linux-kernel - Re: [RFC PATCH] USB: remove CONFIG_USB

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Message-ID: <CAAJw_Zug=xFjzaguqfq+-HYBjmwDPJ+5Ntj=otMY4MJk2UWxDQ@mail.gmail.com>
Date:	Thu, 24 May 2012 23:55:16 +0800
From:	Jeff Chua <jeff.chua.linux@...il.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	Alan Stern <stern@...land.harvard.edu>, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org, Kay Sievers <kay@...y.org>
Subject: Re: [RFC PATCH] USB: remove CONFIG_USB_DEVICEFS

On Thu, Apr 26, 2012 at 11:12 PM, Greg Kroah-Hartman
<gregkh@...uxfoundation.org> wrote:
> On Thu, Apr 26, 2012 at 11:06:45AM -0400, Alan Stern wrote:
>> On Wed, 25 Apr 2012, Greg Kroah-Hartman wrote:
>>
>> > This option has been deprecated for many years now, and no userspace
>> > tools use it anymore, so it should be safe to finally remove it.
>> >
>> > Reported-by: Kay Sievers <kay@...y.org>
>> > Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
>> >
>> > Anyone object to me queuing this up for the 3.5 kernel release?
>>
>> I'm not sure about this.  There are a few systems still floating around
>> that don't use udev; on those systems /proc/bus/usb is the only way for
>> user programs to control USB devices.  Admittedly, I have no idea
>> whether any such systems will be using 3.5 or later kernels...
>
> They don't have to use udev, they can use devtmpfs (which is what the
> majority of embedded systems use today), or they can just use static
> device nodes to get access to these devices, the char node is still
> present, we aren't getting rid of them at all.

Looks like vmware is breaking. Can't find any usb devices. I'm not using udev.

Jeff
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