diff options
Diffstat (limited to 'arch/sparc/include')
| -rw-r--r-- | arch/sparc/include/asm/hypervisor.h | 18 | ||||
| -rw-r--r-- | arch/sparc/include/asm/smp_64.h | 5 |
2 files changed, 23 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/hypervisor.h b/arch/sparc/include/asm/hypervisor.h index 73cb8978df58..3dc9215d0357 100644 --- a/arch/sparc/include/asm/hypervisor.h +++ b/arch/sparc/include/asm/hypervisor.h @@ -298,6 +298,24 @@ unsigned long sun4v_cpu_stop(unsigned long cpuid); unsigned long sun4v_cpu_yield(void); #endif +/* cpu_poke() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_CPU_POKE + * RET0: status + * ERRORS: ENOCPU cpuid refers to a CPU that does not exist + * EINVAL cpuid is current CPU + * + * Poke CPU cpuid. If the target CPU is currently suspended having + * invoked the cpu-yield service, that vCPU will be resumed. + * Poke interrupts may only be sent to valid, non-local CPUs. + * It is not legal to poke the current vCPU. + */ +#define HV_FAST_CPU_POKE 0x13 + +#ifndef __ASSEMBLY__ +unsigned long sun4v_cpu_poke(unsigned long cpuid); +#endif + /* cpu_qconf() * TRAP: HV_FAST_TRAP * FUNCTION: HV_FAST_CPU_QCONF diff --git a/arch/sparc/include/asm/smp_64.h b/arch/sparc/include/asm/smp_64.h index ce2233f7e662..a75089285db8 100644 --- a/arch/sparc/include/asm/smp_64.h +++ b/arch/sparc/include/asm/smp_64.h @@ -33,6 +33,9 @@ DECLARE_PER_CPU(cpumask_t, cpu_sibling_map); extern cpumask_t cpu_core_map[NR_CPUS]; +void smp_init_cpu_poke(void); +void scheduler_poke(void); + void arch_send_call_function_single_ipi(int cpu); void arch_send_call_function_ipi_mask(const struct cpumask *mask); @@ -74,6 +77,8 @@ void __cpu_die(unsigned int cpu); #define smp_fetch_global_regs() do { } while (0) #define smp_fetch_global_pmu() do { } while (0) #define smp_fill_in_cpu_possible_map() do { } while (0) +#define smp_init_cpu_poke() do { } while (0) +#define scheduler_poke() do { } while (0) #endif /* !(CONFIG_SMP) */ |