Messages in this thread | | | Date | Wed, 28 Jan 2009 11:45:28 -0500 (EST) | From | Christoph Lameter <> | Subject | Re: [PATCH] percpu: add optimized generic percpu accessors |
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On Tue, 27 Jan 2009, David Miller wrote:
> > Why wont it scale? this is a separate TLB entry for each processor. > > The IA64 per-cpu TLB entry only covers 64k which makes use of it for > dynamic per-cpu stuff out of the question. That's why it "doesn't > scale"
IA64 supports varying page sizes. You can use a 128k TLB entry etc.
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