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C++ scheduler_ipi函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中scheduler_ipi函数的典型用法代码示例。如果您正苦于以下问题：C++ scheduler_ipi函数的具体用法？C++ scheduler_ipi怎么用？C++ scheduler_ipi使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了scheduler_ipi函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: ip27_do_irq_mask0

static void ip27_do_irq_mask0(struct irq_desc *desc)
{
	cpuid_t cpu = smp_processor_id();
	unsigned long *mask = per_cpu(irq_enable_mask, cpu);
	u64 pend0;

	/* copied from Irix intpend0() */
	pend0 = LOCAL_HUB_L(PI_INT_PEND0);

	pend0 &= mask[0];		/* Pick intrs we should look at */
	if (!pend0)
		return;

#ifdef CONFIG_SMP
	if (pend0 & (1UL << CPU_RESCHED_A_IRQ)) {
		LOCAL_HUB_CLR_INTR(CPU_RESCHED_A_IRQ);
		scheduler_ipi();
	} else if (pend0 & (1UL << CPU_RESCHED_B_IRQ)) {
		LOCAL_HUB_CLR_INTR(CPU_RESCHED_B_IRQ);
		scheduler_ipi();
	} else if (pend0 & (1UL << CPU_CALL_A_IRQ)) {
		LOCAL_HUB_CLR_INTR(CPU_CALL_A_IRQ);
		generic_smp_call_function_interrupt();
	} else if (pend0 & (1UL << CPU_CALL_B_IRQ)) {
		LOCAL_HUB_CLR_INTR(CPU_CALL_B_IRQ);
		generic_smp_call_function_interrupt();
	} else
#endif
		generic_handle_irq(__ffs(pend0) + IP27_HUB_IRQ_BASE);

	LOCAL_HUB_L(PI_INT_PEND0);
}
开发者ID:150balbes，项目名称:Amlogic_s905-kernel，代码行数:32，代码来源:ip27-irq.c


示例2: titan_mailbox_irq

void titan_mailbox_irq(void)
{
	int cpu = smp_processor_id();
	unsigned long status;

	switch (cpu) {
	case 0:
		status = OCD_READ(RM9000x2_OCD_INTP0STATUS3);
		OCD_WRITE(RM9000x2_OCD_INTP0CLEAR3, status);

		if (status & 0x2)
			smp_call_function_interrupt();
		if (status & 0x4)
			scheduler_ipi();
		break;

	case 1:
		status = OCD_READ(RM9000x2_OCD_INTP1STATUS3);
		OCD_WRITE(RM9000x2_OCD_INTP1CLEAR3, status);

		if (status & 0x2)
			smp_call_function_interrupt();
		if (status & 0x4)
			scheduler_ipi();
		break;
	}
}
开发者ID:daeiron，项目名称:LG_G3_Kernel，代码行数:27，代码来源:smp.c


示例3: handle_IPI

/*
 * Main handler for inter-processor interrupts
 */
void handle_IPI(int ipinr, struct pt_regs *regs)
{
	unsigned int cpu = smp_processor_id();
	struct pt_regs *old_regs = set_irq_regs(regs);

	if ((unsigned)ipinr < NR_IPI) {
		trace_ipi_entry_rcuidle(ipi_types[ipinr]);
		__inc_irq_stat(cpu, ipi_irqs[ipinr]);
	}

	switch (ipinr) {
	case IPI_RESCHEDULE:
		scheduler_ipi();
		break;

	case IPI_CALL_FUNC:
		irq_enter();
		generic_smp_call_function_interrupt();
		irq_exit();
		break;

	case IPI_CPU_STOP:
		irq_enter();
		ipi_cpu_stop(cpu);
		irq_exit();
		break;

#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
	case IPI_TIMER:
		irq_enter();
		tick_receive_broadcast();
		irq_exit();
		break;
#endif

#ifdef CONFIG_IRQ_WORK
	case IPI_IRQ_WORK:
		irq_enter();
		irq_work_run();
		irq_exit();
		break;
#endif

#ifdef CONFIG_ARM64_ACPI_PARKING_PROTOCOL
	case IPI_WAKEUP:
		WARN_ONCE(!acpi_parking_protocol_valid(cpu),
			  "CPU%u: Wake-up IPI outside the ACPI parking protocol\n",
			  cpu);
		break;
#endif

	default:
		pr_crit("CPU%u: Unknown IPI message 0x%x\n", cpu, ipinr);
		break;
	}

	if ((unsigned)ipinr < NR_IPI)
		trace_ipi_exit_rcuidle(ipi_types[ipinr]);
	set_irq_regs(old_regs);
}
开发者ID:bradbishop，项目名称:linux，代码行数:63，代码来源:smp.c


示例4: smp_ipi_demux_relaxed

/* sync-free variant. Callers should ensure synchronization */
irqreturn_t smp_ipi_demux_relaxed(void)
{
	struct cpu_messages *info;
	unsigned long all;

	info = this_cpu_ptr(&ipi_message);
	do {
		all = xchg(&info->messages, 0);
#if defined(CONFIG_KVM_XICS) && defined(CONFIG_KVM_BOOK3S_HV_POSSIBLE)
		/*
		 * Must check for PPC_MSG_RM_HOST_ACTION messages
		 * before PPC_MSG_CALL_FUNCTION messages because when
		 * a VM is destroyed, we call kick_all_cpus_sync()
		 * to ensure that any pending PPC_MSG_RM_HOST_ACTION
		 * messages have completed before we free any VCPUs.
		 */
		if (all & IPI_MESSAGE(PPC_MSG_RM_HOST_ACTION))
			kvmppc_xics_ipi_action();
#endif
		if (all & IPI_MESSAGE(PPC_MSG_CALL_FUNCTION))
			generic_smp_call_function_interrupt();
		if (all & IPI_MESSAGE(PPC_MSG_RESCHEDULE))
			scheduler_ipi();
		if (all & IPI_MESSAGE(PPC_MSG_TICK_BROADCAST))
			tick_broadcast_ipi_handler();
#ifdef CONFIG_NMI_IPI
		if (all & IPI_MESSAGE(PPC_MSG_NMI_IPI))
			nmi_ipi_action(0, NULL);
#endif
	} while (info->messages);

	return IRQ_HANDLED;
}
开发者ID:farrellpeng，项目名称:MX283Linux，代码行数:34，代码来源:smp.c


示例5: ia64_handle_irq

void
ia64_handle_irq (ia64_vector vector, struct pt_regs *regs)
{
	struct pt_regs *old_regs = set_irq_regs(regs);
	unsigned long saved_tpr;

#if IRQ_DEBUG
	{
		unsigned long bsp, sp;

		bsp = ia64_getreg(_IA64_REG_AR_BSP);
		sp = ia64_getreg(_IA64_REG_SP);

		if ((sp - bsp) < 1024) {
			static DEFINE_RATELIMIT_STATE(ratelimit, 5 * HZ, 5);

			if (__ratelimit(&ratelimit)) {
				printk("ia64_handle_irq: DANGER: less than "
				       "1KB of free stack space!!\n"
				       "(bsp=0x%lx, sp=%lx)\n", bsp, sp);
			}
		}
	}
#endif 

	irq_enter();
	saved_tpr = ia64_getreg(_IA64_REG_CR_TPR);
	ia64_srlz_d();
	while (vector != IA64_SPURIOUS_INT_VECTOR) {
		int irq = local_vector_to_irq(vector);
		struct irq_desc *desc = irq_to_desc(irq);

		if (unlikely(IS_LOCAL_TLB_FLUSH(vector))) {
			smp_local_flush_tlb();
			kstat_incr_irqs_this_cpu(irq, desc);
		} else if (unlikely(IS_RESCHEDULE(vector))) {
			scheduler_ipi();
			kstat_incr_irqs_this_cpu(irq, desc);
		} else {
			ia64_setreg(_IA64_REG_CR_TPR, vector);
			ia64_srlz_d();

			if (unlikely(irq < 0)) {
				printk(KERN_ERR "%s: Unexpected interrupt "
				       "vector %d on CPU %d is not mapped "
				       "to any IRQ!\n", __func__, vector,
				       smp_processor_id());
			} else
				generic_handle_irq(irq);

			local_irq_disable();
			ia64_setreg(_IA64_REG_CR_TPR, saved_tpr);
		}
		ia64_eoi();
		vector = ia64_get_ivr();
	}
	irq_exit();
	set_irq_regs(old_regs);
}
开发者ID:Blackburn29，项目名称:PsycoKernel，代码行数:59，代码来源:irq_ia64.c


示例6: smp_resched_interrupt

void smp_resched_interrupt(void)
{
	irq_enter();
	scheduler_ipi();
	local_cpu_data().irq_resched_count++;
	irq_exit();
	/*                                                      */
}
开发者ID:romanbb，项目名称:android_kernel_lge_d851，代码行数:8，代码来源:smp_32.c


示例7: handle_IPI

/*
 * Main handler for inter-processor interrupts
 */
void handle_IPI(int ipinr, struct pt_regs *regs)
{
    unsigned int cpu = smp_processor_id();
    struct pt_regs *old_regs = set_irq_regs(regs);

    if ((unsigned)ipinr < NR_IPI) {
        trace_ipi_entry(ipi_types[ipinr]);
        __inc_irq_stat(cpu, ipi_irqs[ipinr]);
    }

    switch (ipinr) {
    case IPI_RESCHEDULE:
        scheduler_ipi();
        break;

    case IPI_CALL_FUNC:
        irq_enter();
        generic_smp_call_function_interrupt();
        irq_exit();
        break;

    case IPI_CALL_FUNC_SINGLE:
        irq_enter();
        generic_smp_call_function_single_interrupt();
        irq_exit();
        break;

    case IPI_CPU_STOP:
        irq_enter();
        ipi_cpu_stop(cpu);
        irq_exit();
        break;

#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
    case IPI_TIMER:
        irq_enter();
        tick_receive_broadcast();
        irq_exit();
        break;
#endif

#ifdef CONFIG_IRQ_WORK
    case IPI_IRQ_WORK:
        irq_enter();
        irq_work_run();
        irq_exit();
        break;
#endif

    default:
        pr_crit("CPU%u: Unknown IPI message 0x%x\n", cpu, ipinr);
        break;
    }

    if ((unsigned)ipinr < NR_IPI)
        trace_ipi_exit(ipi_types[ipinr]);
    set_irq_regs(old_regs);
}
开发者ID:kernelOfTruth，项目名称:linux，代码行数:61，代码来源:smp.c


示例8: smp_reschedule_interrupt

/*
 * Reschedule call back.
 */
void smp_reschedule_interrupt(struct pt_regs *regs)
{
	//l4/ack_APIC_irq();
	inc_irq_stat(irq_resched_count);
	scheduler_ipi();
	/*
	 * KVM uses this interrupt to force a cpu out of guest mode
	 */
}
开发者ID:B-Rich，项目名称:L4Reap，代码行数:12，代码来源:smp.c


示例9: ipi_resched_interrupt

static irqreturn_t ipi_resched_interrupt(int irq, void *dev_id)
{
#ifdef CONFIG_MIPS_VPE_APSP_API_CMP
    if (aprp_hook)
        aprp_hook();
#endif

    scheduler_ipi();

    return IRQ_HANDLED;
}
开发者ID:moontide，项目名称:linux，代码行数:11，代码来源:malta-int.c


示例10: smp_reschedule_interrupt

/*
 * Reschedule call back. KVM uses this interrupt to force a cpu out of
 * guest mode
 */
__visible void __irq_entry smp_reschedule_interrupt(struct pt_regs *regs)
{
	ack_APIC_irq();
	inc_irq_stat(irq_resched_count);
	kvm_set_cpu_l1tf_flush_l1d();

	if (trace_resched_ipi_enabled()) {
		/*
		 * scheduler_ipi() might call irq_enter() as well, but
		 * nested calls are fine.
		 */
		irq_enter();
		trace_reschedule_entry(RESCHEDULE_VECTOR);
		scheduler_ipi();
		trace_reschedule_exit(RESCHEDULE_VECTOR);
		irq_exit();
		return;
	}
	scheduler_ipi();
}
开发者ID:AlexShiLucky，项目名称:linux，代码行数:24，代码来源:smp.c


示例11: handle_IPI

/*
 * Main handler for inter-processor interrupts
 */
void handle_IPI(int ipinr, struct pt_regs *regs)
{
	unsigned int cpu = smp_processor_id();
	struct pt_regs *old_regs = set_irq_regs(regs);

	if (ipinr >= IPI_RESCHEDULE && ipinr < IPI_RESCHEDULE + NR_IPI)
		__inc_irq_stat(cpu, ipi_irqs[ipinr - IPI_RESCHEDULE]);

	exynos_ss_irq(ipinr, handle_IPI, irqs_disabled(), ESS_FLAG_IN);

	switch (ipinr) {
	case IPI_RESCHEDULE:
		scheduler_ipi();
		break;

	case IPI_CALL_FUNC:
		irq_enter();
		generic_smp_call_function_interrupt();
		irq_exit();
		break;

	case IPI_CALL_FUNC_SINGLE:
		irq_enter();
		generic_smp_call_function_single_interrupt();
		irq_exit();
		break;

	case IPI_CPU_STOP:
		irq_enter();
		ipi_cpu_stop(cpu, regs);
		irq_exit();
		break;

#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
	case IPI_TIMER:
		irq_enter();
		tick_receive_broadcast();
		irq_exit();
		break;
#endif
	case IPI_WAKEUP:
		break;
	default:
		pr_crit("CPU%u: Unknown IPI message 0x%x\n", cpu, ipinr);
		break;
	}
	exynos_ss_irq(ipinr, handle_IPI, irqs_disabled(), ESS_FLAG_OUT);

	set_irq_regs(old_regs);
}
开发者ID:ColinIanKing，项目名称:m576，代码行数:53，代码来源:smp.c


示例12: handle_IPI

/*
 * Main handler for inter-processor interrupts
 */
void handle_IPI(int ipinr, struct pt_regs *regs)
{
	unsigned int cpu = smp_processor_id();
	struct pt_regs *old_regs = set_irq_regs(regs);

	if ((unsigned)ipinr < NR_IPI) {
		trace_ipi_entry(ipi_types[ipinr]);
		__inc_irq_stat(cpu, ipi_irqs[ipinr]);
	}

	switch (ipinr) {
	case IPI_RESCHEDULE:
		scheduler_ipi();
		break;

	case IPI_CALL_FUNC:
		irq_enter();
        mt_trace_ISR_start(ipinr);
		generic_smp_call_function_interrupt();
        mt_trace_ISR_end(ipinr);
		irq_exit();
		break;

	case IPI_CALL_FUNC_SINGLE:
		irq_enter();
        mt_trace_ISR_start(ipinr);
		generic_smp_call_function_single_interrupt();
        mt_trace_ISR_end(ipinr);
		irq_exit();
		break;

	case IPI_CPU_STOP:
		irq_enter();
        mt_trace_ISR_start(ipinr);
		ipi_cpu_stop(cpu);
        mt_trace_ISR_end(ipinr);
		irq_exit();
		break;

	default:
		pr_crit("CPU%u: Unknown IPI message 0x%x\n", cpu, ipinr);
		break;
	}

	if ((unsigned)ipinr < NR_IPI)
		trace_ipi_exit(ipi_types[ipinr]);
	set_irq_regs(old_regs);
}
开发者ID:47fortyseven，项目名称:custom_kernel_hermes，代码行数:51，代码来源:smp.c


示例13: titan_mailbox_irq

void titan_mailbox_irq(void)
{
	int cpu = smp_processor_id();
	unsigned long status;

	switch (cpu) {
	case 0:
		status = OCD_READ(RM9000x2_OCD_INTP0STATUS3);
		OCD_WRITE(RM9000x2_OCD_INTP0CLEAR3, status);

		if (status & 0x2)
			smp_call_function_interrupt();
<<<<<<< HEAD
		if (status & 0x4)
			scheduler_ipi();
=======
>>>>>>> 296c66da8a02d52243f45b80521febece5ed498a
		break;
开发者ID:Core2idiot，项目名称:Kernel-Samsung-3.0...-，代码行数:18，代码来源:smp.c


示例14: mailbox_interrupt

static irqreturn_t mailbox_interrupt(int irq, void *dev_id)
{
	const int coreid = cvmx_get_core_num();
	uint64_t action;

	/* Load the mailbox register to figure out what we're supposed to do */
	action = cvmx_read_csr(CVMX_CIU_MBOX_CLRX(coreid)) & 0xffff;

	/* Clear the mailbox to clear the interrupt */
	cvmx_write_csr(CVMX_CIU_MBOX_CLRX(coreid), action);

	if (action & SMP_CALL_FUNCTION)
		smp_call_function_interrupt();
	if (action & SMP_RESCHEDULE_YOURSELF)
		scheduler_ipi();

	/* Check if we've been told to flush the icache */
	if (action & SMP_ICACHE_FLUSH)
		asm volatile ("synci 0($0)\n");
	return IRQ_HANDLED;
}
开发者ID:24hours，项目名称:linux，代码行数:21，代码来源:smp.c


示例15: smp_ipi_demux

irqreturn_t smp_ipi_demux(void)
{
	struct cpu_messages *info = &__get_cpu_var(ipi_message);
	unsigned int all;

	mb();	/* order any irq clear */

	do {
		all = xchg(&info->messages, 0);
		if (all & IPI_MESSAGE(PPC_MSG_CALL_FUNCTION))
			generic_smp_call_function_interrupt();
		if (all & IPI_MESSAGE(PPC_MSG_RESCHEDULE))
			scheduler_ipi();
		if (all & IPI_MESSAGE(PPC_MSG_CALL_FUNC_SINGLE))
			generic_smp_call_function_single_interrupt();
		if (all & IPI_MESSAGE(PPC_MSG_DEBUGGER_BREAK))
			debug_ipi_action(0, NULL);
	} while (info->messages);

	return IRQ_HANDLED;
}
开发者ID:adityaatluri，项目名称:L3.12-amd，代码行数:21，代码来源:smp.c


示例16: smp_ipi_demux

irqreturn_t smp_ipi_demux(void)
{
    struct cpu_messages *info = this_cpu_ptr(&ipi_message);
    unsigned int all;

    mb();	/* order any irq clear */

    do {
        all = xchg(&info->messages, 0);
        if (all & IPI_MESSAGE(PPC_MSG_CALL_FUNCTION))
            generic_smp_call_function_interrupt();
        if (all & IPI_MESSAGE(PPC_MSG_RESCHEDULE))
            scheduler_ipi();
        if (all & IPI_MESSAGE(PPC_MSG_TICK_BROADCAST))
            tick_broadcast_ipi_handler();
        if (all & IPI_MESSAGE(PPC_MSG_DEBUGGER_BREAK))
            debug_ipi_action(0, NULL);
    } while (info->messages);

    return IRQ_HANDLED;
}
开发者ID:songwenbin247，项目名称:linux-hub-sdk2.0，代码行数:21，代码来源:smp.c


示例17: smp_message_recv

void smp_message_recv(unsigned int msg)
{
	switch (msg) {
	case SMP_MSG_FUNCTION:
		generic_smp_call_function_interrupt();
		break;
	case SMP_MSG_RESCHEDULE:
		scheduler_ipi();
		break;
	case SMP_MSG_FUNCTION_SINGLE:
		generic_smp_call_function_single_interrupt();
		break;
	case SMP_MSG_TIMER:
		ipi_timer();
		break;
	default:
		printk(KERN_WARNING "SMP %d: %s(): unknown IPI %d\n",
		       smp_processor_id(), __func__, msg);
		break;
	}
}
开发者ID:0-T-0，项目名称:ps4-linux，代码行数:21，代码来源:smp.c


示例18: ipi_handler_int1

static irqreturn_t ipi_handler_int1(int irq, void *dev_instance)
{
	struct ipi_data *bfin_ipi_data;
	unsigned int cpu = smp_processor_id();
	unsigned long pending;
	unsigned long msg;

	platform_clear_ipi(cpu, IRQ_SUPPLE_1);

	bfin_ipi_data = &__get_cpu_var(bfin_ipi);
	smp_mb();
	while ((pending = xchg(&bfin_ipi_data->bits, 0)) != 0) {
		msg = 0;
		do {
			msg = find_next_bit(&pending, BITS_PER_LONG, msg + 1);
			switch (msg) {
			case BFIN_IPI_TIMER:
				ipi_timer();
				break;
			case BFIN_IPI_RESCHEDULE:
				scheduler_ipi();
				break;
			case BFIN_IPI_CALL_FUNC:
				generic_smp_call_function_interrupt();
				break;

			case BFIN_IPI_CALL_FUNC_SINGLE:
				generic_smp_call_function_single_interrupt();
				break;

			case BFIN_IPI_CPU_STOP:
				ipi_cpu_stop(cpu);
				break;
			}
		} while (msg < BITS_PER_LONG);

		smp_mb();
	}
	return IRQ_HANDLED;
}
开发者ID:0x000000FF，项目名称:Linux4Edison，代码行数:40，代码来源:smp.c


示例19: ipi_handler_int1

static irqreturn_t ipi_handler_int1(int irq, void *dev_instance)
{
	struct ipi_data *bfin_ipi_data;
	unsigned int cpu = smp_processor_id();
	unsigned long pending;
	unsigned long msg;

	platform_clear_ipi(cpu, IRQ_SUPPLE_1);

	smp_rmb();
	bfin_ipi_data = this_cpu_ptr(&bfin_ipi);
	while ((pending = atomic_xchg(&bfin_ipi_data->bits, 0)) != 0) {
		msg = 0;
		do {
			msg = find_next_bit(&pending, BITS_PER_LONG, msg + 1);
			switch (msg) {
			case BFIN_IPI_TIMER:
				ipi_timer();
				break;
			case BFIN_IPI_RESCHEDULE:
				scheduler_ipi();
				break;
			case BFIN_IPI_CALL_FUNC:
				generic_smp_call_function_interrupt();
				break;
			case BFIN_IPI_CPU_STOP:
				ipi_cpu_stop(cpu);
				break;
			default:
				goto out;
			}
			atomic_dec(&bfin_ipi_data->count);
		} while (msg < BITS_PER_LONG);

	}
out:
	return IRQ_HANDLED;
}
开发者ID:0x000000FF，项目名称:edison-linux，代码行数:38，代码来源:smp.c


示例20: handle_IPI

void handle_IPI(int ipinr)
{
	unsigned int cpu = smp_processor_id();

	switch (ipinr) {
	case IPI_RESCHEDULE:
		scheduler_ipi();
		break;

	case IPI_CALL_FUNC:
		generic_smp_call_function_interrupt();
		break;

        case IPI_CALL_FUNC_SINGLE:
		generic_smp_call_function_single_interrupt();
		break;

	default:
		pr_crit("CPU%u: Unknown IPI message 0x%x\n", cpu, ipinr);
		BUG();
		break;
	}
}
开发者ID:qiqjiao，项目名称:openrisc，代码行数:23，代码来源:smp.c



注：本文中的scheduler_ipi函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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