i386/xen/mp_machdep.c

401 	int cpu = PCPU_GET(cpuid);
404 	ipi_bitmap = atomic_readandclear_int(&cpu_ipi_pending[cpu]);
408 		(*ipi_preempt_counts[cpu])++;
415 		(*ipi_ast_counts[cpu])++;
482 			printf("  cpu (AP): APIC ID: %2d (disabled)\n", x);
486 			printf(" cpu%d (AP): APIC ID: %2d\n", i++, x);
492 xen_smp_cpu_init(unsigned int cpu)
498 	ipi_handle = DPCPU_ID_GET(cpu, ipi_handle);
506 		rc = xen_intr_alloc_and_bind_ipi(root_bus, cpu,
764 	int x,apic_id, cpu;
773 	for (cpu = 1; cpu < mp_ncpus; cpu++) {
774 		apic_id = cpu_apic_ids[cpu];
777 		bootAP = cpu;
778 		bootAPgdt = gdt + (512*cpu);
780 		/* Get per-cpu data */
800                 if (HYPERVISOR_vcpu_op(VCPUOP_get_physid, cpu, &cpu_id) == 0) {
811 		if (!start_ap(cpu)) {
812 			printf("AP #%d (PHY# %d) failed!\n", cpu, apic_id);
819 		CPU_SET(cpu, &all_cpus);	/* record AP in CPU map */
847 cpu_initialize_context(unsigned int cpu)
958 	ctxt.gs_base_kernel = (unsigned long)(cpu_pda(cpu));
965 	PANIC_IF(HYPERVISOR_vcpu_op(VCPUOP_initialise, cpu, &ctxt));
967 	PANIC_IF(HYPERVISOR_vcpu_op(VCPUOP_up, cpu, NULL));
999 ipi_pcpu(int cpu, u_int ipi)
1002 	xen_intr_signal(DPCPU_ID_GET(cpu, ipi_handle[ipi]));
1009 ipi_send_cpu(int cpu, u_int ipi)
1017 			old_pending = cpu_ipi_pending[cpu];
1019 		} while  (!atomic_cmpset_int(&cpu_ipi_pending[cpu],
1022 			ipi_pcpu(cpu, RESCHEDULE_VECTOR);
1025 		ipi_pcpu(cpu, CALL_FUNCTION_VECTOR);
1061 	int cpu, ncpu, othercpus;
1087 		while ((cpu = CPU_FFS(&mask)) != 0) {
1088 			cpu--;
1089 			CPU_CLR(cpu, &mask);
1090 			CTR3(KTR_SMP, "%s: cpu: %d ipi: %x", __func__, cpu,
1092 			ipi_send_cpu(cpu, vector);
1170 	int cpu;
1180 	while ((cpu = CPU_FFS(&cpus)) != 0) {
1181 		cpu--;
1182 		CPU_CLR(cpu, &cpus);
1183 		CTR3(KTR_SMP, "%s: cpu: %d ipi: %x", __func__, cpu, ipi);
1184 		ipi_send_cpu(cpu, ipi);
1192 ipi_cpu(int cpu, u_int ipi)
1201 		CPU_SET_ATOMIC(cpu, &ipi_nmi_pending);
1203 	CTR3(KTR_SMP, "%s: cpu: %d ipi: %x", __func__, cpu, ipi);
1204 	ipi_send_cpu(cpu, ipi);
1256 	int cpu;
1258 	cpu = PCPU_GET(cpuid);
1260 	savectx(&stoppcbs[cpu]);
1263 	CPU_SET_ATOMIC(cpu, &stopped_cpus);
1266 	while (!CPU_ISSET(cpu, &started_cpus))
1269 	CPU_CLR_ATOMIC(cpu, &started_cpus);
1270 	CPU_CLR_ATOMIC(cpu, &stopped_cpus);
1272 	if (cpu == 0 && cpustop_restartfunc != NULL) {