NAME

       pvattest-perform - Send the attestation request to the Ultravisor

SYNOPSIS

       pvattest perform [OPTIONS] [IN] [OUT]

DESCRIPTION

       Run a measurement of this system through ’/dev/uv’. This device must be accessible and the attestation
       Ultravisor facility must be present. The input must be an attestation request created with ’pvattest
       create’. Output will contain the original request and the response from the Ultravisor.

OPTIONS

       <IN>
           Specify the request to be sent.

       <OUT>
           Write the result to FILE.

       -u, --user-data <File>
           Provide up to 256 bytes of user input User-data is arbitrary user-defined data appended to the
           Attestation measurement. It is verified during the Attestation measurement verification. May be any
           arbitrary data, as long as it is less or equal to 256 bytes

       -h, --help
           Print help (see a summary with -h).

EXAMPLES

       Perform an attestation measurement with the attestation request 'attreq.bin' and write the output to
       'attresp.bin'.

              $ pvattest perform attreq.bin attresp.bin

SEE ALSO

       pvattest(1)

s390-tools                                         2025-03-12                                PVATTEST-PERFORM(1)