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=-8.3 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham 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 3FC7CC64EB8 for ; Tue, 2 Oct 2018 19:21:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E93BA206B2 for ; Tue, 2 Oct 2018 19:21:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=osandov-com.20150623.gappssmtp.com header.i=@osandov-com.20150623.gappssmtp.com header.b="yZJ+l/A8" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E93BA206B2 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=osandov.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-btrfs-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727956AbeJCCFx (ORCPT ); Tue, 2 Oct 2018 22:05:53 -0400 Received: from mail-pf1-f193.google.com ([209.85.210.193]:42665 "EHLO mail-pf1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726946AbeJCCFx (ORCPT ); Tue, 2 Oct 2018 22:05:53 -0400 Received: by mail-pf1-f193.google.com with SMTP id f26-v6so291567pfn.9 for ; Tue, 02 Oct 2018 12:20:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=osandov-com.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=lcg9sYhl6YvdIlBSxP0SL+p4lT/VPZLPI1wHVHWeyp4=; b=yZJ+l/A8irRIzqigkQU/1LsUijPewjAreFoyt2d5VTI/VDAZcAzP/CyVc+r5BL+sEi IweKzACQjMB6xXZIRuc8nznCqVS6UnmTgEGqUo63v/nFyUn+vsFU7/AObQOvL9/CTibG 5flQVDr19yGnTT5nEEn+Sez2us07m4eOInC/xStfK0qqqJfGbvnV9TTKp2ili/on7YP4 qXyjPbGLXgaC96VWH5Pe7Fe1WVs/rgInmB8Fln4uaF+goZekWuO12h8HKpTyodGFSpFi WA6iDkB3lC0RbK6LUvOoZ1Ig/Uv0tIQHf7dSWTCkEKqBoTMMjnEwo+f8SLSJXmVqKkne 6XSA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=lcg9sYhl6YvdIlBSxP0SL+p4lT/VPZLPI1wHVHWeyp4=; b=E8ST6f+lPu/HbMHcbgoY08PvkJQNucQsHEXPDa71WlqbeWaExyo0KOFdX+99WTW/LL yPL6QEbqY7eOsysLTI9nmKAXU/2ws0C1EhJmQU0r6GELO0zui5NrcLthqBZ6jKDJUou6 mW+wemXcEI5gOvu5NUu29wSyYGxPNoBG9u+MBYjnejKoj3YwyU4oUNoibUXHzcqHYd6X gdw/Me+vVPEevq7rP0Xw7nPmo8h+EdaA43o4vRqeJLOlRexjrDPLu+sZODqrxrnnDjWb pnX7TaNtJKuORphd/Tk64IA9QTuu0vEUAE4tXfmQvqMZXjoZW1mxXz4oZiQefvlrOGlK m2Pw== X-Gm-Message-State: ABuFfohhF9bLtmPgtT6IZdIsUYdoEP0+Qp6avGT0XRrQMg3rLqgjmfgw deRBLY4jLeOX15aVuUjkFuGoZTXrYKU= X-Google-Smtp-Source: ACcGV62qMwkRU4lbtr6U/QFxSuz+TvxSnJ7PhOO7XJeotPyQNF4M+mWVhCzN03kwyTsDHokcdRY+4g== X-Received: by 2002:a63:be4a:: with SMTP id g10-v6mr15681281pgo.378.1538508058542; Tue, 02 Oct 2018 12:20:58 -0700 (PDT) Received: from vader ([2620:10d:c090:200::5:4e24]) by smtp.gmail.com with ESMTPSA id d7-v6sm29073810pfm.23.2018.10.02.12.20.57 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 02 Oct 2018 12:20:58 -0700 (PDT) Date: Tue, 2 Oct 2018 12:20:57 -0700 From: Omar Sandoval To: Nikolay Borisov Cc: linux-btrfs@vger.kernel.org Subject: Re: [PATCH 01/10] btrfs-progs: Add support for freespace tree in btrfs_read_fs_root Message-ID: <20181002192057.GA25437@vader> References: <1538405181-25231-1-git-send-email-nborisov@suse.com> <1538405181-25231-2-git-send-email-nborisov@suse.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1538405181-25231-2-git-send-email-nborisov@suse.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On Mon, Oct 01, 2018 at 05:46:12PM +0300, Nikolay Borisov wrote: > For completeness sake add code to btrfs_read_fs_root so that it can > handle the freespace tree. Reviewed-by: Omar Sandoval > Signed-off-by: Nikolay Borisov > --- > disk-io.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/disk-io.c b/disk-io.c > index 2e6d56a36af9..14f0fd5c2f0c 100644 > --- a/disk-io.c > +++ b/disk-io.c > @@ -668,6 +668,9 @@ struct btrfs_root *btrfs_read_fs_root(struct btrfs_fs_info *fs_info, > if (location->objectid == BTRFS_QUOTA_TREE_OBJECTID) > return fs_info->quota_enabled ? fs_info->quota_root : > ERR_PTR(-ENOENT); > + if (location->objectid == BTRFS_FREE_SPACE_TREE_OBJECTID) > + return fs_info->free_space_root ? fs_info->free_space_root : > + ERR_PTR(-ENOENT); > > BUG_ON(location->objectid == BTRFS_TREE_RELOC_OBJECTID || > location->offset != (u64)-1); > -- > 2.7.4 >