journal: emit debug log about settings only once (or when changed)
authorZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Fri, 19 Jul 2019 16:08:31 +0000 (18:08 +0200)
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Fri, 19 Jul 2019 16:11:16 +0000 (18:11 +0200)
commit170a434c784fc7919e6ad7c269ea4f7abcc6065a
treea8cbc74c7d46fcf5a296606aa57bf6eb18ddf94e
parentf7e7bb6546ab5d679ab23dc80c714a26d1a57a24
journal: emit debug log about settings only once (or when changed)

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=902795
https://bugzilla.redhat.com/show_bug.cgi?id=1715699
report "thousands" of those messages. I think this occurs when journald
rotates files very quickly. Nevertheless, logging this over and over is not
useful, let's do it just once.
src/journal/journal-file.c