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Date:   Wed, 1 Jul 2020 08:29:24 +0200
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     Peter Chen <hzpeterchen@gmail.com>
Cc:     USB list <linux-usb@vger.kernel.org>,
        lkml <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] USB: Fix up terminology
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On Wed, Jul 01, 2020 at 02:02:00PM +0800, Peter Chen wrote:
> > index 3a7179e90f4e..1a12aab208b4 100644
> > --- a/drivers/usb/gadget/udc/Kconfig
> > +++ b/drivers/usb/gadget/udc/Kconfig
> > @@ -474,7 +474,7 @@ config USB_DUMMY_HCD
> >         help
> >           This host controller driver emulates USB, looping all data transfer
> >           requests back to a USB "gadget driver" in the same host.  The host
> > -         side is the master; the gadget side is the slave.  Gadget drivers
> > +         side is the controller; the gadget side is the device.  Gadget drivers
> 
> 'the host side is the controller' may not be suitable.

Really?  It is literally a "host controller" as per the specification :)