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Diffstat (limited to 'arch/s390/appldata/appldata_base.c')
-rw-r--r--arch/s390/appldata/appldata_base.c45
1 files changed, 9 insertions, 36 deletions
diff --git a/arch/s390/appldata/appldata_base.c b/arch/s390/appldata/appldata_base.c
index ad40729bec3d..a7f8979fb925 100644
--- a/arch/s390/appldata/appldata_base.c
+++ b/arch/s390/appldata/appldata_base.c
@@ -5,7 +5,7 @@
* Exports appldata_register_ops() and appldata_unregister_ops() for the
* data gathering modules.
*
- * Copyright (C) 2003,2006 IBM Corporation, IBM Deutschland Entwicklung GmbH.
+ * Copyright IBM Corp. 2003, 2008
*
* Author: Gerald Schaefer <gerald.schaefer@de.ibm.com>
*/
@@ -108,9 +108,6 @@ static LIST_HEAD(appldata_ops_list);
*/
static void appldata_timer_function(unsigned long data)
{
- P_DEBUG(" -= Timer =-\n");
- P_DEBUG("CPU: %i, expire_count: %i\n", smp_processor_id(),
- atomic_read(&appldata_expire_count));
if (atomic_dec_and_test(&appldata_expire_count)) {
atomic_set(&appldata_expire_count, num_online_cpus());
queue_work(appldata_wq, (struct work_struct *) data);
@@ -128,14 +125,11 @@ static void appldata_work_fn(struct work_struct *work)
struct appldata_ops *ops;
int i;
- P_DEBUG(" -= Work Queue =-\n");
i = 0;
get_online_cpus();
spin_lock(&appldata_ops_lock);
list_for_each(lh, &appldata_ops_list) {
ops = list_entry(lh, struct appldata_ops, list);
- P_DEBUG("list_for_each loop: %i) active = %u, name = %s\n",
- ++i, ops->active, ops->name);
if (ops->active == 1) {
ops->callback(ops->data);
}
@@ -209,10 +203,9 @@ __appldata_vtimer_setup(int cmd)
per_cpu(appldata_timer, i).expires = per_cpu_interval;
smp_call_function_single(i, add_virt_timer_periodic,
&per_cpu(appldata_timer, i),
- 0, 1);
+ 1);
}
appldata_timer_active = 1;
- P_INFO("Monitoring timer started.\n");
break;
case APPLDATA_DEL_TIMER:
for_each_online_cpu(i)
@@ -221,7 +214,6 @@ __appldata_vtimer_setup(int cmd)
break;
appldata_timer_active = 0;
atomic_set(&appldata_expire_count, num_online_cpus());
- P_INFO("Monitoring timer stopped.\n");
break;
case APPLDATA_MOD_TIMER:
per_cpu_interval = (u64) (appldata_interval*1000 /
@@ -236,7 +228,7 @@ __appldata_vtimer_setup(int cmd)
args.timer = &per_cpu(appldata_timer, i);
args.expires = per_cpu_interval;
smp_call_function_single(i, __appldata_mod_vtimer_wrap,
- &args, 0, 1);
+ &args, 1);
}
}
}
@@ -313,10 +305,8 @@ appldata_interval_handler(ctl_table *ctl, int write, struct file *filp,
}
interval = 0;
sscanf(buf, "%i", &interval);
- if (interval <= 0) {
- P_ERROR("Timer CPU interval has to be > 0!\n");
+ if (interval <= 0)
return -EINVAL;
- }
get_online_cpus();
spin_lock(&appldata_timer_lock);
@@ -324,9 +314,6 @@ appldata_interval_handler(ctl_table *ctl, int write, struct file *filp,
__appldata_vtimer_setup(APPLDATA_MOD_TIMER);
spin_unlock(&appldata_timer_lock);
put_online_cpus();
-
- P_INFO("Monitoring CPU interval set to %u milliseconds.\n",
- interval);
out:
*lenp = len;
*ppos += len;
@@ -406,23 +393,16 @@ appldata_generic_handler(ctl_table *ctl, int write, struct file *filp,
P_ERROR("START DIAG 0xDC for %s failed, "
"return code: %d\n", ops->name, rc);
module_put(ops->owner);
- } else {
- P_INFO("Monitoring %s data enabled, "
- "DIAG 0xDC started.\n", ops->name);
+ } else
ops->active = 1;
- }
} else if ((buf[0] == '0') && (ops->active == 1)) {
ops->active = 0;
rc = appldata_diag(ops->record_nr, APPLDATA_STOP_REC,
(unsigned long) ops->data, ops->size,
ops->mod_lvl);
- if (rc != 0) {
+ if (rc != 0)
P_ERROR("STOP DIAG 0xDC for %s failed, "
"return code: %d\n", ops->name, rc);
- } else {
- P_INFO("Monitoring %s data disabled, "
- "DIAG 0xDC stopped.\n", ops->name);
- }
module_put(ops->owner);
}
spin_unlock(&appldata_ops_lock);
@@ -468,7 +448,6 @@ int appldata_register_ops(struct appldata_ops *ops)
ops->sysctl_header = register_sysctl_table(ops->ctl_table);
if (!ops->sysctl_header)
goto out;
- P_INFO("%s-ops registered!\n", ops->name);
return 0;
out:
spin_lock(&appldata_ops_lock);
@@ -490,7 +469,6 @@ void appldata_unregister_ops(struct appldata_ops *ops)
spin_unlock(&appldata_ops_lock);
unregister_sysctl_table(ops->sysctl_header);
kfree(ops->ctl_table);
- P_INFO("%s-ops unregistered!\n", ops->name);
}
/********************** module-ops management <END> **************************/
@@ -553,14 +531,9 @@ static int __init appldata_init(void)
{
int i;
- P_DEBUG("sizeof(parameter_list) = %lu\n",
- sizeof(struct appldata_parameter_list));
-
appldata_wq = create_singlethread_workqueue("appldata");
- if (!appldata_wq) {
- P_ERROR("Could not create work queue\n");
+ if (!appldata_wq)
return -ENOMEM;
- }
get_online_cpus();
for_each_online_cpu(i)
@@ -571,8 +544,6 @@ static int __init appldata_init(void)
register_hotcpu_notifier(&appldata_nb);
appldata_sysctl_header = register_sysctl_table(appldata_dir_table);
-
- P_DEBUG("Base interface initialized.\n");
return 0;
}
@@ -584,7 +555,9 @@ EXPORT_SYMBOL_GPL(appldata_register_ops);
EXPORT_SYMBOL_GPL(appldata_unregister_ops);
EXPORT_SYMBOL_GPL(appldata_diag);
+#ifdef CONFIG_SWAP
EXPORT_SYMBOL_GPL(si_swapinfo);
+#endif
EXPORT_SYMBOL_GPL(nr_threads);
EXPORT_SYMBOL_GPL(nr_running);
EXPORT_SYMBOL_GPL(nr_iowait);