On Mon, Sep 05, 2022 at 06:01:01PM +0800, Jiasheng Jiang wrote: > On Fri, Sep 02, 2022 at 10:52:52PM +0800, Greg KH wrote: > >>> And again, have you tested this change? > >> > >> Every time I change the code, I recomplie it and check whether there are > >> errors. > >> Are there any other tests I need to do? > > > > Yes, boot with the device and make sure that the sysfs files are still > > there. You do have access to one of these devices, right? They are > > very very common. > > Sorry, I still have no idea how to boot with the device. You need to buy an FTDI device and plug it into a machine with your patch applied to the running and make sure that you did not break anything. > But if there is any wrong with the patch, you can tell me and I will continue > to revise it. It is your job to test your patches. Johan