From patchwork Tue Mar 17 08:10:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Qu Wenruo X-Patchwork-Id: 11441977 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 68BC592A for ; Tue, 17 Mar 2020 08:11:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 48D9820719 for ; Tue, 17 Mar 2020 08:11:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726250AbgCQILy (ORCPT ); Tue, 17 Mar 2020 04:11:54 -0400 Received: from mx2.suse.de ([195.135.220.15]:42350 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726207AbgCQILy (ORCPT ); Tue, 17 Mar 2020 04:11:54 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 616F2AD31 for ; Tue, 17 Mar 2020 08:11:53 +0000 (UTC) From: Qu Wenruo To: linux-btrfs@vger.kernel.org Subject: [PATCH RFC 06/39] btrfs: relocation: Add backref_cache::fs_info member Date: Tue, 17 Mar 2020 16:10:52 +0800 Message-Id: <20200317081125.36289-7-wqu@suse.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200317081125.36289-1-wqu@suse.com> References: <20200317081125.36289-1-wqu@suse.com> MIME-Version: 1.0 Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org Add this member so that we can grab fs_info without the help from reloc_control. Signed-off-by: Qu Wenruo Reviewed-by: Josef Bacik --- fs/btrfs/relocation.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index 837a8a9a3434..560a144d5b95 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -163,6 +163,8 @@ struct backref_cache { /* The list of useless backref nodes during backref cache build */ struct list_head useless_node; + + struct btrfs_fs_info *fs_info; }; /* @@ -264,7 +266,8 @@ static void mapping_tree_init(struct mapping_tree *tree) spin_lock_init(&tree->lock); } -static void backref_cache_init(struct backref_cache *cache) +static void backref_cache_init(struct btrfs_fs_info *fs_info, + struct backref_cache *cache) { int i; cache->rb_root = RB_ROOT; @@ -275,6 +278,7 @@ static void backref_cache_init(struct backref_cache *cache) INIT_LIST_HEAD(&cache->leaves); INIT_LIST_HEAD(&cache->pending_edge); INIT_LIST_HEAD(&cache->useless_node); + cache->fs_info = fs_info; } static void backref_cache_cleanup(struct backref_cache *cache) @@ -4303,7 +4307,7 @@ static struct reloc_control *alloc_reloc_control(struct btrfs_fs_info *fs_info) INIT_LIST_HEAD(&rc->reloc_roots); INIT_LIST_HEAD(&rc->dirty_subvol_roots); - backref_cache_init(&rc->backref_cache); + backref_cache_init(fs_info, &rc->backref_cache); mapping_tree_init(&rc->reloc_root_tree); extent_io_tree_init(fs_info, &rc->processed_blocks, IO_TREE_RELOC_BLOCKS, NULL);