Messages in this thread | | | Date | Tue, 19 Jun 2007 14:38:03 +0200 | From | Matthias Kaehlcke <> | Subject | Re: How do you allocate huge pages. |
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El Tue, Jun 19, 2007 at 05:07:30AM -0700 Shaun Savage ha dit:
> I am trying to allocate very large memory within the kernel. I want to > start by allocating one huge (4M) page and using that as buffer space.
possibly vmalloc() is what you're looking for, if it isn't really a *page* of 4M, what afaik is impossible with a standard kernel.
vmalloc() allocates virtually contiguous memory, as opposed to kmalloc() which allocates physically contiguous memory.
-- Matthias Kaehlcke Linux Application Developer Barcelona
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