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Re: [PATCH v3 kvm/queue 06/16] KVM: Implement fd-based memory using MEMF
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From: |
Chao Peng |
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Subject: |
Re: [PATCH v3 kvm/queue 06/16] KVM: Implement fd-based memory using MEMFD_OPS interfaces |
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Date: |
Fri, 24 Dec 2021 12:22:34 +0800 |
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User-agent: |
Mutt/1.9.4 (2018-02-28) |
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
- Re: [PATCH v3 kvm/queue 05/16] KVM: Maintain ofs_tree for fast memslot lookup by file offset, (continued)
[PATCH v3 kvm/queue 07/16] KVM: Refactor hva based memory invalidation code, Chao Peng, 2021/12/23
[PATCH v3 kvm/queue 08/16] KVM: Special handling for fd-based memory invalidation, Chao Peng, 2021/12/23
[PATCH v3 kvm/queue 06/16] KVM: Implement fd-based memory using MEMFD_OPS interfaces, Chao Peng, 2021/12/23
Re: [PATCH v3 kvm/queue 06/16] KVM: Implement fd-based memory using MEMFD_OPS interfaces, Chao Peng, 2021/12/23
Re: [PATCH v3 kvm/queue 06/16] KVM: Implement fd-based memory using MEMFD_OPS interfaces,
Chao Peng <=
[PATCH v3 kvm/queue 09/16] KVM: Split out common memory invalidation code, Chao Peng, 2021/12/23
[PATCH v3 kvm/queue 10/16] KVM: Implement fd-based memory invalidation, Chao Peng, 2021/12/23
[PATCH v3 kvm/queue 11/16] KVM: Add kvm_map_gfn_range, Chao Peng, 2021/12/23
[PATCH v3 kvm/queue 12/16] KVM: Implement fd-based memory fallocation, Chao Peng, 2021/12/23
[PATCH v3 kvm/queue 13/16] KVM: Add KVM_EXIT_MEMORY_ERROR exit, Chao Peng, 2021/12/23
[PATCH v3 kvm/queue 14/16] KVM: Handle page fault for private memory, Chao Peng, 2021/12/23