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RE: [Xen-ia64-devel] [PATCH] Always insert entry to VHPT's head, or double TLB miss occurs.


  • To: "Zhang, Xiantao" <xiantao.zhang@xxxxxxxxx>, "xen-ia64-devel" <xen-ia64-devel@xxxxxxxxxxxxxxxxxxx>
  • From: "Zhang, Xiantao" <xiantao.zhang@xxxxxxxxx>
  • Date: Fri, 27 Apr 2007 15:47:07 +0800
  • Cc: Alex Williamson <alex.williamson@xxxxxx>
  • Delivery-date: Fri, 27 Apr 2007 00:45:34 -0700
  • List-id: Discussion of the ia64 port of Xen <xen-ia64-devel.lists.xensource.com>
  • Thread-index: AceH6aLerq4ZZrskSqyjvCR0z/KK7QApeeaw
  • Thread-topic: [Xen-ia64-devel] [PATCH] Always insert entry to VHPT's head, or double TLB miss occurs.

Hi Alex,
        Please drop the previous one. Don't need to disable IRQ during possible 
collision chain recycle, because it may need long time. 
Xiantao 
> -----Original Message-----
> From: xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx
> [mailto:xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of
> Zhang, Xiantao
> Sent: 2007年4月26日 18:00
> To: xen-ia64-devel
> Subject: [Xen-ia64-devel] [PATCH] Always insert entry to VHPT's
> head,or double TLB miss occurs.
> 
> Patch: Always insert entry to VHPT head, or TLB miss will occur again
> although the translation exists in its collision chain.
> Signed-off-by: Zhang xiantao <xiantao.zhang@xxxxxxxxx>
> Thanks
> Xiantao

Attachment: diff.patch
Description: diff.patch

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