Re: [PATCH v1 2/3] locking/pvqspinlock, hv: Enable PV qspinlock for Hyper-V

From: Yi Sun
Date: Fri Sep 14 2018 - 04:59:24 EST


On 18-09-13 13:06:13, Thomas Gleixner wrote:
> 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.
>
Got it, will change it. Thanks!

> Thanks,
>
> tglx