Messages in this thread | | | Date | Mon, 04 Jun 2007 09:32:43 -0700 | From | Jeremy Fitzhardinge <> | Subject | Re: SLUB: Return ZERO_SIZE_PTR for kmalloc(0) |
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Linus Torvalds wrote: > The thing is, why *should* we care about comparing addresses? We'll give > the right result (you got many perfectly separate allocations, they're > just zero bytes apart, exactly like you asked for!). The fact that C++ has > some semantics for it is not a good argument - C++ is a broken language, > and it's not the language we use for the kernel anyway.
C too, but I really honestly can't think of a scenario - realistic or contrived - in which you'd end up doing a zero-sized allocation and care that its address has been aliased. But we'll find out when we do it ;)
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