From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.kernel.org ([198.145.29.136]:33112 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752720AbcKRJiu (ORCPT ); Fri, 18 Nov 2016 04:38:50 -0500 From: fdmanana@kernel.org To: linux-btrfs@vger.kernel.org Cc: Filipe Manana Subject: [PATCH] Btrfs: remove rb_node field from the delayed ref node structure Date: Fri, 18 Nov 2016 09:38:44 +0000 Message-Id: <1479461924-25986-1-git-send-email-fdmanana@kernel.org> Sender: linux-btrfs-owner@vger.kernel.org List-ID: From: Filipe Manana After the last big change in the delayed references code that was needed for the last qgroups rework, the red black tree node field of struct btrfs_delayed_ref_node is no longer used, so just remove it, this helps us save some memory (since struct rb_node is 24 bytes on x86_64) for these structures. Signed-off-by: Filipe Manana --- fs/btrfs/delayed-ref.h | 6 ------ 1 file changed, 6 deletions(-) diff --git a/fs/btrfs/delayed-ref.h b/fs/btrfs/delayed-ref.h index 43f3629..a72fbe7 100644 --- a/fs/btrfs/delayed-ref.h +++ b/fs/btrfs/delayed-ref.h @@ -34,12 +34,6 @@ * ref_head. Must clean this mess up later. */ struct btrfs_delayed_ref_node { - /* - * ref_head use rb tree, stored in ref_root->href. - * indexed by bytenr - */ - struct rb_node rb_node; - /*data/tree ref use list, stored in ref_head->ref_list. */ struct list_head list; -- 2.7.0.rc3