Btrfs: show useful info in space reservation tracepoint

o For space info, the type of space info is useful for debug.
o For transaction handle, its transid is useful.

Signed-off-by: Liu Bo <liubo2009@cn.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>

1 files changed, 2 insertions, 4 deletions

diff --git a/fs/btrfs/inode-map.c b/fs/btrfs/inode-map.c
index 7ca46e6e11ae..b1a1c929ba80 100644
--- a/fs/btrfs/inode-map.c
+++ b/fs/btrfs/inode-map.c
@@ -439,8 +439,7 @@ int btrfs_save_ino_cache(struct btrfs_root *root,
         if (ret)
                 goto out;
         trace_btrfs_space_reservation(root->fs_info, "ino_cache",
-                                      (u64)(unsigned long)trans,
-                                      trans->bytes_reserved, 1);
+                                      trans->transid, trans->bytes_reserved, 1);
 again:
         inode = lookup_free_ino_inode(root, path);
         if (IS_ERR(inode) && (PTR_ERR(inode) != -ENOENT || retry)) {
@@ -507,8 +506,7 @@ out_put:
         iput(inode);
 out_release:
         trace_btrfs_space_reservation(root->fs_info, "ino_cache",
-                                      (u64)(unsigned long)trans,
-                                      trans->bytes_reserved, 0);
+                                      trans->transid, trans->bytes_reserved, 0);
         btrfs_block_rsv_release(root, trans->block_rsv, trans->bytes_reserved);
 out:
         trans->block_rsv = rsv;