Commit f2019030 authored by KOSAKI Motohiro's avatar KOSAKI Motohiro Committed by David S. Miller
Browse files

convert old cpumask API into new one 



Adapt new API.

Signed-off-by: default avatarKOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: default avatarFrank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9f6298a6

net/iucv/iucv.c

+37 −36
Original line number Diff line number Diff line
@@ -128,8 +128,8 @@ struct iucv_irq_list { 
};



static struct iucv_irq_data *iucv_irq_data[NR_CPUS];

static cpumask_t iucv_buffer_cpumask = CPU_MASK_NONE;

static cpumask_t iucv_irq_cpumask = CPU_MASK_NONE;

static cpumask_t iucv_buffer_cpumask = { CPU_BITS_NONE };

static cpumask_t iucv_irq_cpumask = { CPU_BITS_NONE };



/*

 * Queue of interrupt buffers lock for delivery via the tasklet
@@ -406,7 +406,7 @@ static void iucv_allow_cpu(void *data) 
	parm->set_mask.ipmask = 0xf8;

	iucv_call_b2f0(IUCV_SETCONTROLMASK, parm);

	/* Set indication that iucv interrupts are allowed for this cpu. */

	cpu_set(cpu, iucv_irq_cpumask);

	cpumask_set_cpu(cpu, &iucv_irq_cpumask);

}



/**
@@ -426,7 +426,7 @@ static void iucv_block_cpu(void *data) 
	iucv_call_b2f0(IUCV_SETMASK, parm);



	/* Clear indication that iucv interrupts are allowed for this cpu. */

	cpu_clear(cpu, iucv_irq_cpumask);

	cpumask_clear_cpu(cpu, &iucv_irq_cpumask);

}



/**
@@ -451,7 +451,7 @@ static void iucv_block_cpu_almost(void *data) 
	iucv_call_b2f0(IUCV_SETCONTROLMASK, parm);



	/* Clear indication that iucv interrupts are allowed for this cpu. */

	cpu_clear(cpu, iucv_irq_cpumask);

	cpumask_clear_cpu(cpu, &iucv_irq_cpumask);

}



/**
@@ -466,7 +466,7 @@ static void iucv_declare_cpu(void *data) 
	union iucv_param *parm;

	int rc;



	if (cpu_isset(cpu, iucv_buffer_cpumask))

	if (cpumask_test_cpu(cpu, &iucv_buffer_cpumask))

		return;



	/* Declare interrupt buffer. */
@@ -499,9 +499,9 @@ static void iucv_declare_cpu(void *data) 
	}



	/* Set indication that an iucv buffer exists for this cpu. */

	cpu_set(cpu, iucv_buffer_cpumask);

	cpumask_set_cpu(cpu, &iucv_buffer_cpumask);



	if (iucv_nonsmp_handler == 0 || cpus_empty(iucv_irq_cpumask))

	if (iucv_nonsmp_handler == 0 || cpumask_empty(&iucv_irq_cpumask))

		/* Enable iucv interrupts on this cpu. */

		iucv_allow_cpu(NULL);

	else
@@ -520,7 +520,7 @@ static void iucv_retrieve_cpu(void *data) 
	int cpu = smp_processor_id();

	union iucv_param *parm;



	if (!cpu_isset(cpu, iucv_buffer_cpumask))

	if (!cpumask_test_cpu(cpu, &iucv_buffer_cpumask))

		return;



	/* Block iucv interrupts. */
@@ -531,7 +531,7 @@ static void iucv_retrieve_cpu(void *data) 
	iucv_call_b2f0(IUCV_RETRIEVE_BUFFER, parm);



	/* Clear indication that an iucv buffer exists for this cpu. */

	cpu_clear(cpu, iucv_buffer_cpumask);

	cpumask_clear_cpu(cpu, &iucv_buffer_cpumask);

}



/**
@@ -546,8 +546,8 @@ static void iucv_setmask_mp(void) 
	get_online_cpus();

	for_each_online_cpu(cpu)

		/* Enable all cpus with a declared buffer. */

		if (cpu_isset(cpu, iucv_buffer_cpumask) &&

		    !cpu_isset(cpu, iucv_irq_cpumask))

		if (cpumask_test_cpu(cpu, &iucv_buffer_cpumask) &&

		    !cpumask_test_cpu(cpu, &iucv_irq_cpumask))

			smp_call_function_single(cpu, iucv_allow_cpu,

						 NULL, 1);

	put_online_cpus();
@@ -564,9 +564,9 @@ static void iucv_setmask_up(void) 
	int cpu;



	/* Disable all cpu but the first in cpu_irq_cpumask. */

	cpumask = iucv_irq_cpumask;

	cpu_clear(first_cpu(iucv_irq_cpumask), cpumask);

	for_each_cpu_mask_nr(cpu, cpumask)

	cpumask_copy(&cpumask, &iucv_irq_cpumask);

	cpumask_clear_cpu(cpumask_first(&iucv_irq_cpumask), &cpumask);

	for_each_cpu(cpu, &cpumask)

		smp_call_function_single(cpu, iucv_block_cpu, NULL, 1);

}
@@ -593,7 +593,7 @@ static int iucv_enable(void) 
	rc = -EIO;

	for_each_online_cpu(cpu)

		smp_call_function_single(cpu, iucv_declare_cpu, NULL, 1);

	if (cpus_empty(iucv_buffer_cpumask))

	if (cpumask_empty(&iucv_buffer_cpumask))

		/* No cpu could declare an iucv buffer. */

		goto out;

	put_online_cpus();
@@ -675,14 +675,15 @@ static int __cpuinit iucv_cpu_notify(struct notifier_block *self, 
	case CPU_DOWN_PREPARE_FROZEN:

		if (!iucv_path_table)

			break;

		cpumask = iucv_buffer_cpumask;

		cpu_clear(cpu, cpumask);

		if (cpus_empty(cpumask))

		cpumask_copy(&cpumask, &iucv_buffer_cpumask);

		cpumask_clear_cpu(cpu, &cpumask);

		if (cpumask_empty(&cpumask))

			/* Can't offline last IUCV enabled cpu. */

			return notifier_from_errno(-EINVAL);

		smp_call_function_single(cpu, iucv_retrieve_cpu, NULL, 1);

		if (cpus_empty(iucv_irq_cpumask))

			smp_call_function_single(first_cpu(iucv_buffer_cpumask),

		if (cpumask_empty(&iucv_irq_cpumask))

			smp_call_function_single(

				cpumask_first(&iucv_buffer_cpumask),

				iucv_allow_cpu, NULL, 1);

		break;

	}
@@ -866,7 +867,7 @@ int iucv_path_accept(struct iucv_path *path, struct iucv_handler *handler, 
	int rc;



	local_bh_disable();

	if (cpus_empty(iucv_buffer_cpumask)) {

	if (cpumask_empty(&iucv_buffer_cpumask)) {

		rc = -EIO;

		goto out;

	}
@@ -915,7 +916,7 @@ int iucv_path_connect(struct iucv_path *path, struct iucv_handler *handler, 


	spin_lock_bh(&iucv_table_lock);

	iucv_cleanup_queue();

	if (cpus_empty(iucv_buffer_cpumask)) {

	if (cpumask_empty(&iucv_buffer_cpumask)) {

		rc = -EIO;

		goto out;

	}
@@ -975,7 +976,7 @@ int iucv_path_quiesce(struct iucv_path *path, u8 userdata[16]) 
	int rc;



	local_bh_disable();

	if (cpus_empty(iucv_buffer_cpumask)) {

	if (cpumask_empty(&iucv_buffer_cpumask)) {

		rc = -EIO;

		goto out;

	}
@@ -1007,7 +1008,7 @@ int iucv_path_resume(struct iucv_path *path, u8 userdata[16]) 
	int rc;



	local_bh_disable();

	if (cpus_empty(iucv_buffer_cpumask)) {

	if (cpumask_empty(&iucv_buffer_cpumask)) {

		rc = -EIO;

		goto out;

	}
@@ -1036,7 +1037,7 @@ int iucv_path_sever(struct iucv_path *path, u8 userdata[16]) 
	int rc;



	preempt_disable();

	if (cpus_empty(iucv_buffer_cpumask)) {

	if (cpumask_empty(&iucv_buffer_cpumask)) {

		rc = -EIO;

		goto out;

	}
@@ -1070,7 +1071,7 @@ int iucv_message_purge(struct iucv_path *path, struct iucv_message *msg, 
	int rc;



	local_bh_disable();

	if (cpus_empty(iucv_buffer_cpumask)) {

	if (cpumask_empty(&iucv_buffer_cpumask)) {

		rc = -EIO;

		goto out;

	}
@@ -1162,7 +1163,7 @@ int __iucv_message_receive(struct iucv_path *path, struct iucv_message *msg, 
	if (msg->flags & IUCV_IPRMDATA)

		return iucv_message_receive_iprmdata(path, msg, flags,

						     buffer, size, residual);

	if (cpus_empty(iucv_buffer_cpumask)) {

	 if (cpumask_empty(&iucv_buffer_cpumask)) {

		rc = -EIO;

		goto out;

	}
@@ -1235,7 +1236,7 @@ int iucv_message_reject(struct iucv_path *path, struct iucv_message *msg) 
	int rc;



	local_bh_disable();

	if (cpus_empty(iucv_buffer_cpumask)) {

	if (cpumask_empty(&iucv_buffer_cpumask)) {

		rc = -EIO;

		goto out;

	}
@@ -1274,7 +1275,7 @@ int iucv_message_reply(struct iucv_path *path, struct iucv_message *msg, 
	int rc;



	local_bh_disable();

	if (cpus_empty(iucv_buffer_cpumask)) {

	if (cpumask_empty(&iucv_buffer_cpumask)) {

		rc = -EIO;

		goto out;

	}
@@ -1324,7 +1325,7 @@ int __iucv_message_send(struct iucv_path *path, struct iucv_message *msg, 
	union iucv_param *parm;

	int rc;



	if (cpus_empty(iucv_buffer_cpumask)) {

	if (cpumask_empty(&iucv_buffer_cpumask)) {

		rc = -EIO;

		goto out;

	}
@@ -1411,7 +1412,7 @@ int iucv_message_send2way(struct iucv_path *path, struct iucv_message *msg, 
	int rc;



	local_bh_disable();

	if (cpus_empty(iucv_buffer_cpumask)) {

	if (cpumask_empty(&iucv_buffer_cpumask)) {

		rc = -EIO;

		goto out;

	}
@@ -1888,7 +1889,7 @@ static int iucv_pm_freeze(struct device *dev) 
	printk(KERN_WARNING "iucv_pm_freeze\n");

#endif

	if (iucv_pm_state != IUCV_PM_FREEZING) {

		for_each_cpu_mask_nr(cpu, iucv_irq_cpumask)

		for_each_cpu(cpu, &iucv_irq_cpumask)

			smp_call_function_single(cpu, iucv_block_cpu_almost,

						 NULL, 1);

		cancel_work_sync(&iucv_work);
@@ -1928,7 +1929,7 @@ static int iucv_pm_thaw(struct device *dev) 
		if (rc)

			goto out;

	}

	if (cpus_empty(iucv_irq_cpumask)) {

	if (cpumask_empty(&iucv_irq_cpumask)) {

		if (iucv_nonsmp_handler)

			/* enable interrupts on one cpu */

			iucv_allow_cpu(NULL);
@@ -1961,7 +1962,7 @@ static int iucv_pm_restore(struct device *dev) 
		pr_warning("Suspending Linux did not completely close all IUCV "

			"connections\n");

	iucv_pm_state = IUCV_PM_RESTORING;

	if (cpus_empty(iucv_irq_cpumask)) {

	if (cpumask_empty(&iucv_irq_cpumask)) {

		rc = iucv_query_maxconn();

		rc = iucv_enable();

		if (rc)

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