Yu Watanabe

As we call ndisc_drop_outdated() with USEC_INFINITY on stop.

No functional change. Preparation for supporting Neighbor Advertisement message. split-out of #30569.

Previously, the function supports packets without IPv6 sender address for unit tests. However, now unit tests use their own version of icmp6_receive(). Hence, let's make the check more strict. split-out...

split-out of #30569.

dhcp-server: save bound leases to persistent storage, and load it on start

5

Closes #29991.

core: manage PAM processes by service manager

9

Otherwise, ReleaseSession called by pam_systemd or ReleaseHome called by pam_systemd_home will fail. ``` [ 46.198198] H (sd-pam)[1175]: pam_unix(login:session): session closed for user logind-test-user [ 46.198571] H dbus-broker[393]: A security policy...

network: add basic support of neighbor advertisement

13

Closes #28421.

sd-journal: drop to use pthread for offlining or archiving journal files

4

This makes systemd-journald (also journal-remote and friends) - synchronously offline journal files. This mostly not change anything, as we effectively did so, as we called journal_file_offline_close() in most places. -...

### Check for duplicates - [X] Checked ### Service Name systemd ### Service name in Japanese systemd ### Comment C.f. https://github.com/systemd/brand.systemd.io