Hi!

Greg KH [2005-09-27  2:13 -0700]:
> On Tue, Sep 27, 2005 at 01:04:15AM -0700, Greg KH wrote:
> > First off, thanks for providing a patch for this problem, it is real,
> > and has been known for a while (thanks to your debugging :)
> > 
> > On Sun, Sep 25, 2005 at 05:13:30PM +0200, Harald Welte wrote:
> > > 
> > > I suggest this (or any other) fix to be applied to both 2.6.14 final and
> > > the stable series.  I didn't yet investigate 2.4.x, but I think it is
> > > likely to have the same problem.
> > 
> > I agree, but I think we need an EXPORT_SYMBOL_GPL() for your newly
> > exported symbol, otherwise the kernel will not build if you have USB
> > built as a module.
> 
> Hm, it's even messier.  With your patch, we get:
>       *** Warning: "__send_sig_info" [drivers/usb/core/usbcore.ko] undefined!
>       *** Warning: "__put_task_struct" [drivers/usb/core/usbcore.ko] 
> undefined!
> when the USB core is a module.
> 
> I can't pass judgement if we want to export both of these functions to
> modules...  Anyone else know?

FWIW, our kernel maintainer just added

EXPORT_SYMBOL_GPL(__send_sig_info);

and it worked fine (we modularize as much as possible).

Martin

-- 
Martin Pitt        http://www.piware.de
Ubuntu Developer   http://www.ubuntu.com
Debian Developer   http://www.debian.org

In a world without walls and fences, who needs Windows and Gates?


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