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author | Steve Rutherford <srutherford@google.com> | 2021-04-20 05:01:20 -0400 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-04-21 12:20:04 -0400 |
commit | 5569e2e7a650dfffd4df7635662b2f92162d6501 (patch) | |
tree | 4aa5ae8c39930a69ba7a1be4aa14fd7a43d28dee /drivers/crypto/ccp | |
parent | fddecf6a237ee464db7a1771fad6507d8c180c03 (diff) | |
download | linux-stable-5569e2e7a650dfffd4df7635662b2f92162d6501.tar.gz linux-stable-5569e2e7a650dfffd4df7635662b2f92162d6501.tar.bz2 linux-stable-5569e2e7a650dfffd4df7635662b2f92162d6501.zip |
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 'drivers/crypto/ccp')
-rw-r--r-- | drivers/crypto/ccp/sev-dev.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/crypto/ccp/sev-dev.c b/drivers/crypto/ccp/sev-dev.c index cb9b4c4e371e..4172a1afa0db 100644 --- a/drivers/crypto/ccp/sev-dev.c +++ b/drivers/crypto/ccp/sev-dev.c @@ -129,6 +129,7 @@ static int sev_cmd_buffer_len(int cmd) case SEV_CMD_DOWNLOAD_FIRMWARE: return sizeof(struct sev_data_download_firmware); case SEV_CMD_GET_ID: return sizeof(struct sev_data_get_id); case SEV_CMD_ATTESTATION_REPORT: return sizeof(struct sev_data_attestation_report); + case SEV_CMD_SEND_CANCEL: return sizeof(struct sev_data_send_cancel); default: return 0; } |