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SubjectRe: [RFC] timers, pointers to functions and type safety

* Al Viro <> wrote:

> On Mon, Dec 04, 2006 at 12:22:44PM +0000, David Howells wrote:
> > Ingo Molnar <> wrote:
> >
> > > the question is: which is more important, the type safety of a
> > > container_of() [or type cast], which if we get it wrong produces a
> > > /very/ trivial crash that is trivial to fix
> The hell it is. You get wrong fields of a big struct read and
> modified. Silently.

yeah - i think you are right. I think we should go with your changes to
incrase type safety for timer callbacks - and if someone wants to shrink
size (which patches do not exist at the moment), that person can think
about how to achieve that while still keeping type safety.

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