Re: [PATCH v2 0/2] powerpc:85xx: fix timebase sync issue when CONFIG_HOTPLUG_CPU=n
From: Michael Ellerman <hidden>
Date: 2021-10-11 12:08:07
Also in:
lkml, stable
On Wed, 29 Sep 2021 11:36:44 +0800, Xiaoming Ni wrote:
When CONFIG_SMP=y, timebase synchronization is required for mpc8572 when
the second kernel is started
arch/powerpc/kernel/smp.c:
int __cpu_up(unsigned int cpu, struct task_struct *tidle)
{
...
if (smp_ops->give_timebase)
smp_ops->give_timebase();
...
}
[...]
Applied to powerpc/next.
[1/2] powerpc:85xx:Fix oops when mpc85xx_smp_guts_ids node cannot be found
https://git.kernel.org/powerpc/c/3c2172c1c47b4079c29f0e6637d764a99355ebcd
[2/2] powerpc:85xx: fix timebase sync issue when CONFIG_HOTPLUG_CPU=n
https://git.kernel.org/powerpc/c/c45361abb9185b1e172bd75eff51ad5f601ccae4
cheers