RE: [Xen-ia64-devel][PATCH]Implement eager save, lazy restore FPalgorithm

["Xu, Anthony" <anthony.xu@xxxxxxxxx>]

Alex Williamson write on 2007年1月17日 5:12:
> On Tue, 2007-01-16 at 12:52 +0800, Xu, Anthony wrote:
>> This patch Implements eager save, lazy restore FP algorithm,
>> This patch reduces the cost of VCPU schedule.
> 
> Hi Anthony,
> 
>    In theory, this is nice.  In practice, I get segfaults doing a
> kernel build in a domVT with multiple VT domains running.  Thanks,
> 
>       Alex

Hi Alex,

I didn't consider VCPU migration in previous patch.
This patch fixed this.

Tested by running KB on two VTI domain with two VCPUs each.

--anthony

Attachment: lazy_fp2.patch
Description: lazy_fp2.patch

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