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Btrfs: always save ref_root in delayed refs

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For consistent backref walking and (later) qgroup calculation the
information to which root a delayed ref belongs is useful even for shared
refs.

Signed-off-by: Arne Jansen <sensille@gmx.net>
Signed-off-by: Jan Schmidt <list.btrfs@jan-o-sch.net>
This commit is contained in:
Arne Jansen
2011-09-14 14:01:24 +02:00
committed by Jan Schmidt
parent 66d7e7f09f
commit eebe063b7f
2 changed files with 12 additions and 18 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
fs/btrfs/delayed-ref.c
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@@ -495,13 +495,12 @@ static noinline int add_delayed_tree_ref(struct btrfs_fs_info *fs_info,
ref->in_tree = 1;
full_ref = btrfs_delayed_node_to_tree_ref(ref);
if (parent) {
full_ref->parent = parent;
full_ref->parent = parent;
full_ref->root = ref_root;
if (parent)
ref->type = BTRFS_SHARED_BLOCK_REF_KEY;
} else {
full_ref->root = ref_root;
else
ref->type = BTRFS_TREE_BLOCK_REF_KEY;
}
full_ref->level = level;
trace_btrfs_delayed_tree_ref(ref, full_ref, action);
@@ -551,13 +550,12 @@ static noinline int add_delayed_data_ref(struct btrfs_fs_info *fs_info,
ref->in_tree = 1;
full_ref = btrfs_delayed_node_to_data_ref(ref);
if (parent) {
full_ref->parent = parent;
full_ref->parent = parent;
full_ref->root = ref_root;
if (parent)
ref->type = BTRFS_SHARED_DATA_REF_KEY;
} else {
full_ref->root = ref_root;
else
ref->type = BTRFS_EXTENT_DATA_REF_KEY;
}
full_ref->objectid = owner;
full_ref->offset = offset;