Sorry to trouble you all & Thanks for your instructions! I noticed that Andreas Gruenbacher has submitted patches on mbcache. Please ignore mine. -- Thanks and Best Regards, shenghui -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>