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SubjectRe: [PATCH v3 kvm/queue 06/16] KVM: Implement fd-based memory using MEMFD_OPS interfaces
On Thu, Dec 23, 2021 at 06:34:22PM +0000, Sean Christopherson wrote:
> On Thu, Dec 23, 2021, Chao Peng wrote:
> >
> > -kvm-y := $(KVM)/kvm_main.o $(KVM)/eventfd.o $(KVM)/binary_stats.o
> > +kvm-y := $(KVM)/kvm_main.o $(KVM)/eventfd.o $(KVM)/binary_stats.o $(KVM)/memfd.o
>
> This should be
>
> kvm-$(CONFIG_MEMFD_OPS) += $(KVM)/memfd.o
>
> with stubs provided in a header file as needed. I also really dislike naming KVM's
> file memfd.c, though I don't have a good alternative off the top of my head.

Is memory-backend.c better? if we end up introducing the callback
definition in KVM we can call it CONFIG_KVM_MEMORY_BACKEDN_OPS.

Chao

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