Messages in this thread | | | Date | Mon, 19 Sep 2022 15:38:57 +0800 | Subject | Re: [RFC PATCH 0/9] kvm: implement atomic memslot updates | From | Like Xu <> |
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On 19/9/2022 12:13 am, Emanuele Giuseppe Esposito wrote: > > Am 09/09/2022 um 16:30 schrieb Sean Christopherson: >> On Fri, Sep 09, 2022, Emanuele Giuseppe Esposito wrote: >>> KVM is currently capable of receiving a single memslot update through >>> the KVM_SET_USER_MEMORY_REGION ioctl. >>> The problem arises when we want to atomically perform multiple updates, >>> so that readers of memslot active list avoid seeing incomplete states. >>> >>> For example, in RHBZhttps://bugzilla.redhat.com/show_bug.cgi?id=1979276
Oh, thanks for stepping up to try to address it.
As it turns out, this issue was discovered "long" before https://bugzilla.kernel.org/show_bug.cgi?id=213781
As a comment, relevant selftests are necessary and required.
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