From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 758D1C432C0 for ; Fri, 22 Nov 2019 06:27:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 401BB20674 for ; Fri, 22 Nov 2019 06:27:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574404032; bh=ak0oafLdw9C8TV8kEB7ReTBdXAP8KMKwZSruFOSqZQo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Ggg/bc9EPkOzKgxqbITH+B9Rcwvm3SWmtfypDdULtOiktTzA7q2Y7CGpwgUZlrXF2 RgvkNxLJGno8EAYjjen+fseToLoB8P/W/x0N0ki6MFIGhnQM74B9AbEROZToUtqy5O vr8GPbkYTpU535v3efmF0fOLy3bZRnflMcLKJvDo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727762AbfKVFuc (ORCPT ); Fri, 22 Nov 2019 00:50:32 -0500 Received: from mail.kernel.org ([198.145.29.99]:55076 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727743AbfKVFub (ORCPT ); Fri, 22 Nov 2019 00:50:31 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1800C2071B; Fri, 22 Nov 2019 05:50:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574401830; bh=ak0oafLdw9C8TV8kEB7ReTBdXAP8KMKwZSruFOSqZQo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uw4HWBmQK2KhYnFeV8N5eSq/lPQnl6fNVBxCVnbmr3cZMUkxbn9LS+dfDzegh51He 6hb2R+6uxVQptECpME7Jd50cPlZ2HnxUXMdH67tsEaAXwTRm6iH4mMn8n0lCrP1umI ujEoUblDsZlfxjpVDlBORzRJ6v9468T2P7o8fEV4= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Hans van Kranenburg , Nikolay Borisov , David Sterba , Sasha Levin , linux-btrfs@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 072/219] btrfs: fix ncopies raid_attr for RAID56 Date: Fri, 22 Nov 2019 00:46:44 -0500 Message-Id: <20191122054911.1750-65-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191122054911.1750-1-sashal@kernel.org> References: <20191122054911.1750-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org From: Hans van Kranenburg [ Upstream commit da612e31aee51bd13231c78a47c714b543bd3ad8 ] RAID5 and RAID6 profile store one copy of the data, not 2 or 3. These values are not yet used anywhere so there's no change. Reviewed-by: Nikolay Borisov Signed-off-by: Hans van Kranenburg Signed-off-by: David Sterba Signed-off-by: Sasha Levin --- fs/btrfs/volumes.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index f84c18e86c816..5bbcdcff68a9e 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -96,7 +96,7 @@ const struct btrfs_raid_attr btrfs_raid_array[BTRFS_NR_RAID_TYPES] = { .devs_min = 2, .tolerated_failures = 1, .devs_increment = 1, - .ncopies = 2, + .ncopies = 1, .raid_name = "raid5", .bg_flag = BTRFS_BLOCK_GROUP_RAID5, .mindev_error = BTRFS_ERROR_DEV_RAID5_MIN_NOT_MET, @@ -108,7 +108,7 @@ const struct btrfs_raid_attr btrfs_raid_array[BTRFS_NR_RAID_TYPES] = { .devs_min = 3, .tolerated_failures = 2, .devs_increment = 1, - .ncopies = 3, + .ncopies = 1, .raid_name = "raid6", .bg_flag = BTRFS_BLOCK_GROUP_RAID6, .mindev_error = BTRFS_ERROR_DEV_RAID6_MIN_NOT_MET, -- 2.20.1