The new deal will keep him at the club until the summer of 2011.
The 27-year-old joined Bayern on a free transfer from Schalke in the summer of 2007.
Tottenham and Atletico Madrid are among the clubs who have been linked with the midfielder.
The new deal will keep him at the club until the summer of 2011.
The 27-year-old joined Bayern on a free transfer from Schalke in the summer of 2007.
Tottenham and Atletico Madrid are among the clubs who have been linked with the midfielder.
