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RE: [Xen-ia64-devel] flush.S not para-virtualized


  • To: "Tristan Gingold" <Tristan.Gingold@xxxxxxxx>, <xen-ia64-devel@xxxxxxxxxxxxxxxxxxx>
  • From: "Tian, Kevin" <kevin.tian@xxxxxxxxx>
  • Date: Mon, 27 Mar 2006 20:33:21 +0800
  • Delivery-date: Mon, 27 Mar 2006 12:34:50 +0000
  • List-id: Discussion of the ia64 port of Xen <xen-ia64-devel.lists.xensource.com>
  • Thread-index: AcZRmfrkjVz0LA3VTTiUD+YA4ivA5wAAHuzA
  • Thread-topic: [Xen-ia64-devel] flush.S not para-virtualized

>From: Tristan Gingold [mailto:Tristan.Gingold@xxxxxxxx]
>Sent: 2006年3月27日 20:32
>
>Le Lundi 27 Mars 2006 14:22, Tian, Kevin a écrit :
>> From: Tristan Gingold
>>
>> >Sent: 2006年3月27日 20:22
>> >
>> >Hi,
>> >
>> >unless I am wrong, arch/ia64/lib/flush.S is not para-virtualized.
>> >However, it
>> >has an 'fc' instruction.  Is it expected ?
>> >
>> >Tristan.
>>
>> If based on previous discussion, seems same case to be fixed...
>I am lost: what is the previous discussion ?
>
>Tristan.

Sorry for ambiguous here. I just mean your previous discussion about 
how to handle 'fc'. Since 'fc' has different behavior in ring 0, seems we still 
need to virtualize this case in flush.S.

Thanks,
Kevin

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