From patchwork Fri Sep 28 15:06:14 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Pittman X-Patchwork-Id: 10620109 X-Patchwork-Delegate: snitzer@redhat.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 86DA715A7 for ; Fri, 28 Sep 2018 15:06:35 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 77673284F0 for ; Fri, 28 Sep 2018 15:06:35 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6A8BA285A4; Fri, 28 Sep 2018 15:06:35 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 09B00284F0 for ; Fri, 28 Sep 2018 15:06:34 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.25]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 2BB8C3082142; Fri, 28 Sep 2018 15:06:33 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id F3CC72010DA5; Fri, 28 Sep 2018 15:06:31 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id 28E2F181A12F; Fri, 28 Sep 2018 15:06:29 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id w8SF6MMx027249 for ; Fri, 28 Sep 2018 11:06:22 -0400 Received: by smtp.corp.redhat.com (Postfix) id 7270A5E1C8; Fri, 28 Sep 2018 15:06:22 +0000 (UTC) Delivered-To: dm-devel@redhat.com Received: from localhost.localdomain.com (ovpn-121-168.rdu2.redhat.com [10.10.121.168]) by smtp.corp.redhat.com (Postfix) with ESMTPS id B87B065940; Fri, 28 Sep 2018 15:06:17 +0000 (UTC) From: John Pittman To: snitzer@redhat.com Date: Fri, 28 Sep 2018 11:06:14 -0400 Message-Id: <20180928150614.21547-1-jpittman@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-loop: dm-devel@redhat.com Cc: dm-devel@redhat.com, John Pittman Subject: [dm-devel] [PATCH] dm flakey: add error_writes to documentation X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: device-mapper development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com X-Scanned-By: MIMEDefang 2.84 on 10.5.11.25 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.42]); Fri, 28 Sep 2018 15:06:34 +0000 (UTC) X-Virus-Scanned: ClamAV using ClamSMTP The "error_writes" optional feature parameter was added by commit ef548c551e72 ("dm flakey: introduce "error_writes" feature"). Add additional documentation detailing this parameter. Signed-off-by: John Pittman --- Documentation/device-mapper/dm-flakey.txt | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/device-mapper/dm-flakey.txt b/Documentation/device-mapper/dm-flakey.txt index c43030718cef..4eb4ffa6ba52 100644 --- a/Documentation/device-mapper/dm-flakey.txt +++ b/Documentation/device-mapper/dm-flakey.txt @@ -33,6 +33,11 @@ Optional feature parameters: All write I/O is silently ignored. Read I/O is handled correctly. + error_writes: + All write I/O is errored and dropped + Incompatible with drop_writes + Read I/O is handled correctly. + corrupt_bio_byte : During , replace of the data of each matching bio with .