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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT 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 BA978C432BE for ; Thu, 12 Aug 2021 05:35:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A0E8E60EB9 for ; Thu, 12 Aug 2021 05:35:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234344AbhHLFfl (ORCPT ); Thu, 12 Aug 2021 01:35:41 -0400 Received: from smtp-out2.suse.de ([195.135.220.29]:33620 "EHLO smtp-out2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234362AbhHLFfk (ORCPT ); Thu, 12 Aug 2021 01:35:40 -0400 Received: from imap1.suse-dmz.suse.de (imap1.suse-dmz.suse.de [192.168.254.73]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id 431981FF0B for ; Thu, 12 Aug 2021 05:35:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1628746515; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=2WirGfeoK/nfRbqXUaAwbbxVr5os2SrD41no2c/RL1k=; b=jry4b97LcBLQApJyZNgDjk2VQj+Wp70r3ny5vFlhxgEwnkwx6IZAYx1LbVx5aCqbTqzMFz 9X14ycdqaDtKPGzSI3mvCoivM+h/Q8Zvf3flEZS/iiUf7DTgdxdkTg+plCmkPPQw6paOyB k2hNaOzVedhtaXSsP9bEUoyCNIOJJC4= Received: from imap1.suse-dmz.suse.de (imap1.suse-dmz.suse.de [192.168.254.73]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap1.suse-dmz.suse.de (Postfix) with ESMTPS id 8153913838 for ; Thu, 12 Aug 2021 05:35:14 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap1.suse-dmz.suse.de with ESMTPSA id aAwgERKzFGFeZQAAGKfGzw (envelope-from ) for ; Thu, 12 Aug 2021 05:35:14 +0000 From: Qu Wenruo To: linux-btrfs@vger.kernel.org Subject: [PATCH 3/4] btrfs-progs: map-logical: loosen the required trees to open the filesystem Date: Thu, 12 Aug 2021 13:35:07 +0800 Message-Id: <20210812053508.175737-4-wqu@suse.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210812053508.175737-1-wqu@suse.com> References: <20210812053508.175737-1-wqu@suse.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org For btrfs-map-logical, it only requires chunk tree to do the logicla->physical mapping. All othe trees are not really needed. Loosen the required trees to make btrfs-map-logical to work better on corrupted fs. Signed-off-by: Qu Wenruo --- btrfs-map-logical.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/btrfs-map-logical.c b/btrfs-map-logical.c index 21f00fa20ce8..9f119d08bad8 100644 --- a/btrfs-map-logical.c +++ b/btrfs-map-logical.c @@ -261,7 +261,8 @@ int main(int argc, char **argv) radix_tree_init(); cache_tree_init(&root_cache); - root = open_ctree(dev, 0, 0); + root = open_ctree(dev, 0, OPEN_CTREE_PARTIAL | + OPEN_CTREE_NO_BLOCK_GROUPS); if (!root) { fprintf(stderr, "Open ctree failed\n"); free(output_file); -- 2.32.0