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Commit 6da70580 authored by Tadeusz Struk's avatar Tadeusz Struk Committed by James Morris
Browse files

selftests/tpm2: Open tpm dev in unbuffered mode 



In order to have control over how many bytes are read or written
the device needs to be opened in unbuffered mode.

Signed-off-by: default avatarTadeusz Struk <tadeusz.struk@intel.com>
Reviewed-by: default avatarJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Tested-by: default avatarJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: default avatarJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: default avatarJames Morris <james.morris@microsoft.com>
parent f1a0ba6c

tools/testing/selftests/tpm2/tpm2.py

+2 −2
Original line number Diff line number Diff line
@@ -358,9 +358,9 @@ class Client: 
        self.flags = flags



        if (self.flags & Client.FLAG_SPACE) == 0:

            self.tpm = open('/dev/tpm0', 'r+b')

            self.tpm = open('/dev/tpm0', 'r+b', buffering=0)

        else:

            self.tpm = open('/dev/tpmrm0', 'r+b')

            self.tpm = open('/dev/tpmrm0', 'r+b', buffering=0)



    def close(self):

        self.tpm.close()