Merge tag 'irqchip-for-4.8-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/urgent

Pull genirq/irqchip fixes for 4.8-rc4 from Marc Zygnier

- A critical fix for chained irqchip where we failed to configure
  the cascade interrupt trigger
- A GIC fix for self-IPI in SMP-on-UP configurations
- A PM fix for GICv3
- A initialization fix the the GICv3 ITS, triggered by kexec

1 files changed, 0 insertions, 27 deletions

diff --git a/fs/btrfs/delayed-ref.c b/fs/btrfs/delayed-ref.c
index b6d210e7a993..d9ddcfc18c91 100644
--- a/fs/btrfs/delayed-ref.c
+++ b/fs/btrfs/delayed-ref.c
@@ -862,33 +862,6 @@ int btrfs_add_delayed_data_ref(struct btrfs_fs_info *fs_info,
 	return 0;
 }
 
-int btrfs_add_delayed_qgroup_reserve(struct btrfs_fs_info *fs_info,
-				     struct btrfs_trans_handle *trans,
-				     u64 ref_root, u64 bytenr, u64 num_bytes)
-{
-	struct btrfs_delayed_ref_root *delayed_refs;
-	struct btrfs_delayed_ref_head *ref_head;
-	int ret = 0;
-
-	if (!fs_info->quota_enabled || !is_fstree(ref_root))
-		return 0;
-
-	delayed_refs = &trans->transaction->delayed_refs;
-
-	spin_lock(&delayed_refs->lock);
-	ref_head = find_ref_head(&delayed_refs->href_root, bytenr, 0);
-	if (!ref_head) {
-		ret = -ENOENT;
-		goto out;
-	}
-	WARN_ON(ref_head->qgroup_reserved || ref_head->qgroup_ref_root);
-	ref_head->qgroup_ref_root = ref_root;
-	ref_head->qgroup_reserved = num_bytes;
-out:
-	spin_unlock(&delayed_refs->lock);
-	return ret;
-}
-
 int btrfs_add_delayed_extent_op(struct btrfs_fs_info *fs_info,
 				struct btrfs_trans_handle *trans,
 				u64 bytenr, u64 num_bytes,