Thread (16 messages) 16 messages, 3 authors, 2004-06-25

Re: [Lhms-devel] Re: Merging Nonlinear and Numa style memory hotplug

From: Dave Hansen <hidden>
Date: 2004-06-25 19:02:26
Also in: lkml

On Fri, 2004-06-25 at 11:48, Yasunori Goto wrote:
quoted
quoted
Should this translation be in common code?
What do you mean by common code?  It should be shared by all
architectures.
If physical memory chunk size is larger than the area which
should be contiguous like IA32's kmalloc, 
there is no merit in this code.
So, I thought only mem_section is enough.
But I don't know about other architecutures yet and I'm not sure.

Are you sure that all architectures need phys_section?
You don't *need* it, but the alternative is a scan of the mem_section[]
array, which would be much, much slower.

Do you have an idea for an alternate implementation?

-- Dave

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