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um: register power-off handler

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Otherwise we always get

 reboot: Power off not available: System halted instead

which is really quite pointless.

Link: https://patch.msgid.link/20240703173839.fcbb538c6686.I3d333f4773cff93c4337c4d128ee0b1b501b3dfa@changeid
Acked-By: Anton Ivanov <anton.ivanov@cambridgegreys.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg
2024-07-03 17:38:40 +02:00
parent 824ac4a5ed
commit 86abcd6eeb
1 changed files with 15 additions and 0 deletions
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15
arch/um/kernel/reboot.c
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@@ -59,3 +59,18 @@ void machine_halt(void)
{
machine_power_off();
}
static int sys_power_off_handler(struct sys_off_data *data)
{
machine_power_off();
return 0;
}
static int register_power_off(void)
{
register_sys_off_handler(SYS_OFF_MODE_POWER_OFF,
SYS_OFF_PRIO_DEFAULT,
sys_power_off_handler, NULL);
return 0;
}
__initcall(register_power_off);