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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)
commit1c5d13ba26872c643a656a8b7c6971dee85805cc
tree7be9dc75f3fdd933b1279eaf41d96cf88eab42f7tree | snapshot
parent1b1f836eb3c321b09f51122a3d85e5a0576b2953commit | 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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