On Mon, 2026-07-27 at 12:08 +0200, Fabian Pflug wrote: > Some systems may have multiple watchdogs and want systemd to manage a > different one. This patch allows to set the WatchdogDevice setting in > system.conf > > Signed-off-by: Fabian Pflug <[email protected]> > --- > meta/recipes-core/systemd/systemd_259.5.bb | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/meta/recipes-core/systemd/systemd_259.5.bb > b/meta/recipes-core/systemd/systemd_259.5.bb > index f3ec0edae7..8cb523a330 100644 > --- a/meta/recipes-core/systemd/systemd_259.5.bb > +++ b/meta/recipes-core/systemd/systemd_259.5.bb > @@ -253,6 +253,11 @@ WATCHDOG_TIMEOUT ??= "60" > # and the watchdog is enabled. (defaults is no hardware watchdog use) > WATCHDOG_RUNTIME_SEC ??= "" > > +# If a different device, other then /dev/watchdog0 should be used, set > +# WATCHDOG_DEVICE_PATH to the full path to the watchdog device. > +# (Will set the WatchdogDevice= option in /etc/systemd/system.conf) > +WATCHDOG_DEVICE_PATH ??= "" > + > do_install() { > meson_do_install > > @@ -368,6 +373,11 @@ do_install() { > ${D}/${sysconfdir}/systemd/system.conf > fi > > + if [ -n "${WATCHDOG_DEVICE_PATH}" ]; then > + sed -i -e > 's|#WatchdogDevice=|WatchdogDevice=${WATCHDOG_DEVICE_PATH}|' \ > + ${D}/${sysconfdir}/systemd/system.conf > + fi > + > # Actively disable Predictable Network Interface Names > if ! ${@bb.utils.contains('PACKAGECONFIG', 'pni-names', 'true', > 'false', d)}; then > sed -i > 's/^NamePolicy=.*/NamePolicy=/;s/^AlternativeNamesPolicy=.*/AlternativeNamesPolicy=/' > ${D}${nonarch_libdir}/systemd/network/99-default.link
Hi Fabian,
I'm not sure we need a new variable for this. If I understand correctly
you can install a drop-in file in ${sysconfdir}/systemd/system.conf.d to
set WatchdogDevice. That can easily be done from a bbappend or a new
recipe without needing any changes in OE-core.
Thanks,
--
Paul Barker
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