[SSSD] [sssd PR#162][comment] cache_req: use own namespace for UPNs

[pbrezina]

URL: https://github.com/SSSD/sssd/pull/162
Title: #162: cache_req: use own namespace for UPNs

pbrezina commented:
"""
Hi Sumit, I'm afraid that `cache_req` tests fail now.
"""

See the full comment at https://github.com/SSSD/sssd/pull/162#issuecomment-281929977