[PATCH 0/3] stop secondaries for reboot/shutdown

[ppaidipe]

On 2018-04-01 16:06, Nicholas Piggin wrote:
> I'm rebasing and resending this series because the hard
> lockup messages are being seen in the field.
> 
> Since last time, one of the patches was merged, and patches
> were split and reordered a bit. No major changes.
> 
> This still hasn't been tested with the FSP firmware update.
> 

I have tested this series on a FSP platform with firmware update
and multiple reboot/shutdown tests. Not seen any issues.

Tested-by: Pridhiviraj Paidipeddi <ppaidipe at linux.vnet.ibm.com>

Thanks
Pridhiviraj

> Thanks,
> Nick
> 
> Nicholas Piggin (3):
>   powerpc: use NMI IPI for smp_send_stop
>   powerpc: hard disable irqs in smp_send_stop loop
>   powerpc/powernv: Always stop secondaries before reboot/shutdown
> 
>  arch/powerpc/include/asm/opal.h             |  2 +-
>  arch/powerpc/kernel/smp.c                   | 13 +++++++++++--
>  arch/powerpc/platforms/powernv/opal-flash.c | 28 
> +---------------------------
>  arch/powerpc/platforms/powernv/setup.c      | 15 +++++----------
>  4 files changed, 18 insertions(+), 40 deletions(-)