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[Xen-ia64-devel] [PATCH 0/2] tlb tracking

from [Isaku Yamahata] [Permanent Link][Original]
To: xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
Subject: [Xen-ia64-devel] [PATCH 0/2] tlb tracking
From: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>
Date: Tue, 10 Oct 2006 18:30:02 +0900
Cc: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>
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User-agent: Mutt/1.4.2.1i 
This patch forcuses on grant table mapping.
When page is unmapped, full vTLB flush is necessary.
By tracking tlb insert on grant mapped page, full vTLB flush
can be avoided.
Especially when vbd backend does only DMA, so dom0 doesn't insert tlb entry
on the grant mapped page. In such case any vTLB flush isn't needed.
    
thanks  

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