Hi, On Tue, Nov 12, 2019 at 02:51:51PM +0800, Chunfeng Yun wrote: > Now the USB gadget subsystem can use the USB debugfs root directory, > so move musb's directory from the root of the debugfs filesystem into > the root of usb My opinion is this move is unnecessary. I breaks existing debug tools or documentation which is already published on Internet. -Bin.