Messages in this thread | | | Date | Mon, 27 Jun 2016 16:00:43 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH 1/3] kernel/sched: introduce vcpu preempted check interface |
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On Mon, Jun 27, 2016 at 01:41:28PM -0400, Pan Xinhui wrote: > +++ b/include/linux/sched.h > @@ -3293,6 +3293,15 @@ static inline void set_task_cpu(struct task_struct *p, unsigned int cpu) > > #endif /* CONFIG_SMP */ > > +#ifdef arch_vcpu_is_preempted > +static inline bool vcpu_is_preempted(int cpu) > +{ > + return arch_vcpu_is_preempted(cpu); > +} > +#else > +#define vcpu_is_preempted(cpu) false > +#endif
#ifndef vcpu_is_preempted #define vcpu_is_preempted(cpu) (false) #endif
Is so much simpler...
Also, please Cc the virt list so that other interested parties can comment, and maybe also the s390 folks.
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