[SSSD] [sssd PR#5484][comment] sudo: do not search by low usn value to improve performance

[pbrezina]

URL: https://github.com/SSSD/sssd/pull/5484
Title: #5484: sudo: do not search by low usn value to improve performance

pbrezina commented:
"""
New PR since I was merging from master instead of working branch: https://github.com/SSSD/sssd/pull/5485
"""

See the full comment at https://github.com/SSSD/sssd/pull/5484#issuecomment-769842236