On Thu, Feb 17, 2022 at 02:10:10PM +0800, Jing Leng wrote: > Hi Greg KH, > > 1. Old version kernel can support superspeed transfer, the problem > was introduced by the following modification: > commit eaf6cbe0992052a46d93047dc122fad5126aa3bd > Author: Ruslan Bilovol <ruslan.bilovol@xxxxxxxxx> > Date: Mon Jul 12 14:55:28 2021 +0200 > > usb: gadget: f_uac2: add volume and mute support Then put this as a Fixes: tag in the changelog text like the documentation asks to. thanks, greg k-h