From patchwork Thu Jun 12 02:25:00 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gui Hecheng X-Patchwork-Id: 4339091 Return-Path: X-Original-To: patchwork-linux-btrfs@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 38FE8BEEAA for ; Thu, 12 Jun 2014 02:30:30 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 68C7E2034B for ; Thu, 12 Jun 2014 02:30:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 952262034A for ; Thu, 12 Jun 2014 02:30:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755313AbaFLCa0 (ORCPT ); Wed, 11 Jun 2014 22:30:26 -0400 Received: from cn.fujitsu.com ([59.151.112.132]:33733 "EHLO heian.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1755225AbaFLCaX (ORCPT ); Wed, 11 Jun 2014 22:30:23 -0400 X-IronPort-AV: E=Sophos;i="5.00,692,1396972800"; d="scan'208";a="31789746" Received: from unknown (HELO edo.cn.fujitsu.com) ([10.167.33.5]) by heian.cn.fujitsu.com with ESMTP; 12 Jun 2014 10:27:32 +0800 Received: from G08CNEXCHPEKD01.g08.fujitsu.local (localhost.localdomain [127.0.0.1]) by edo.cn.fujitsu.com (8.14.3/8.13.1) with ESMTP id s5C2U9dx024485 for ; Thu, 12 Jun 2014 10:30:09 +0800 Received: from localhost.localdomain (10.167.226.111) by G08CNEXCHPEKD01.g08.fujitsu.local (10.167.33.89) with Microsoft SMTP Server (TLS) id 14.3.181.6; Thu, 12 Jun 2014 10:30:20 +0800 From: Gui Hecheng To: CC: Gui Hecheng Subject: [PATCH 2/3] btrfs-progs: fix max mirror number error for chunk-recover Date: Thu, 12 Jun 2014 10:25:00 +0800 Message-ID: <1402539901-22779-2-git-send-email-guihc.fnst@cn.fujitsu.com> X-Mailer: git-send-email 1.8.1.4 In-Reply-To: <1402539901-22779-1-git-send-email-guihc.fnst@cn.fujitsu.com> References: <1402539901-22779-1-git-send-email-guihc.fnst@cn.fujitsu.com> MIME-Version: 1.0 X-Originating-IP: [10.167.226.111] Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, 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 run chunk-recover on a health btrfs(data profile raid0, with plenty of data), the program has a chance to abort on the number of mirrors of an extent. According to the kernel code, the max mirror number of an extent is 3 not 2: ctree.h: BTRFS_MAX_MIRRORS 3 chunk-recover.c : BTRFS_NUM_MIRRORS 2 just change BTRFS_NUM_MIRRORS to 3, and everything goes well. Signed-off-by: Gui Hecheng --- chunk-recover.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/chunk-recover.c b/chunk-recover.c index 9b46b0b..d5a688e 100644 --- a/chunk-recover.c +++ b/chunk-recover.c @@ -42,7 +42,7 @@ #include "btrfsck.h" #include "commands.h" -#define BTRFS_NUM_MIRRORS 2 +#define BTRFS_NUM_MIRRORS 3 struct recover_control { int verbose;