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Re: [Xen-ia64-devel] Collision chain in VHPT table

from [Kouya Shimura] [Permanent Link][Original]
To: "Dong, Eddie" <eddie.dong@xxxxxxxxx>
Subject: Re: [Xen-ia64-devel] Collision chain in VHPT table
From: Kouya Shimura <kouya@xxxxxxxxxxxxxx>
Date: Thu, 6 Mar 2008 20:11:14 +0900
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Probably this is it.
http://xenbits.xensource.com/xen-unstable.hg?rev/b20733e82ab6

Kouya

Dong, Eddie writes:
> It looks like current VMX VHPT implementation didn't remove a collision
> chain node when it beccomes invalid. Not sure what is the purpose, but
> at least it reduces the free collision chain buffer size and makes chain
> walk longer.
> 
> Any special reasons? I remember long time ago, the invalid entry is
> removed.
> Eddie

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