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authorAl Viro <viro@zeniv.linux.org.uk>2011-11-17 00:32:06 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2012-01-08 19:34:36 -0500
commit2eb34cd368b3e5cef960ae9d9971a037cd6fa9d3 (patch)
tree44a64d151c1d3c6b7941b2aa059d08fe7d175974 /fs
parent10f6327b5d26660e06120ba17cff993cb616b1d2 (diff)
downloadtalos-obmc-linux-2eb34cd368b3e5cef960ae9d9971a037cd6fa9d3.tar.gz
talos-obmc-linux-2eb34cd368b3e5cef960ae9d9971a037cd6fa9d3.zip
btrfs: sanitizing ->fs_info, part 1
take assignment of ->fs_info to callers of __setup_root() Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
-rw-r--r--fs/btrfs/disk-io.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index dcb5d949b543..04eba10af825 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1142,7 +1142,6 @@ static int __setup_root(u32 nodesize, u32 leafsize, u32 sectorsize,
root->orphan_item_inserted = 0;
root->orphan_cleanup_state = 0;
- root->fs_info = fs_info;
root->objectid = objectid;
root->last_trans = 0;
root->highest_objectid = 0;
@@ -1193,6 +1192,7 @@ static int find_and_setup_root(struct btrfs_root *tree_root,
u32 blocksize;
u64 generation;
+ root->fs_info = fs_info;
__setup_root(tree_root->nodesize, tree_root->leafsize,
tree_root->sectorsize, tree_root->stripesize,
root, fs_info, objectid);
@@ -1227,6 +1227,7 @@ static struct btrfs_root *alloc_log_tree(struct btrfs_trans_handle *trans,
if (!root)
return ERR_PTR(-ENOMEM);
+ root->fs_info = fs_info;
__setup_root(tree_root->nodesize, tree_root->leafsize,
tree_root->sectorsize, tree_root->stripesize,
root, fs_info, BTRFS_TREE_LOG_OBJECTID);
@@ -1330,6 +1331,7 @@ struct btrfs_root *btrfs_read_fs_root_no_radix(struct btrfs_root *tree_root,
goto out;
}
+ root->fs_info = fs_info;
__setup_root(tree_root->nodesize, tree_root->leafsize,
tree_root->sectorsize, tree_root->stripesize,
root, fs_info, location->objectid);
@@ -2055,6 +2057,7 @@ struct btrfs_root *open_ctree(struct super_block *sb,
init_waitqueue_head(&fs_info->transaction_blocked_wait);
init_waitqueue_head(&fs_info->async_submit_wait);
+ tree_root->fs_info = fs_info;
__setup_root(4096, 4096, 4096, 4096, tree_root,
fs_info, BTRFS_ROOT_TREE_OBJECTID);
@@ -2247,6 +2250,7 @@ struct btrfs_root *open_ctree(struct super_block *sb,
btrfs_super_chunk_root_level(disk_super));
generation = btrfs_super_chunk_root_generation(disk_super);
+ chunk_root->fs_info = fs_info;
__setup_root(nodesize, leafsize, sectorsize, stripesize,
chunk_root, fs_info, BTRFS_CHUNK_TREE_OBJECTID);
@@ -2373,6 +2377,7 @@ retry_root_backup:
goto fail_trans_kthread;
}
+ log_tree_root->fs_info = fs_info;
__setup_root(nodesize, leafsize, sectorsize, stripesize,
log_tree_root, fs_info, BTRFS_TREE_LOG_OBJECTID);
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