Re: [discuss] mmap, mbind and write to mmap'ed memory crashes 2.6.16-rc1[2] on 2 node X86_64

[Andi Kleen]

On Wednesday 08 February 2006 16:42, Christoph Lameter wrote:

> However, this has implications for policy_zone. This variable should store
> the zone that policies apply to. However, in your case this zone will vary 
> which may lead to all sorts of weird behavior even if we fix 
> bind_zonelist. To which zone does policy apply? ZONE_NORMAL or ZONE_DMA32?

It really needs to apply to both (currently you can't police 4GB of your 
memory on x86-64) But I haven't worked out a good design how to implement it yet.

-Andi


> 
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