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authorBrijesh Singh <brijesh.singh@amd.com>2021-04-15 15:54:15 +0000
committerPaolo Bonzini <pbonzini@redhat.com>2021-04-21 12:20:04 -0400
commitfddecf6a237ee464db7a1771fad6507d8c180c03 (patch)
treedc461644f367698c360cbe764fdf984f3a88004a /Documentation/virt/kvm
parentKVM: SVM: Add KVM_SEND_UPDATE_DATA command (diff)
downloadlinux-dev-fddecf6a237ee464db7a1771fad6507d8c180c03.tar.xz
linux-dev-fddecf6a237ee464db7a1771fad6507d8c180c03.zip
KVM: SVM: Add KVM_SEV_SEND_FINISH command
The command is used to finailize the encryption context created with KVM_SEV_SEND_START command. Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Joerg Roedel <joro@8bytes.org> Cc: Borislav Petkov <bp@suse.de> Cc: Tom Lendacky <thomas.lendacky@amd.com> Cc: x86@kernel.org Cc: kvm@vger.kernel.org Cc: linux-kernel@vger.kernel.org Reviewed-by: Steve Rutherford <srutherford@google.com> Signed-off-by: Brijesh Singh <brijesh.singh@amd.com> Signed-off-by: Ashish Kalra <ashish.kalra@amd.com> Message-Id: <5082bd6a8539d24bc55a1dd63a1b341245bb168f.1618498113.git.ashish.kalra@amd.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'Documentation/virt/kvm')
-rw-r--r--Documentation/virt/kvm/amd-memory-encryption.rst8
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/virt/kvm/amd-memory-encryption.rst b/Documentation/virt/kvm/amd-memory-encryption.rst
index 79da88a14135..03f2518cfbeb 100644
--- a/Documentation/virt/kvm/amd-memory-encryption.rst
+++ b/Documentation/virt/kvm/amd-memory-encryption.rst
@@ -348,6 +348,14 @@ Returns: 0 on success, -negative on error
__u32 trans_len;
};
+13. KVM_SEV_SEND_FINISH
+------------------------
+
+After completion of the migration flow, the KVM_SEV_SEND_FINISH command can be
+issued by the hypervisor to delete the encryption context.
+
+Returns: 0 on success, -negative on error
+
References
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