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KVM: x86: document limitations of MSR filtering
authorPaolo Bonzini <pbonzini@redhat.com>
Tue, 15 Mar 2022 22:17:15 +0000 (18:17 -0400)
committerPaolo Bonzini <pbonzini@redhat.com>
Sat, 2 Apr 2022 09:34:47 +0000 (05:34 -0400)
commitd2cf4052ee3ca404a6a4ebf9c2851195c5f90d6c
tree7be9dc75f3fdd933b1279eaf41d96cf88eab42f7tree | snapshot
parentcb1d129759ff7895b1336c839cf7f73660860465commit | diff
KVM: x86: document limitations of MSR filtering

MSR filtering requires an exit to userspace that is hard to implement and
would be very slow in the case of nested VMX vmexit and vmentry MSR
accesses.  Document the limitation.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Documentation/virt/kvm/api.rst diff | blob | history
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