From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f196.google.com ([209.85.192.196]:35215 "EHLO mail-pf0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S966504AbcAZQdV (ORCPT ); Tue, 26 Jan 2016 11:33:21 -0500 Received: by mail-pf0-f196.google.com with SMTP id q63so1132477pfb.2 for ; Tue, 26 Jan 2016 08:33:21 -0800 (PST) From: Byongho Lee To: linux-btrfs@vger.kernel.org, dsterba@suse.cz Subject: [PATCH v2] btrfs: simplify expression in btrfs_calc_trans_metadata_size() Date: Wed, 27 Jan 2016 01:33:04 +0900 Message-Id: <1453825984-12100-1-git-send-email-bhlee.kernel@gmail.com> Sender: linux-btrfs-owner@vger.kernel.org List-ID: Simplify expression in btrfs_calc_trans_metadata_size(). Signed-off-by: Byongho Lee Reviewed-by: Stefan Behrens --- v2: Fix wrong function's name in commit log. --- fs/btrfs/ctree.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index a9496644f47d..3ab8026280a2 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -3448,8 +3448,7 @@ u64 btrfs_csum_bytes_to_leaves(struct btrfs_root *root, u64 csum_bytes); static inline u64 btrfs_calc_trans_metadata_size(struct btrfs_root *root, unsigned num_items) { - return (root->nodesize + root->nodesize * (BTRFS_MAX_LEVEL - 1)) * - 2 * num_items; + return root->nodesize * BTRFS_MAX_LEVEL * 2 * num_items; } /* -- 2.7.0