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[Xen-ia64-devel][PATCH]Fix ptc.ga emulation bug.


  • To: <xen-ia64-devel@xxxxxxxxxxxxxxxxxxx>
  • From: "Xu, Anthony" <anthony.xu@xxxxxxxxx>
  • Date: Wed, 28 Feb 2007 10:50:17 +0800
  • Delivery-date: Tue, 27 Feb 2007 18:49:33 -0800
  • List-id: Discussion of the ia64 port of Xen <xen-ia64-devel.lists.xensource.com>
  • Thread-index: Acda4y3KfN8ryJ+gREmJm7F8y2H0FA==
  • Thread-topic: [Xen-ia64-devel][PATCH]Fix ptc.ga emulation bug.

Fix ptc.ga emulation bug.

This function call smp_call_function_single to purge
TLB on another processor,
if vcpu migration happens, smp_call_function_single is
called again, but if the vcpu is migrated to current 
physical processor, smp_call_function_single does nothing
and returns. Thus ptc.ga is not correctly emulated.



- Anthony

Attachment: fix_ptcga.patch
Description: fix_ptcga.patch

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