On Thu, Nov 03, 2016 at 03:50:06PM +0100, Sebastian Andrzej Siewior wrote:
> From: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
>
> 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 <schwidefsky@xxxxxxxxxx>
> Cc: Heiko Carstens <heiko.carstens@xxxxxxxxxx>
> Cc: linux-s390@xxxxxxxxxxxxxxx
> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
> ---
> arch/s390/kernel/smp.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
> index 35531fe1c5ea..1a21e66c484a 100644
> --- a/arch/s390/kernel/smp.c
> +++ b/arch/s390/kernel/smp.c
> @@ -1056,9 +1056,10 @@ static int smp_cpu_notify(struct notifier_block *self, unsigned long action,
>
> 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::
This won't compile... even though it will be removed with the following
patch it would be good to fix this to keep this bisectable.
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