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author | Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de> | 2015-10-23 04:06:23 +0200 |
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committer | Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de> | 2015-10-23 04:06:23 +0200 |
commit | 3b3a015ad4ab1ad0cf707ccbaef1dbe965993a4a (patch) | |
tree | 2e9e3c9f86387bdad3df86b8c48d76665bb44a27 /fs/btrfs/ref-cache.h | |
parent | 15dfd0df63ce6847081d09b2bbd567cc0cc4eae1 (diff) | |
download | kernel_samsung_smdk4412-3b3a015ad4ab1ad0cf707ccbaef1dbe965993a4a.zip kernel_samsung_smdk4412-3b3a015ad4ab1ad0cf707ccbaef1dbe965993a4a.tar.gz kernel_samsung_smdk4412-3b3a015ad4ab1ad0cf707ccbaef1dbe965993a4a.tar.bz2 |
merged more uncritical stuff from 3.2.72
Diffstat (limited to 'fs/btrfs/ref-cache.h')
-rw-r--r-- | fs/btrfs/ref-cache.h | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/fs/btrfs/ref-cache.h b/fs/btrfs/ref-cache.h deleted file mode 100644 index 24f7001..0000000 --- a/fs/btrfs/ref-cache.h +++ /dev/null @@ -1,52 +0,0 @@ -/* - * Copyright (C) 2008 Oracle. All rights reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public - * License v2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public - * License along with this program; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 021110-1307, USA. - */ -#ifndef __REFCACHE__ -#define __REFCACHE__ - -struct btrfs_extent_info { - /* bytenr and num_bytes find the extent in the extent allocation tree */ - u64 bytenr; - u64 num_bytes; - - /* objectid and offset find the back reference for the file */ - u64 objectid; - u64 offset; -}; - -struct btrfs_leaf_ref { - struct rb_node rb_node; - struct btrfs_leaf_ref_tree *tree; - int in_tree; - atomic_t usage; - - u64 root_gen; - u64 bytenr; - u64 owner; - u64 generation; - int nritems; - - struct list_head list; - struct btrfs_extent_info extents[]; -}; - -static inline size_t btrfs_leaf_ref_size(int nr_extents) -{ - return sizeof(struct btrfs_leaf_ref) + - sizeof(struct btrfs_extent_info) * nr_extents; -} -#endif |