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SubjectRe: [RFC] Migrating net/sched to new module interface
Hi,

On Fri, 14 Feb 2003, Werner Almesberger wrote:

> I though we were talking about
>
> static data_used_by_callbacks;
> ...
> register_foo(&stuff_with_callbacks);
> ...
> unregister_foo(&stuff_with_callbacks);
> make_unusable(&data_used_by_callbacks)
> ...
> /* oops, we just got a callback */
>
> ("data_used_by_callbacks" could be a pointer to kmalloc'ed
> memory, etc.)
>
> This kind of problem seems to be understood well enough.

Yes, and now compare how the solutions differ when the data is static and
when it's allocated.

bye, Roman

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