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btrfs: let ->s_fs_info point to fs_info, not root...

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the latter can be obtained from the former (by looking as ->tree_root)
just as cheaply as we currently are doing the other way round.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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Al Viro
2011-11-17 15:40:49 -05:00
parent 59553edf11
commit 815745cf3e
5 changed files with 45 additions and 45 deletions
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4
fs/btrfs/disk-io.c
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@@ -1894,8 +1894,8 @@ int open_ctree(struct super_block *sb,
struct btrfs_key location;
struct buffer_head *bh;
struct btrfs_super_block *disk_super;
struct btrfs_root *tree_root = btrfs_sb(sb);
struct btrfs_fs_info *fs_info = tree_root->fs_info;
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
struct btrfs_root *tree_root = fs_info->tree_root;
struct btrfs_root *extent_root;
struct btrfs_root *csum_root;
struct btrfs_root *chunk_root;