Philipp Rumpf wrote:
> 
> On Sat, Oct 28, 2000 at 09:37:28AM -0400, Brian Gerst wrote:
> > Philipp Rumpf wrote:
> > >  - you can't copy_(from|to)_user in the module exit function (which would
> > > be copies from/to rmmod anyway)
> >
> > Unfortunately, you need to be able to use copy_*_user() from the network
> > ioctls, and this is the center of the current issue.
> 
> You misunderstood.  The network ioctls aren't module_exit functions, so
> copy_*_user in them is fine.

Yes, but they can be called (and sleep) with module refcount == 0.  This
is because the file descripter used to perform the ioctl isn't directly
associated with the network device, thereby not incrementing the
refcount on open.

-- 

                                                Brian Gerst
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [EMAIL PROTECTED]
Please read the FAQ at http://www.tux.org/lkml/

Reply via email to