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Diffstat (limited to 'fs/btrfs/extent-tree.c')
-rw-r--r--fs/btrfs/extent-tree.c21
1 files changed, 14 insertions, 7 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 9c01509dd8ab..d15b4fc07554 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -2438,6 +2438,10 @@ static noinline int run_clustered_refs(struct btrfs_trans_handle *trans,
ref->in_tree = 0;
rb_erase(&ref->rb_node, &delayed_refs->root);
+ if (btrfs_delayed_ref_is_head(ref)) {
+ rb_erase(&locked_ref->href_node,
+ &delayed_refs->href_root);
+ }
delayed_refs->num_entries--;
if (!btrfs_delayed_ref_is_head(ref)) {
/*
@@ -2640,7 +2644,7 @@ int btrfs_run_delayed_refs(struct btrfs_trans_handle *trans,
{
struct rb_node *node;
struct btrfs_delayed_ref_root *delayed_refs;
- struct btrfs_delayed_ref_node *ref;
+ struct btrfs_delayed_ref_head *head;
struct list_head cluster;
int ret;
u64 delayed_start;
@@ -2770,18 +2774,18 @@ again:
spin_lock(&delayed_refs->lock);
}
- node = rb_first(&delayed_refs->root);
+ node = rb_first(&delayed_refs->href_root);
if (!node)
goto out;
count = (unsigned long)-1;
while (node) {
- ref = rb_entry(node, struct btrfs_delayed_ref_node,
- rb_node);
- if (btrfs_delayed_ref_is_head(ref)) {
- struct btrfs_delayed_ref_head *head;
+ head = rb_entry(node, struct btrfs_delayed_ref_head,
+ href_node);
+ if (btrfs_delayed_ref_is_head(&head->node)) {
+ struct btrfs_delayed_ref_node *ref;
- head = btrfs_delayed_node_to_head(ref);
+ ref = &head->node;
atomic_inc(&ref->refs);
spin_unlock(&delayed_refs->lock);
@@ -2795,6 +2799,8 @@ again:
btrfs_put_delayed_ref(ref);
cond_resched();
goto again;
+ } else {
+ WARN_ON(1);
}
node = rb_next(node);
}
@@ -5956,6 +5962,7 @@ static noinline int check_ref_cleanup(struct btrfs_trans_handle *trans,
*/
head->node.in_tree = 0;
rb_erase(&head->node.rb_node, &delayed_refs->root);
+ rb_erase(&head->href_node, &delayed_refs->href_root);
delayed_refs->num_entries--;