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authorSean Christopherson <[email protected]>2023-01-06 01:12:37 +0000
committerPaolo Bonzini <[email protected]>2023-01-13 10:45:22 -0500
commit5aede752a839904059c2b5d68be0dc4501c6c15f (patch)
tree9c92b362632edb49ef8ffe3827f6f49ac5ce504f /tools/perf/scripts/python/bin
parent0ccf3e7cb95a2db8ddb2a44812037ffba8166dc9 (diff)
KVM: SVM: Process ICR on AVIC IPI delivery failure due to invalid target
Emulate ICR writes on AVIC IPI failures due to invalid targets using the same logic as failures due to invalid types. AVIC acceleration fails if _any_ of the targets are invalid, and crucially VM-Exits before sending IPIs to targets that _are_ valid. In logical mode, the destination is a bitmap, i.e. a single IPI can target multiple logical IDs. Doing nothing causes KVM to drop IPIs if at least one target is valid and at least one target is invalid. Fixes: 18f40c53e10f ("svm: Add VMEXIT handlers for AVIC") Cc: [email protected] Reviewed-by: Paolo Bonzini <[email protected]> Reviewed-by: Maxim Levitsky <[email protected]> Signed-off-by: Sean Christopherson <[email protected]> Message-Id: <[email protected]> Signed-off-by: Paolo Bonzini <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/bin')
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