Re: [linux-usb-devel] Re: [OOPS, usbcore, releaseintf] 2.6.0-test10-mm1

From: Duncan Sands
Date: Wed Dec 10 2003 - 11:50:21 EST


On Wednesday 10 December 2003 17:20, Oliver Neukum wrote:
> Am Mittwoch, 10. Dezember 2003 14:22 schrieb Duncan Sands:
> > > That leads to the question of how to assure that the device doesn't go
> > > away before usb_set_configuration is called. Perhaps
> > > usb_set_configuration and usb_unbind_interface should be changed to
> > > require the caller to hold the serialize lock.
> >
> > How about
> >
> > __usb_set_configuration - lockless version
> > usb_set_configuration - locked version
>
> Partially done.
> That's what the _physical version of usb_reset_device() is about.

Unfortunately, usb_physical_reset_device calls usb_set_configuration
which takes dev->serialize.

Duncan.
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