C++ disable_nonboot_cpus函数代码示例

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本文整理汇总了C++中disable_nonboot_cpus函数的典型用法代码示例。如果您正苦于以下问题：C++ disable_nonboot_cpus函数的具体用法？C++ disable_nonboot_cpus怎么用？C++ disable_nonboot_cpus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disable_nonboot_cpus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: snapshot_restore

static inline int snapshot_restore(int platform_suspend)
{
	int error;

	mutex_lock(&pm_mutex);
	pm_prepare_console();
	if (platform_suspend) {
		error = platform_prepare();
		if (error)
			goto Finish;
	}
	suspend_console();
	error = device_suspend(PMSG_PRETHAW);
	if (error)
		goto Resume_devices;

	error = disable_nonboot_cpus();
	if (!error)
		error = swsusp_resume();

	enable_nonboot_cpus();
 Resume_devices:
	if (platform_suspend)
		platform_finish();

	device_resume();
	resume_console();
 Finish:
	pm_restore_console();
	mutex_unlock(&pm_mutex);
	return error;
}

开发者ID:3sOx，项目名称:asuswrt-merlin，代码行数:32，代码来源:user.c

示例2: prepare_processes

static int prepare_processes(void)
{
	int error = 0;

	pm_prepare_console();

	error = disable_nonboot_cpus();
	if (error)
		goto enable_cpus;

	if (freeze_processes()) {
		error = -EBUSY;
		goto thaw;
	}

	if (pm_disk_mode == PM_DISK_TESTPROC) {
		printk("swsusp debug: Waiting for 5 seconds.\n");
		mdelay(5000);
		goto thaw;
	}

	/* Free memory before shutting down devices. */
	if (!(error = swsusp_shrink_memory()))
		return 0;
thaw:
	thaw_processes();
enable_cpus:
	enable_nonboot_cpus();
	pm_restore_console();
	return error;
}

开发者ID:possiblybhavin，项目名称:mx27_drv，代码行数:31，代码来源:disk.c

示例3: suspend_devices_and_enter

/**
 *	suspend_devices_and_enter - suspend devices and enter the desired system sleep
 *			  state.
 *	@state:		  state to enter
 */
int suspend_devices_and_enter(suspend_state_t state)
{
	int error;

	if (!pm_ops)
		return -ENOSYS;

	if (pm_ops->set_target) {
		error = pm_ops->set_target(state);
		if (error)
			return error;
	}
	suspend_console();
	error = device_suspend(PMSG_SUSPEND);
	if (error) {
		printk(KERN_ERR "Some devices failed to suspend\n");
		goto Resume_console;
	}
	if (pm_ops->prepare) {
		error = pm_ops->prepare(state);
		if (error)
			goto Resume_devices;
	}
	error = disable_nonboot_cpus();
	if (!error)
		suspend_enter(state);

	enable_nonboot_cpus();
	pm_finish(state);
 Resume_devices:
	device_resume();
 Resume_console:
	resume_console();
	return error;
}

开发者ID:mrtos，项目名称:Logitech-Revue，代码行数:40，代码来源:main.c

示例4: suspend_devices_and_enter

/**
 *	suspend_devices_and_enter - suspend devices and enter the desired system
 *				    sleep state.
 *	@state:		  state to enter
 */
int suspend_devices_and_enter(suspend_state_t state)
{
	int error, ftrace_save;

	if (!suspend_ops)
		return -ENOSYS;

	if (suspend_ops->begin) {
		error = suspend_ops->begin(state);
		if (error)
			goto Close;
	}
	suspend_console();
	ftrace_save = __ftrace_enabled_save();
	suspend_test_start();
	error = device_suspend(PMSG_SUSPEND);
	if (error) {
		printk(KERN_ERR "PM: Some devices failed to suspend\n");
		goto Recover_platform;
	}
	suspend_test_finish("suspend devices");
	if (suspend_test(TEST_DEVICES))
		goto Recover_platform;

	if (suspend_ops->prepare) {
		error = suspend_ops->prepare();
		if (error)
			goto Resume_devices;
	}

	if (suspend_test(TEST_PLATFORM))
		goto Finish;

	error = disable_nonboot_cpus();
	if (!error && !suspend_test(TEST_CPUS))
		suspend_enter(state);

	enable_nonboot_cpus();
 Finish:
	if (suspend_ops->finish)
		suspend_ops->finish();
 Resume_devices:
	suspend_test_start();
	device_resume(PMSG_RESUME);
	suspend_test_finish("resume devices");
	__ftrace_enabled_restore(ftrace_save);
	resume_console();
 Close:
	if (suspend_ops->end)
		suspend_ops->end();
	return error;

 Recover_platform:
	if (suspend_ops->recover)
		suspend_ops->recover();
	goto Resume_devices;
}

开发者ID:mpalmer，项目名称:linux-2.6，代码行数:62，代码来源:main.c

示例5: suspend_enter

/**
 *	suspend_enter - enter the desired system sleep state.
 *	@state:		state to enter
 *
 *	This function should be called after devices have been suspended.
 */
static int suspend_enter(suspend_state_t state)
{
	int error;

	if (suspend_ops->prepare) {
		error = suspend_ops->prepare();
		if (error)
			goto Platform_finish;
	}

	error = dpm_suspend_noirq(PMSG_SUSPEND);
	if (error) {
;
		goto Platform_finish;
	}

	if (suspend_ops->prepare_late) {
		error = suspend_ops->prepare_late();
		if (error)
			goto Platform_wake;
	}

	if (suspend_test(TEST_PLATFORM))
		goto Platform_wake;


	error = disable_nonboot_cpus();
	if (error || suspend_test(TEST_CPUS))
		goto Platform_wake;

	arch_suspend_disable_irqs();
	BUG_ON(!irqs_disabled());

	error = syscore_suspend();
	if (!error) {
		if (!(suspend_test(TEST_CORE) || pm_wakeup_pending())) {
			error = suspend_ops->enter(state);
			events_check_enabled = false;
		}
		syscore_resume();
	}

	arch_suspend_enable_irqs();
	BUG_ON(irqs_disabled());

 Platform_wake:
	if (suspend_ops->wake)
		suspend_ops->wake();

	dpm_resume_noirq(PMSG_RESUME);

 Platform_finish:
	if (suspend_ops->finish)
		suspend_ops->finish();

	return error;
}

开发者ID:rrowicki，项目名称:Chrono_Kernel-1，代码行数:63，代码来源:suspend.c

示例6: hibernation_platform_enter

int hibernation_platform_enter(void)
{
	int error;

	if (!hibernation_ops)
		return -ENOSYS;

	/*
	 * We have cancelled the power transition by running
	 * hibernation_ops->finish() before saving the image, so we should let
	 * the firmware know that we're going to enter the sleep state after all
	 */
	error = hibernation_ops->begin();
	if (error)
		goto Close;

	suspend_console();
	error = device_suspend(PMSG_HIBERNATE);
	if (error) {
		if (hibernation_ops->recover)
			hibernation_ops->recover();
		goto Resume_devices;
	}

	error = hibernation_ops->prepare();
	if (error)
		goto Resume_devices;

	error = disable_nonboot_cpus();
	if (error)
		goto Finish;

	device_pm_lock();
	local_irq_disable();
	error = device_power_down(PMSG_HIBERNATE);
	if (!error) {
		hibernation_ops->enter();
		/* We should never get here */
		while (1);
	}
	local_irq_enable();
	device_pm_unlock();

	/*
	 * We don't need to reenable the nonboot CPUs or resume consoles, since
	 * the system is going to be halted anyway.
	 */
 Finish:
	hibernation_ops->finish();
 Resume_devices:
	device_resume(PMSG_RESTORE);
	resume_console();
 Close:
	hibernation_ops->end();
	return error;
}

开发者ID:maraz，项目名称:linux-2.6，代码行数:56，代码来源:disk.c

示例7: ambench_apbread

static void ambench_apbread(void)
{
	u64					raw_counter = 0;
	u64					amba_counter = 0;
	unsigned long				flags;

	disable_nonboot_cpus();
	local_irq_save(flags);

	amba_clrbitsl(TIMER_CTR_REG, TIMER_CTR_EN1);
	amba_writel(TIMER1_STATUS_REG, APBREAD_RELOAD_NUM);
	amba_writel(TIMER1_RELOAD_REG, 0x0);
	amba_writel(TIMER1_MATCH1_REG, 0x0);
	amba_writel(TIMER1_MATCH2_REG, 0x0);
	amba_clrbitsl(TIMER_CTR_REG, TIMER_CTR_OF1);
	amba_clrbitsl(TIMER_CTR_REG, TIMER_CTR_CSL1);

	amba_setbitsl(TIMER_CTR_REG, TIMER_CTR_EN1);
	do {
		raw_counter++;
	} while(__raw_readl((const volatile void *)TIMER1_STATUS_REG));

	amba_clrbitsl(TIMER_CTR_REG, TIMER_CTR_EN1);
	amba_writel(TIMER1_STATUS_REG, APBREAD_RELOAD_NUM);
	amba_writel(TIMER1_RELOAD_REG, 0x0);
	amba_writel(TIMER1_MATCH1_REG, 0x0);
	amba_writel(TIMER1_MATCH2_REG, 0x0);
	amba_clrbitsl(TIMER_CTR_REG, TIMER_CTR_OF1);
	amba_clrbitsl(TIMER_CTR_REG, TIMER_CTR_CSL1);

	amba_setbitsl(TIMER_CTR_REG, TIMER_CTR_EN1);
	do {
		amba_counter++;
	} while(amba_readl(TIMER1_STATUS_REG));
	amba_clrbitsl(TIMER_CTR_REG, TIMER_CTR_EN1);

	local_irq_restore(flags);
	enable_nonboot_cpus();

#if defined(CONFIG_PLAT_AMBARELLA_SUPPORT_HAL)
	raw_counter *= get_apb_bus_freq_hz();
#else
	raw_counter *= clk_get_rate(clk_get(NULL, "gclk_apb"));
#endif
	do_div(raw_counter, APBREAD_RELOAD_NUM);
#if defined(CONFIG_PLAT_AMBARELLA_SUPPORT_HAL)
	amba_counter *= get_apb_bus_freq_hz();
#else
	amba_counter *= clk_get_rate(clk_get(NULL, "gclk_apb"));
#endif
	do_div(amba_counter, APBREAD_RELOAD_NUM);
	pr_info("CPU[0x%x] APBRead: raw speed %llu/s!\n",
		cpu_architecture(), raw_counter);
	pr_info("CPU[0x%x] APBRead: amba speed %llu/s!\n",
		cpu_architecture(), amba_counter);
}

开发者ID:hotelzululima，项目名称:linux-hero4，代码行数:56，代码来源:ambench.c

示例8: kernel_power_off

/**
 *	kernel_power_off - power_off the system
 *
 *	Shutdown everything and perform a clean system power_off.
 */
void kernel_power_off(void)
{
	kernel_shutdown_prepare(SYSTEM_POWER_OFF);
	if (pm_power_off_prepare)
		pm_power_off_prepare();
	disable_nonboot_cpus();
	sysdev_shutdown();
	printk(KERN_EMERG "Power down.\n");
	machine_power_off();
}

开发者ID:maraz，项目名称:linux-2.6，代码行数:15，代码来源:sys.c

示例9: hibernation_snapshot

int hibernation_snapshot(int platform_mode)
{
	int error;

	/* Free memory before shutting down devices. */
	error = swsusp_shrink_memory();
	if (error)
		return error;

	error = platform_begin(platform_mode);
	if (error)
		goto Close;

	suspend_console();
	error = device_suspend(PMSG_FREEZE);
	if (error)
		goto Recover_platform;

	if (hibernation_test(TEST_DEVICES))
		goto Recover_platform;

	error = platform_pre_snapshot(platform_mode);
	if (error || hibernation_test(TEST_PLATFORM))
		goto Finish;

	error = disable_nonboot_cpus();
	if (!error) {
		if (hibernation_test(TEST_CPUS))
			goto Enable_cpus;

		if (hibernation_testmode(HIBERNATION_TEST))
			goto Enable_cpus;

		error = create_image(platform_mode);
		/* Control returns here after successful restore */
	}
 Enable_cpus:
	enable_nonboot_cpus();
 Finish:
	platform_finish(platform_mode);
 Resume_devices:
	device_resume(in_suspend ?
		(error ? PMSG_RECOVER : PMSG_THAW) : PMSG_RESTORE);
	resume_console();
 Close:
	platform_end(platform_mode);
	return error;

 Recover_platform:
	platform_recover(platform_mode);
	goto Resume_devices;
}

开发者ID:maraz，项目名称:linux-2.6，代码行数:52，代码来源:disk.c

示例10: suspend_prepare

static int suspend_prepare(suspend_state_t state)
{
	int error = 0;
	unsigned int free_pages;

	if (!pm_ops || !pm_ops->enter)
		return -EPERM;

	pm_prepare_console();

	disable_nonboot_cpus();

	if (num_online_cpus() != 1) {
		error = -EPERM;
		goto Enable_cpu;
	}

	if (freeze_processes()) {
		error = -EAGAIN;
		goto Thaw;
	}

	if ((free_pages = nr_free_pages()) < FREE_PAGE_NUMBER) {
		pr_debug("PM: free some memory\n");
		shrink_all_memory(FREE_PAGE_NUMBER - free_pages);
		if (nr_free_pages() < FREE_PAGE_NUMBER) {
			error = -ENOMEM;
			printk(KERN_ERR "PM: No enough memory\n");
			goto Thaw;
		}
	}

	if (pm_ops->prepare) {
		if ((error = pm_ops->prepare(state)))
			goto Thaw;
	}

	if ((error = device_suspend(PMSG_SUSPEND))) {
		printk(KERN_ERR "Some devices failed to suspend\n");
		goto Finish;
	}
	return 0;
 Finish:
	if (pm_ops->finish)
		pm_ops->finish(state);
 Thaw:
	thaw_processes();
 Enable_cpu:
	enable_nonboot_cpus();
	pm_restore_console();
	return error;
}

开发者ID:jameshilliard，项目名称:actiontec_opensrc_mi424wr-rev-e-f_fw-20-10-7-5，代码行数:52，代码来源:main.c

示例11: suspend_prepare

static int suspend_prepare(suspend_state_t state)
{
	int error;
	unsigned int free_pages;

	if (!pm_ops || !pm_ops->enter)
		return -EPERM;

	pm_prepare_console();

	if (freeze_processes()) {
		error = -EAGAIN;
		goto Thaw;
	}

	if ((free_pages = global_page_state(NR_FREE_PAGES))
			< FREE_PAGE_NUMBER) {
		pr_debug("PM: free some memory\n");
		shrink_all_memory(FREE_PAGE_NUMBER - free_pages);
		if (nr_free_pages() < FREE_PAGE_NUMBER) {
			error = -ENOMEM;
			printk(KERN_ERR "PM: No enough memory\n");
			goto Thaw;
		}
	}

	if (pm_ops->prepare) {
		if ((error = pm_ops->prepare(state)))
			goto Thaw;
	}

	suspend_console();
	error = device_suspend(PMSG_SUSPEND);
	if (error) {
		printk(KERN_ERR "Some devices failed to suspend\n");
		goto Resume_devices;
	}
	error = disable_nonboot_cpus();
	if (!error)
		return 0;

	enable_nonboot_cpus();
 Resume_devices:
	pm_finish(state);
	device_resume();
	resume_console();
 Thaw:
	thaw_processes();
	pm_restore_console();
	return error;
}

开发者ID:qwerty1023，项目名称:wive-rtnl-firmware，代码行数:51，代码来源:main.c

示例12: ambench_apbread

static void ambench_apbread(void)
{
	u64					raw_counter = 0;
	u64					amba_counter = 0;
	unsigned long				flags;

	disable_nonboot_cpus();
	local_irq_save(flags);

	amba_clrbitsl(TIMER_CTR_REG, TIMER_CTR_EN1);
	amba_writel(TIMER1_STATUS_REG, APBREAD_RELOAD_NUM);
	amba_writel(TIMER1_RELOAD_REG, 0x0);
	amba_writel(TIMER1_MATCH1_REG, 0x0);
	amba_writel(TIMER1_MATCH2_REG, 0x0);
	amba_clrbitsl(TIMER_CTR_REG, TIMER_CTR_OF1);
	amba_clrbitsl(TIMER_CTR_REG, TIMER_CTR_CSL1);

	amba_setbitsl(TIMER_CTR_REG, TIMER_CTR_EN1);
	do {
		raw_counter++;
	} while(__raw_readl(TIMER1_STATUS_REG));

	amba_clrbitsl(TIMER_CTR_REG, TIMER_CTR_EN1);
	amba_writel(TIMER1_STATUS_REG, APBREAD_RELOAD_NUM);
	amba_writel(TIMER1_RELOAD_REG, 0x0);
	amba_writel(TIMER1_MATCH1_REG, 0x0);
	amba_writel(TIMER1_MATCH2_REG, 0x0);
	amba_clrbitsl(TIMER_CTR_REG, TIMER_CTR_OF1);
	amba_clrbitsl(TIMER_CTR_REG, TIMER_CTR_CSL1);

	amba_setbitsl(TIMER_CTR_REG, TIMER_CTR_EN1);
	do {
		amba_counter++;
	} while(amba_readl(TIMER1_STATUS_REG));
	amba_clrbitsl(TIMER_CTR_REG, TIMER_CTR_EN1);

	local_irq_restore(flags);
	enable_nonboot_cpus();

	raw_counter *= get_apb_bus_freq_hz();
	do_div(raw_counter, APBREAD_RELOAD_NUM);
	amba_counter *= get_apb_bus_freq_hz();
	do_div(amba_counter, APBREAD_RELOAD_NUM);
	pr_info("CPU[0x%x] APBRead: raw speed %llu/s!\n",
		cpu_architecture(), raw_counter);
	pr_info("CPU[0x%x] APBRead: amba speed %llu/s!\n",
		cpu_architecture(), amba_counter);
}

开发者ID:WayWingsDev，项目名称:gopro-linux，代码行数:48，代码来源:ambench.c

示例13: hibernation_snapshot

int hibernation_snapshot(int platform_mode)
{
	int error;

	/* Free memory before shutting down devices. */
	error = swsusp_shrink_memory();
	if (error)
		return error;

	error = platform_start(platform_mode);
	if (error)
		return error;

	suspend_console();
	error = device_suspend(PMSG_FREEZE);
	if (error)
		goto Resume_console;

	error = platform_pre_snapshot(platform_mode);
	if (error)
		goto Resume_devices;

	error = disable_nonboot_cpus();
	if (!error) {
		if (hibernation_mode != HIBERNATION_TEST) {
			in_suspend = 1;
			error = create_image(platform_mode);
			/* Control returns here after successful restore */
		} else {
			printk("swsusp debug: Waiting for 5 seconds.\n");
			mdelay(5000);
		}
	}
	enable_nonboot_cpus();
 Resume_devices:
	platform_finish(platform_mode);
	device_resume();
 Resume_console:
	resume_console();
	return error;
}

开发者ID:acassis，项目名称:emlinux-ssd1935，代码行数:41，代码来源:disk.c

示例14: machine_crash_shutdown

void machine_crash_shutdown(struct pt_regs *regs)
{
	unsigned long msecs;

	local_irq_disable();
	disable_nonboot_cpus();

	atomic_set(&waiting_for_crash_ipi, num_online_cpus() - 1);
	smp_call_function(machine_crash_nonpanic_core, NULL, false);
	msecs = 1000; /* Wait at most a second for the other cpus to stop */
	while ((atomic_read(&waiting_for_crash_ipi) > 0) && msecs) {
		mdelay(1);
		msecs--;
	}
	if (atomic_read(&waiting_for_crash_ipi) > 0)
		pr_warn("Non-crashing CPUs did not react to IPI\n");

	crash_save_cpu(regs, smp_processor_id());
	machine_kexec_mask_interrupts();

	pr_info("Loading crashdump kernel...\n");
}

开发者ID:XiphosSystemsCorp，项目名称:linux-xlnx，代码行数:22，代码来源:machine_kexec.c

示例15: hibernation_restore

int hibernation_restore(int platform_mode)
{
	int error;

	pm_prepare_console();
	suspend_console();
	error = device_suspend(PMSG_PRETHAW);
	if (error)
		goto Finish;

	error = platform_pre_restore(platform_mode);
	if (!error) {
		error = disable_nonboot_cpus();
		if (!error)
			error = swsusp_resume();
		enable_nonboot_cpus();
	}
	platform_restore_cleanup(platform_mode);
	device_resume();
 Finish:
	resume_console();
	pm_restore_console();
	return error;
}

开发者ID:acassis，项目名称:emlinux-ssd1935，代码行数:24，代码来源:disk.c

示例16: snapshot_suspend

static inline int snapshot_suspend(int platform_suspend)
{
	int error;

	mutex_lock(&pm_mutex);
	/* Free memory before shutting down devices. */
	error = swsusp_shrink_memory();
	if (error)
		goto Finish;

	if (platform_suspend) {
		error = platform_prepare();
		if (error)
			goto Finish;
	}
	suspend_console();
	error = device_suspend(PMSG_FREEZE);
	if (error)
		goto Resume_devices;

	error = disable_nonboot_cpus();
	if (!error) {
		in_suspend = 1;
		error = swsusp_suspend();
	}
	enable_nonboot_cpus();
 Resume_devices:
	if (platform_suspend)
		platform_finish();

	device_resume();
	resume_console();
 Finish:
	mutex_unlock(&pm_mutex);
	return error;
}

开发者ID:3sOx，项目名称:asuswrt-merlin，代码行数:36，代码来源:user.c

示例17: hibernation_restore

int hibernation_restore(int platform_mode)
{
	int error;

	pm_prepare_console();
	suspend_console();
	error = device_suspend(PMSG_QUIESCE);
	if (error)
		goto Finish;

	error = platform_pre_restore(platform_mode);
	if (!error) {
		error = disable_nonboot_cpus();
		if (!error)
			error = resume_target_kernel();
		enable_nonboot_cpus();
	}
	platform_restore_cleanup(platform_mode);
	device_resume(PMSG_RECOVER);
 Finish:
	resume_console();
	pm_restore_console();
	return error;
}

开发者ID:maraz，项目名称:linux-2.6，代码行数:24，代码来源:disk.c

示例18: hibernation_platform_enter

/**
 * hibernation_platform_enter - Power off the system using the platform driver.
 */
int hibernation_platform_enter(void)
{
	int error;

	if (!hibernation_ops)
		return -ENOSYS;

	/*
	 * We have cancelled the power transition by running
	 * hibernation_ops->finish() before saving the image, so we should let
	 * the firmware know that we're going to enter the sleep state after all
	 */
	error = hibernation_ops->begin();
	if (error)
		goto Close;

	entering_platform_hibernation = true;
	suspend_console();
	error = dpm_suspend_start(PMSG_HIBERNATE);
	if (error) {
		if (hibernation_ops->recover)
			hibernation_ops->recover();
		goto Resume_devices;
	}

	error = dpm_suspend_end(PMSG_HIBERNATE);
	if (error)
		goto Resume_devices;

	error = hibernation_ops->prepare();
	if (error)
		goto Platform_finish;

	error = disable_nonboot_cpus();
	if (error)
		goto Enable_cpus;

	local_irq_disable();
	syscore_suspend();
	if (pm_wakeup_pending()) {
		error = -EAGAIN;
		goto Power_up;
	}

	hibernation_ops->enter();
	/* We should never get here */
	while (1);

 Power_up:
	syscore_resume();
	local_irq_enable();

 Enable_cpus:
	enable_nonboot_cpus();

 Platform_finish:
	hibernation_ops->finish();

	dpm_resume_start(PMSG_RESTORE);

 Resume_devices:
	entering_platform_hibernation = false;
	dpm_resume_end(PMSG_RESTORE);
	resume_console();

 Close:
	hibernation_ops->end();

	return error;
}

开发者ID:mdamt，项目名称:linux，代码行数:73，代码来源:hibernate.c

示例19: hibernate_resume_nonboot_cpu_disable

int __weak hibernate_resume_nonboot_cpu_disable(void)
{
	return disable_nonboot_cpus();
}

开发者ID:mdamt，项目名称:linux，代码行数:4，代码来源:hibernate.c

示例20: create_image

/**
 * create_image - Create a hibernation image.
 * @platform_mode: Whether or not to use the platform driver.
 *
 * Execute device drivers' "late" and "noirq" freeze callbacks, create a
 * hibernation image and run the drivers' "noirq" and "early" thaw callbacks.
 *
 * Control reappears in this routine after the subsequent restore.
 */
static int create_image(int platform_mode)
{
	int error;

	error = dpm_suspend_end(PMSG_FREEZE);
	if (error) {
		pr_err("Some devices failed to power down, aborting hibernation\n");
		return error;
	}

	error = platform_pre_snapshot(platform_mode);
	if (error || hibernation_test(TEST_PLATFORM))
		goto Platform_finish;

	error = disable_nonboot_cpus();
	if (error || hibernation_test(TEST_CPUS))
		goto Enable_cpus;

	local_irq_disable();

	error = syscore_suspend();
	if (error) {
		pr_err("Some system devices failed to power down, aborting hibernation\n");
		goto Enable_irqs;
	}

	if (hibernation_test(TEST_CORE) || pm_wakeup_pending())
		goto Power_up;

	in_suspend = 1;
	save_processor_state();
	trace_suspend_resume(TPS("machine_suspend"), PM_EVENT_HIBERNATE, true);
	error = swsusp_arch_suspend();
	/* Restore control flow magically appears here */
	restore_processor_state();
	trace_suspend_resume(TPS("machine_suspend"), PM_EVENT_HIBERNATE, false);
	if (error)
		pr_err("Error %d creating hibernation image\n", error);

	if (!in_suspend) {
		events_check_enabled = false;
		clear_free_pages();
	}

	platform_leave(platform_mode);

 Power_up:
	syscore_resume();

 Enable_irqs:
	local_irq_enable();

 Enable_cpus:
	enable_nonboot_cpus();

 Platform_finish:
	platform_finish(platform_mode);

	dpm_resume_start(in_suspend ?
		(error ? PMSG_RECOVER : PMSG_THAW) : PMSG_RESTORE);

	return error;
}

开发者ID:mdamt，项目名称:linux，代码行数:72，代码来源:hibernate.c

注：本文中的disable_nonboot_cpus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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C++ disable_nonboot_cpus函数代码示例

示例1: snapshot_restore

示例2: prepare_processes

示例3: suspend_devices_and_enter

示例4: suspend_devices_and_enter

示例5: suspend_enter

示例6: hibernation_platform_enter

示例7: ambench_apbread

示例8: kernel_power_off

示例9: hibernation_snapshot

示例10: suspend_prepare

示例11: suspend_prepare

示例12: ambench_apbread

示例13: hibernation_snapshot

示例14: machine_crash_shutdown

示例15: hibernation_restore

示例16: snapshot_suspend

示例17: hibernation_restore

示例18: hibernation_platform_enter

示例19: hibernate_resume_nonboot_cpu_disable

示例20: create_image

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