diff options
| author | Steve Rutherford <srutherford@google.com> | 2021-04-20 05:01:20 -0400 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-04-21 12:20:04 -0400 |
| commit | 5569e2e7a650dfffd4df7635662b2f92162d6501 (patch) | |
| tree | 4aa5ae8c39930a69ba7a1be4aa14fd7a43d28dee /Documentation/virt | |
| parent | fddecf6a237ee464db7a1771fad6507d8c180c03 (diff) | |
KVM: SVM: Add support for KVM_SEV_SEND_CANCEL command
After completion of SEND_START, but before SEND_FINISH, the source VMM can
issue the SEND_CANCEL command to stop a migration. This is necessary so
that a cancelled migration can restart with a new target later.
Reviewed-by: Nathan Tempelman <natet@google.com>
Reviewed-by: Brijesh Singh <brijesh.singh@amd.com>
Signed-off-by: Steve Rutherford <srutherford@google.com>
Message-Id: <20210412194408.2458827-1-srutherford@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'Documentation/virt')
| -rw-r--r-- | Documentation/virt/kvm/amd-memory-encryption.rst | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/virt/kvm/amd-memory-encryption.rst b/Documentation/virt/kvm/amd-memory-encryption.rst index 03f2518cfbeb..c36a12975763 100644 --- a/Documentation/virt/kvm/amd-memory-encryption.rst +++ b/Documentation/virt/kvm/amd-memory-encryption.rst @@ -356,6 +356,15 @@ issued by the hypervisor to delete the encryption context. Returns: 0 on success, -negative on error +14. KVM_SEV_SEND_CANCEL +------------------------ + +After completion of SEND_START, but before SEND_FINISH, the source VMM can issue the +SEND_CANCEL command to stop a migration. This is necessary so that a cancelled +migration can restart with a new target later. + +Returns: 0 on success, -negative on error + References ========== |