URL:
https://github.com/SSSD/sssd/pull/5370
Title: #5370: nss: Use posix_fallocate() to alloc memcache file
deastoe commented:
"""
Updated to perform up to two retries of `posix_fallocate` on return of `EINTR`.
"""
See the full comment at
https://github.com/SSSD/sssd/pull/5370#issuecomment-712013195