Re: [PATCH v6 4/6] kvm, mem-hotplug: Reload L1' apic access page on migration in vcpu_enter_guest().

From: Paolo Bonzini
Date: Wed Sep 17 2014 - 05:15:23 EST


Il 17/09/2014 10:13, Tang Chen ha scritto:
>
>
>> Please add a new function kvm_arch_mmu_notifier_invalidate_page, and
>> call it outside the mmu_lock.
>
> Then I think we need a macro to control the calling of this arch function
> since other architectures do not have it.

You can add an inline function that does nothing. There are other examples.

>> kvm_reload_apic_access_page need not be in virt/kvm/kvm_main.c, either.
>
> Since kvm_reload_apic_access_page() only calls make_all_cpus_request(),
> and make_all_cpus_request() is static, I'd like to make it non-static, rename
> it to kvm_make_all_cpus_request() and call it directly in kvm_arch_mmu_notifier_invalidate_page().
> we don't need kvm_reload_apic_access_page() actually.

Ok.

Paolo
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