From: Thomas Gleixner <[email protected]> There is no reason to remove the sysfs cpu files when the CPU is dead, they can be removed when the cpu is prepared to go down. Doing it at DOWN_PREPARE allows us to convert it to a symetric hotplug state in the next step.
Cc: Martin Schwidefsky <[email protected]> Cc: Heiko Carstens <[email protected]> Cc: [email protected] Acked-by: Heiko Carstens <[email protected]> Signed-off-by: Thomas Gleixner <[email protected]> Signed-off-by: Sebastian Andrzej Siewior <[email protected]> --- v1…v2: s/::/ arch/s390/kernel/smp.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -1056,9 +1056,10 @@ static int smp_cpu_notify(struct notifie switch (action & ~CPU_TASKS_FROZEN) { case CPU_ONLINE: + case CPU_DOWN_FAILED: err = sysfs_create_group(&s->kobj, &cpu_online_attr_group); break; - case CPU_DEAD: + case CPU_DOWN_PREPARE: sysfs_remove_group(&s->kobj, &cpu_online_attr_group); break; }
