM_DEFAULT/10) +#define XFS_RANDOM_BUF_IOERROR XFS_RANDOM_DEFAULT #endif /* __XFS_ERRORTAG_H_ */