On Thu, 13 Sep 2018, Yi Sun wrote: > +#include <asm/mshyperv.h> > > /* representing HT siblings of each logical CPU */ > DEFINE_PER_CPU_READ_MOSTLY(cpumask_var_t, cpu_sibling_map); > @@ -1335,6 +1336,7 @@ void __init native_smp_prepare_boot_cpu(void) > /* already set me in cpu_online_mask in boot_cpu_init() */ > cpumask_set_cpu(me, cpu_callout_mask); > cpu_set_state_online(me); > + hv_init_spinlocks();
No. We have smp_ops.smp_prepare_boot_cpu for that. Thanks, tglx