Tejun Heo wrote:
> Hello, all.
>
> Agreed with the problem but I'm not very enthusiastic for adding
> kobj->owner. How about the following? exit() routines will have to
> do device_unregister_wait() instead of device_unregister(). On return
> from it, it's guaranteed that all references to it are dropped and
> ->release is finished. The caller is responsible for avoiding
> deadlock, of course.
Oh, one more thing, with proper code audit, we can just make
device_unregister() do the waiting instead of adding separate
device_unregister_wait(). I think that will be a good step toward
immediate-detach driver model.
--
tejun
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