diff options
Diffstat (limited to 'cloudinit/sources/DataSourceSmartOS.py')
| -rw-r--r-- | cloudinit/sources/DataSourceSmartOS.py | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/cloudinit/sources/DataSourceSmartOS.py b/cloudinit/sources/DataSourceSmartOS.py index 0ef10035..4ea00eb1 100644 --- a/cloudinit/sources/DataSourceSmartOS.py +++ b/cloudinit/sources/DataSourceSmartOS.py @@ -23,6 +23,7 @@ import base64 import binascii import errno +import fcntl import json import os import random @@ -526,6 +527,7 @@ class JoyentMetadataSerialClient(JoyentMetadataClient): if not ser.isOpen(): raise SystemError("Unable to open %s" % self.device) self.fp = ser + fcntl.lockf(ser, fcntl.LOCK_EX) self._flush() self._negotiate() |