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-rw-r--r--kernel/time/clockevents.c69
1 files changed, 0 insertions, 69 deletions
diff --git a/kernel/time/clockevents.c b/kernel/time/clockevents.c
index 67932ea78c17..76212b2a99de 100644
--- a/kernel/time/clockevents.c
+++ b/kernel/time/clockevents.c
@@ -274,72 +274,3 @@ void clockevents_notify(unsigned long reason, void *arg)
274} 274}
275EXPORT_SYMBOL_GPL(clockevents_notify); 275EXPORT_SYMBOL_GPL(clockevents_notify);
276 276
277#ifdef CONFIG_SYSFS
278
279/**
280 * clockevents_show_registered - sysfs interface for listing clockevents
281 * @dev: unused
282 * @buf: char buffer to be filled with clock events list
283 *
284 * Provides sysfs interface for listing registered clock event devices
285 */
286static ssize_t clockevents_show_registered(struct sys_device *dev, char *buf)
287{
288 struct list_head *tmp;
289 char *p = buf;
290 int cpu;
291
292 spin_lock(&clockevents_lock);
293
294 list_for_each(tmp, &clockevent_devices) {
295 struct clock_event_device *ce;
296
297 ce = list_entry(tmp, struct clock_event_device, list);
298 p += sprintf(p, "%-20s F:%04x M:%d", ce->name,
299 ce->features, ce->mode);
300 p += sprintf(p, " C:");
301 if (!cpus_equal(ce->cpumask, cpu_possible_map)) {
302 for_each_cpu_mask(cpu, ce->cpumask)
303 p += sprintf(p, " %d", cpu);
304 } else {
305 /*
306 * FIXME: Add the cpu which is handling this sucker
307 */
308 }
309 p += sprintf(p, "\n");
310 }
311
312 spin_unlock(&clockevents_lock);
313
314 return p - buf;
315}
316
317/*
318 * Sysfs setup bits:
319 */
320static SYSDEV_ATTR(registered, 0600,
321 clockevents_show_registered, NULL);
322
323static struct sysdev_class clockevents_sysclass = {
324 set_kset_name("clockevents"),
325};
326
327static struct sys_device clockevents_sys_device = {
328 .id = 0,
329 .cls = &clockevents_sysclass,
330};
331
332static int __init clockevents_sysfs_init(void)
333{
334 int error = sysdev_class_register(&clockevents_sysclass);
335
336 if (!error)
337 error = sysdev_register(&clockevents_sys_device);
338 if (!error)
339 error = sysdev_create_file(
340 &clockevents_sys_device,
341 &attr_registered);
342 return error;
343}
344device_initcall(clockevents_sysfs_init);
345#endif