userns: Convert ext4 to user kuid/kgid where appropriate

Acked-by: Serge Hallyn <serge.hallyn@canonical.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
index 319538b..69d8a69 100644
--- a/include/trace/events/ext4.h
+++ b/include/trace/events/ext4.h
@@ -36,8 +36,8 @@
 		__entry->dev	= inode->i_sb->s_dev;
 		__entry->ino	= inode->i_ino;
 		__entry->mode	= inode->i_mode;
-		__entry->uid	= inode->i_uid;
-		__entry->gid	= inode->i_gid;
+		__entry->uid	= i_uid_read(inode);
+		__entry->gid	= i_gid_read(inode);
 		__entry->blocks	= inode->i_blocks;
 	),