Re: Root-causing kswapd spinning on Sandy Bridge laptops?

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On Fri, Jun 24, 2011 at 12:48:20PM -0600, Andrew Lutomirski wrote:
> On Fri, Jun 24, 2011 at 12:44 PM, Andi Kleen <andi@xxxxxxxxxxxxxx> wrote:
> > Andrew Lutomirski <luto@xxxxxxx> writes:
> >
> > [Putting the Intel graphics driver developers in cc.]
> 
> My Sandy Bridge laptop is to blame, the graphics aren't the culprit.  It's this:
> 
>   BIOS-e820: 0000000100000000 - 0000000100600000 (usable)
> 
> The kernel can't handle the tiny bit of memory above 4G.  Mel's
> patches work so far.

Maybe the graphics driver could be still nicer the VM and perhaps
be more aggressive in the callback?

But I failed anyways because the graphics developers run a closed
list. Never mind.

-Andi

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