From 6da70580af9612accf042b37564d73e787af39b4 Mon Sep 17 00:00:00 2001 From: Tadeusz Struk Date: Tue, 12 Feb 2019 15:42:05 -0800 Subject: 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: Tadeusz Struk Reviewed-by: Jarkko Sakkinen Tested-by: Jarkko Sakkinen Signed-off-by: Jarkko Sakkinen Signed-off-by: James Morris --- tools/testing/selftests/tpm2/tpm2.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'tools/testing/selftests/tpm2/tpm2.py') diff --git a/tools/testing/selftests/tpm2/tpm2.py b/tools/testing/selftests/tpm2/tpm2.py index 6fc99ce025b5..828c18584624 100644 --- a/tools/testing/selftests/tpm2/tpm2.py +++ b/tools/testing/selftests/tpm2/tpm2.py @@ -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() -- cgit v1.2.3-59-g8ed1b