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Re: [Xen-devel] [PATCH 6/10] Allow vcpu to pause self
| To: | "Tian, Kevin" <kevin.tian@xxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [PATCH 6/10] Allow vcpu to pause self |
| From: | Keir Fraser <keir@xxxxxxxxxxxxx> |
| Date: | Thu, 12 Jul 2007 09:30:23 +0100 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Thu, 12 Jul 2007 01:28:18 -0700 |
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| Thread-topic: | [Xen-devel] [PATCH 6/10] Allow vcpu to pause self |
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On 12/7/07 09:23, "Tian, Kevin" <kevin.tian@xxxxxxxxx> wrote: > Yes, schedule_tail has to be overridden with a special stub to continue > with previous suspend flow. Maybe we can make it generic, for example, > to create a new vcpu_migrate_and_continue, which basically: > - save continue point to vcpu structure > - override schedule_tail with a helper function > - switch out > Then that helper function jumps to continue point on new processor. At > finish, reset stack and recover schedule_tail. > > Is it sounds like the way? I don't mind whether you opn code this in acpi/power.c, or add a new interface function. Whichever works out best. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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