Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754198Ab3GAOaA (ORCPT ); Mon, 1 Jul 2013 10:30:00 -0400 Received: from iolanthe.rowland.org ([192.131.102.54]:38400 "HELO iolanthe.rowland.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1751252Ab3GAO37 (ORCPT ); Mon, 1 Jul 2013 10:29:59 -0400 Date: Mon, 1 Jul 2013 10:29:58 -0400 (EDT) From: Alan Stern X-X-Sender: stern@iolanthe.rowland.org To: ZhenHua cc: gregkh@linuxfoundation.org, , Subject: Re: [PATCH 1/1] usb,uhci: add a new tag for virtual uhci devices In-Reply-To: <51D0D73F.2060401@hp.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 933 Lines: 27 On Mon, 1 Jul 2013, ZhenHua wrote: > Let's make it clear: > I said "I don't have a machine that this makes action different", > it does not mean my patch "did not make the machine act different ". Of course. > There are many kinds of machines, I have never said "my patch does > not make ALL of them act different". But does it make a difference on _any_ machine? There is a good reason for asking this question. The "auto-stopp" mechanism in uhci-hcd was intended to be a temporary measure. It isn't needed now that we have runtime PM. Adding a patch just to make it work on a few systems doesn't seem worthwhile -- we would be better off removing it entirely. Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/