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| author | Maxim Levitsky <mlevitsk@redhat.com> | 2023-07-26 16:59:43 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2023-07-29 11:05:24 -0400 |
| commit | 514946d1436341bae57f647ee633cef5edb19ee2 (patch) | |
| tree | d7e96c23f99d909a44427c9600dfa0e267b02027 /virt | |
| parent | 6eaae198076080886b9e7d57f4ae06fa782f90ef (diff) | |
| download | lwn-514946d1436341bae57f647ee633cef5edb19ee2.tar.gz lwn-514946d1436341bae57f647ee633cef5edb19ee2.zip | |
KVM: x86: VMX: __kvm_apic_update_irr must update the IRR atomically
If APICv is inhibited, then IPIs from peer vCPUs are done by
atomically setting bits in IRR.
This means, that when __kvm_apic_update_irr copies PIR to IRR,
it has to modify IRR atomically as well.
Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20230726135945.260841-2-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'virt')
0 files changed, 0 insertions, 0 deletions