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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 82439C43331 for ; Thu, 26 Mar 2020 08:34:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 605A320719 for ; Thu, 26 Mar 2020 08:34:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727612AbgCZIeH (ORCPT ); Thu, 26 Mar 2020 04:34:07 -0400 Received: from mx2.suse.de ([195.135.220.15]:49532 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727831AbgCZIeG (ORCPT ); Thu, 26 Mar 2020 04:34:06 -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 0B74BACAE for ; Thu, 26 Mar 2020 08:34:05 +0000 (UTC) From: Qu Wenruo To: linux-btrfs@vger.kernel.org Subject: [PATCH v2 21/39] btrfs: Rename link_backref_edge() to btrfs_backref_link_edge() and move it backref.h Date: Thu, 26 Mar 2020 16:32:58 +0800 Message-Id: <20200326083316.48847-22-wqu@suse.com> X-Mailer: git-send-email 2.26.0 In-Reply-To: <20200326083316.48847-1-wqu@suse.com> References: <20200326083316.48847-1-wqu@suse.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org Signed-off-by: Qu Wenruo --- fs/btrfs/backref.h | 16 ++++++++++++++++ fs/btrfs/relocation.c | 23 ++++------------------- 2 files changed, 20 insertions(+), 19 deletions(-) diff --git a/fs/btrfs/backref.h b/fs/btrfs/backref.h index f04b366144ad..c09fd4024cc2 100644 --- a/fs/btrfs/backref.h +++ b/fs/btrfs/backref.h @@ -278,4 +278,20 @@ struct btrfs_backref_node *btrfs_backref_alloc_node( struct btrfs_backref_cache *cache, u64 bytenr, int level); struct btrfs_backref_edge *btrfs_backref_alloc_edge( struct btrfs_backref_cache *cache); + +#define LINK_LOWER (1 << 0) +#define LINK_UPPER (1 << 1) +static inline void btrfs_backref_link_edge(struct btrfs_backref_edge *edge, + struct btrfs_backref_node *lower, + struct btrfs_backref_node *upper, + int link_which) +{ + ASSERT(upper && lower && upper->level == lower->level + 1); + edge->node[LOWER] = lower; + edge->node[UPPER] = upper; + if (link_which & LINK_LOWER) + list_add_tail(&edge->list[LOWER], &lower->upper); + if (link_which & LINK_UPPER) + list_add_tail(&edge->list[UPPER], &upper->lower); +} #endif diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index 87bc0b20cbfd..3a95f5cd353a 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -218,21 +218,6 @@ static void free_backref_node(struct btrfs_backref_cache *cache, } } -#define LINK_LOWER (1 << 0) -#define LINK_UPPER (1 << 1) -static void link_backref_edge(struct btrfs_backref_edge *edge, - struct btrfs_backref_node *lower, - struct btrfs_backref_node *upper, - int link_which) -{ - ASSERT(upper && lower && upper->level == lower->level + 1); - edge->node[LOWER] = lower; - edge->node[UPPER] = upper; - if (link_which & LINK_LOWER) - list_add_tail(&edge->list[LOWER], &lower->upper); - if (link_which & LINK_UPPER) - list_add_tail(&edge->list[UPPER], &upper->lower); -} static void free_backref_edge(struct btrfs_backref_cache *cache, struct btrfs_backref_edge *edge) @@ -596,7 +581,7 @@ static int handle_direct_tree_backref(struct btrfs_backref_cache *cache, ASSERT(upper->checked); INIT_LIST_HEAD(&edge->list[UPPER]); } - link_backref_edge(edge, cur, upper, LINK_LOWER); + btrfs_backref_link_edge(edge, cur, upper, LINK_LOWER); return 0; } @@ -741,7 +726,7 @@ static int handle_indirect_tree_backref(struct btrfs_backref_cache *cache, if (!upper->owner) upper->owner = btrfs_header_owner(eb); } - link_backref_edge(edge, lower, upper, LINK_LOWER); + btrfs_backref_link_edge(edge, lower, upper, LINK_LOWER); if (rb_node) { btrfs_put_root(root); @@ -1256,8 +1241,8 @@ static int clone_backref_node(struct btrfs_trans_handle *trans, if (!new_edge) goto fail; - link_backref_edge(new_edge, edge->node[LOWER], new_node, - LINK_UPPER); + btrfs_backref_link_edge(new_edge, edge->node[LOWER], + new_node, LINK_UPPER); } } else { list_add_tail(&new_node->lower, &cache->leaves); -- 2.26.0