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SubjectRe: [PATCH][ATM] use rtnl_{lock,unlock} during device operations (take 2)
Hi,

On Mon, 9 Jun 2003, David S. Miller wrote:

> > netdev->dead = 1;
> > netdev->op_this = NULL;
> > netdev->op_that = NULL;
> > netdev->op_whatever = NULL;
> > synchronize_kernel();
>
> That assumes of course that the functions don't sleep.
> (RCU isn't really the answer to everything.)
>
> They hold references to the object, it doesn't matter if
> they sleep.

That's not the point. You also have to wait for the already running
operations to finish, before you can allow the module to unload.

bye, Roman

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