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| author | Jan Engelhardt <jengelh@inai.de> | 2013-11-07 01:17:49 +0100 |
|---|---|---|
| committer | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2013-11-07 01:23:54 -0500 |
| commit | 3f09ee19690730cd69e4986d72da2d9bb7c04a6a (patch) | |
| tree | 174ca8aa29804ff2f4dde78b85ecfdbee4bcff4c | |
| parent | 63ba209d8bc64137ff1585d5878328c93cb81b61 (diff) | |
man: add rationale into systemd-halt(8)
The explanation is from
http://people.debian.org/~stapelberg/docs/systemd-dependencies.html
| -rw-r--r-- | man/systemd-halt.service.xml | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/man/systemd-halt.service.xml b/man/systemd-halt.service.xml index 2fd7b8bf80..0737d058d1 100644 --- a/man/systemd-halt.service.xml +++ b/man/systemd-halt.service.xml @@ -83,6 +83,12 @@ remaining swap devices, detach all remaining storage devices and kill all remaining processes.</para> + <para>It is necessary to have this code in a separate binary + because otherwise rebooting after an upgrade might be broken — + the running PID 1 could still depend on libraries which are not + available any more, thus keeping the filesystem busy, which + then cannot be re-mounted read-only.</para> + <para>Immediately before executing the actual system halt/poweroff/reboot/kexec <filename>systemd-shutdown</filename> will run all |