hi: 2009/6/30 Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>: > On Tue, 30 Jun 2009, loody wrote: > >> Hi: >> >> 2009/6/28 loody <miloody@xxxxxxxxx>: >> > Dear all: >> > I have ported my usb host driver on 2.6.25 but right now I have to >> > change back to 2.6.18. >> > I am wondering whether it is ok if I do the following steps: >> > 1. replace header file located at include/linux/ in 2.6.18 with 2.6.25 >> > 2. replace the usb folder in 2.6.18/drivers with one in 2.6.25/drivers >> >> I follow the steps I list above but find there are other header files >> I have to change like device.h. >> I am afraid of the kernel will be unstable if I boldly copy the >> device.h from 2.6.25 to 2.6.18. >> Does that mean my thought is wrong? > > In brief: Yes, your thought is wrong. thanks for your help. So the best way to do so is rewrite my usb host driver base on 2.6.18? appreciate your help, miloody -- 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