summaryrefslogtreecommitdiff
path: root/arch/Kconfig
diff options
context:
space:
mode:
authorMaxim Levitsky <mlevitsk@redhat.com>2021-11-08 11:02:45 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2021-11-11 10:56:20 -0500
commitcae72dcc3b219c6f85f543ab34452d7c7fe664c0 (patch)
tree9b16f7a9608012029394ae21e5564c04461987f9 /arch/Kconfig
parente6cd31f1a8ce2f1150225ae176a08d12119e2444 (diff)
downloadlwn-cae72dcc3b219c6f85f543ab34452d7c7fe664c0.tar.gz
lwn-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 'arch/Kconfig')
0 files changed, 0 insertions, 0 deletions