kexec-tools/98-kexec.rules.ppc64

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SUBSYSTEM=="cpu", ACTION=="online", GOTO="kdump_reload_cpu"
SUBSYSTEM=="memory", ACTION=="online", GOTO="kdump_reload_mem"
SUBSYSTEM=="memory", ACTION=="offline", GOTO="kdump_reload_mem"
GOTO="kdump_reload_end"
# If kdump is not loaded, calling kdump-udev-throttle will end up
# doing nothing, but systemd-run will always generate extra logs for
# each call, so trigger the kdump-udev-throttler only if kdump
# service is active to avoid unnecessary logs
LABEL="kdump_reload_mem"
RUN+="/bin/sh -c '/usr/bin/systemctl is-active kdump.service || exit 0; /usr/bin/systemd-run --quiet --no-block /usr/lib/udev/kdump-udev-throttler'"
GOTO="kdump_reload_end"
LABEL="kdump_reload_cpu"
RUN+="/bin/sh -c '/usr/bin/systemctl is-active kdump.service || exit 0; ! test -f /sys/kernel/fadump_enabled || cat /sys/kernel/fadump_enabled | grep 0 || exit 0; /usr/bin/systemd-run --quiet --no-block /usr/lib/udev/kdump-udev-throttler'"
LABEL="kdump_reload_end"