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

* Al Viro <[email protected]> wrote:

> On Mon, Dec 04, 2006 at 12:22:44PM +0000, David Howells wrote:
> > Ingo Molnar <[email protected]> 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.

	Ingo
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References:
- Re: [RFC] timers, pointers to functions and type safety
  - From: Ingo Molnar <[email protected]>
- [RFC] timers, pointers to functions and type safety
  - From: Al Viro <[email protected]>
- Re: [RFC] timers, pointers to functions and type safety
  - From: Thomas Gleixner <[email protected]>
- Re: [RFC] timers, pointers to functions and type safety
  - From: Al Viro <[email protected]>
- Re: [RFC] timers, pointers to functions and type safety
  - From: Thomas Gleixner <[email protected]>
- Re: [RFC] timers, pointers to functions and type safety
  - From: Matthew Wilcox <[email protected]>
- Re: [RFC] timers, pointers to functions and type safety
  - From: Thomas Gleixner <[email protected]>
- Re: [RFC] timers, pointers to functions and type safety
  - From: Al Viro <[email protected]>
- Re: [RFC] timers, pointers to functions and type safety
  - From: David Howells <[email protected]>
- Re: [RFC] timers, pointers to functions and type safety
  - From: Al Viro <[email protected]>

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