Messages in this thread | | | Date | Thu, 19 Jul 2007 22:03:31 +0300 | From | Pekka Enberg <> | Subject | Re: kmalloc zero size changes break i386 |
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Linus Torvalds wrote: > Ok, I think I see it: I think the mm/slab.c conversion of kmalloc(0) is > totally broken. > > The problem? It returns ZERO_SIZE_PTR from __find_general_cachep(), not > from __kmalloc(). So anythign that uses __find_general_cachep() will get > an invalid cachep pointer, which was not the point. > > Does something like this fix it?
I wondered about that too but I didn't spot any callers that would actually break. Andi? Roland?
> Christoph, please go over this and see if there are other cases like that.
__do_kmalloc_node probably.
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