Messages in this thread | | | Subject | Re: [PATCH v2 01/11] xen/manage: keep track of the on-going suspend mode | From | Boris Ostrovsky <> | Date | Wed, 5 Aug 2020 09:31:13 -0400 |
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On 8/4/20 7:42 PM, Anchal Agarwal wrote: > > I think this could be done. PM_HIBERNATION_PREPARE could return -ENOTSUPP > for arm and pvh dom0 when the notifier call chain is invoked for this case > in hibernate(). This will then be an empty notifier just for checking two > usecases. > Also, for pvh dom0, the earlier code didn't register any notifier, > with this approach you are suggesting setup the notifier for hvm/pvh dom0 and > arm but fail during notifier call chain during PM_HIBERNATION_PREPARE ?
Right.
(Although the earlier code did register the notifier: xen_setup_pm_notifier() would return an error for !xen_hvm_domain() and PVH *is* an HVM domain, so registration would actually happen)
> > I think still getting rid of suspend mode that was earlier a part of this > notifier is a good idea as it seems redundant as you pointed out earlier.
Yes.
-boris
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