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| author |   Maxim Levitsky <mlevitsk@redhat.com> | 2021-11-08 11:02:45 +0200 |
|---|---|---|
| committer |   Paolo Bonzini <pbonzini@redhat.com> | 2021-11-11 10:56:20 -0500 |
| commit | cae72dcc3b219c6f85f543ab34452d7c7fe664c0 (patch) | |
| tree | 9b16f7a9608012029394ae21e5564c04461987f9 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | kvm: x86: Convert return type of *is_valid_rdpmc_ecx() to bool (diff) | |
| download | linux-dev-cae72dcc3b219c6f85f543ab34452d7c7fe664c0.tar.xz linux-dev-cae72dcc3b219c6f85f543ab34452d7c7fe664c0.zip | |
KVM: x86: inhibit APICv when KVM_GUESTDBG_BLOCKIRQ active
KVM_GUESTDBG_BLOCKIRQ relies on interrupts being injected using
standard kvm's inject_pending_event, and not via APICv/AVIC.
Since this is a debug feature, just inhibit APICv/AVIC while
KVM_GUESTDBG_BLOCKIRQ is in use on at least one vCPU.
Fixes: 61e5f69ef0837 ("KVM: x86: implement KVM_GUESTDBG_BLOCKIRQ")
Reported-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Reviewed-by: Sean Christopherson <seanjc@google.com>
Tested-by: Sean Christopherson <seanjc@google.com>
Message-Id: <20211108090245.166408-1-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions