linux-kernel - Re: USB: set default y for CONFIG_USB_DEVICE

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:	Sun, 27 May 2007 18:19:34 +0200
From:	Kay Sievers <kay.sievers@...y.org>
To:	Jesper Juhl <jesper.juhl@...il.com>
Cc:	Greg KH <greg@...ah.com>, bert hubert <bert.hubert@...herlabs.nl>,
	linux-kernel@...r.kernel.org
Subject: Re: USB: set default y for CONFIG_USB_DEVICE_CLASS

On Sun, 2007-05-27 at 18:10 +0200, Jesper Juhl wrote:
> On 27/05/07, Kay Sievers <kay.sievers@...y.org> wrote:
> > From: Kay Sievers <kay.sievers@...y.org>
> > Subject: USB: set default y for CONFIG_USB_DEVICE_CLASS
> >
> > Signed-off-by: Kay Sievers <kay.sievers@...y.org>
> > ---
> >
> > diff --git a/drivers/usb/core/Kconfig b/drivers/usb/core/Kconfig
> > index f493fb1..346fc03 100644
> > --- a/drivers/usb/core/Kconfig
> > +++ b/drivers/usb/core/Kconfig
> > @@ -40,21 +40,25 @@ config USB_DEVICEFS
> >  config USB_DEVICE_CLASS
> >         bool "USB device class-devices (DEPRECATED)"
> >         depends on USB
> > -       default n
> > +       default y
> 
> It puzzles me why a deprecated option should be default 'Y'...

Because usb_device class devices are kind of broken regarding the event
timing, and should not be used anymore. They are replaced by
device-nodes created by the real usb-device, but some systems still
depend on the class devices:
   http://lkml.org/lkml/2007/5/27/56

We better default to y for a while until the users have switched over.

Kay

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/