Fangxiao: Please look at this bug report: http://bugzilla.kernel.org/show_bug.cgi?id=12559 Apparently the regression was caused by your patch: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=1460e5e44cc5ecad7704f63b10dcb3a59d0e008b Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html