Re: Re: Re: Re: Re: [PATCH] USB: serial: option: add support for Foxconn T99W651

[Greg KH <gregkh@linuxfoundation.org>]

On Mon, Sep 02, 2024 at 02:46:04PM +0800, Slark Xiao wrote:
> 
> At 2024-09-02 13:59:28, "Greg KH" <gregkh@linuxfoundation.org> wrote:
> >On Mon, Sep 02, 2024 at 11:59:42AM +0800, Slark Xiao wrote:
> >> At 2024-07-05 17:39:56, "Greg KH" <gregkh@linuxfoundation.org> wrote:
> >> >On Fri, Jul 05, 2024 at 05:34:06PM +0800, Slark Xiao wrote:
> >> >> 
> >> >> At 2024-07-05 17:22:13, "Johan Hovold" <johan@kernel.org> wrote:
> >> >> >On Fri, Jul 05, 2024 at 05:11:22PM +0800, Slark Xiao wrote:
> >> >> >
> >> >> >> I have a concern about the test result of "usb-devices" in Ubuntu
> >> >> >> 22.04. Do you know why it wouldn't show our devices any more? 
> >> >> >
> >> >> >No, sorry, no idea. Everything seems to work here with the latest
> >> >> >usbutils-017.
> >> >> >
> >> >> >Is it just your devices that no longer show up or doesn't it work at
> >> >> >all?
> >> >> >
> >> >> A lot of devices missed in Ubuntu 22.04, especially for modem devices.
> >> >> Nothing would be printed for modem devices.
> >> >
> >> >What specific version of usbutils are you using?
> >> >
> >> >If you pull from the github repo, can you try the version there?
> >> >
> >> >And if that has problems, a diff of both working and not-working would
> >> >be great.
> >> >
> >> >thanks,
> >> >
> >> >greg k-h
> >> Hi Greg,
> >> I reproduced this issue again. And now I checked it with different usbutils
> >> version one by one.  Version 014 has this issue. Both 013 and 015 works well.
> >> Please see attached log:
> >
> >So this is fine now with the latest version?  Note that 015 was released
> >way back in 2022 and that is even quite old, 017 is the latest release
> >of usbutils.
> >
> >A problem in usb-devices was fixed in the 015 release, dealing with
> >recursion and overwriting existing variables, so odds are that is what
> >fixed the problem you were having.  Please just use that or newer and
> >all should be fine.
> >
> >thanks,
> >
> >greg k-h
> Yeah, now I am using V017. BTW, the default of usbutils of Ubuntu 22.04.4 LTS is 014.
> So may I know do you have any plan to fix it since 22.04 LTS still under maintain.

How can I go back in time to fix that version?  :)

That's up to Ubuntu to resolve, there's nothing I can do, sorry.  Please
contact them and get them to resolve it as that's what your support
contract with them should provide.

good luck!

greg k-h