btrfs: qgroup: Add new trace point for qgroup data reserve

[mirror_ubuntu-bionic-kernel.git] / fs / btrfs / qgroup.h

diff --git a/fs/btrfs/qgroup.h b/fs/btrfs/qgroup.h
index adb03da3d298228fc40ceb7e624efc3ef65d8c1c..686b60f60b617e4948c8e369c8a1e35f9fbca753 100644 (file)
--- a/fs/btrfs/qgroup.h
+++ b/fs/btrfs/qgroup.h
@@ -33,6 +33,13 @@ struct btrfs_qgroup_extent_record {
        struct ulist *old_roots;
 };
 
+/*
+ * For qgroup event trace points only
+ */
+#define QGROUP_RESERVE         (1<<0)
+#define QGROUP_RELEASE         (1<<1)
+#define QGROUP_FREE            (1<<2)
+
 int btrfs_quota_enable(struct btrfs_trans_handle *trans,
                       struct btrfs_fs_info *fs_info);
 int btrfs_quota_disable(struct btrfs_trans_handle *trans,
@@ -81,6 +88,7 @@ static inline void btrfs_qgroup_free_delayed_ref(struct btrfs_fs_info *fs_info,
                                                 u64 ref_root, u64 num_bytes)
 {
        btrfs_qgroup_free_refroot(fs_info, ref_root, num_bytes);
+       trace_btrfs_qgroup_free_delayed_ref(ref_root, num_bytes);
 }
 void assert_qgroups_uptodate(struct btrfs_trans_handle *trans);