Re: [PATCH] NUMA aware allocation of transmit and receive buffersfor e1000

[Andi Kleen]

Christoph Lameter <christoph@xxxxxxxxxxx> writes:

> On Tue, 17 May 2005, David S. Miller wrote:
>
>> > Because physically contiguous memory is usually better than virtually 
>> > contiguous memory? Any reason that physically contiguous memory will 
>> > break the driver?
>> 
>> The issue is whether size can end up being too large for
>> kmalloc() to satisfy, whereas vmalloc() would be able to
>> handle it.
>
> Oww.. We need a NUMA aware vmalloc for this?  

You can do that already by just changing process NUMA policy temporarily
while calling vmalloc.

-Andi
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