Re: [PATCH] powerpc:85xx: fix timebase sync issue when CONFIG_HOTPLUG_CPU=n

2021-09-26 Thread Xiaoming Ni
On 2021/9/26 10:51, Xiaoming Ni wrote: When CONFIG_SMP=y, timebase synchronization is required 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_

[PATCH] powerpc:85xx: fix timebase sync issue when CONFIG_HOTPLUG_CPU=n

2021-09-25 Thread Xiaoming Ni
When CONFIG_SMP=y, timebase synchronization is required 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-