Messages in this thread | | | Date | Tue, 05 Jun 2007 14:54:04 +0200 | From | Rene Herman <> | Subject | Re: SLUB: Return ZERO_SIZE_PTR for kmalloc(0) |
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On 06/05/2007 02:07 PM, John Anthony Kazos Jr. wrote:
> The name says exactly what it is. It's not at all dreadful. If we're going > to return a special value in the zero-size case (and in only that case) as > a valid pointer instead of actually allocating one byte and treating it as > zero, what we have is...a zero-size pointer.
No, what we have is a sizeof(pointer) sized pointer pointing to an object of size zero. ZERO_SIZE_PTR is butt-ugly. With a really ugly butt.
Rene.
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