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authorMatthias Kaehlcke <matthias.kaehlcke@gmail.com>2007-10-19 02:39:58 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-19 14:53:38 -0400
commit2e1975868ac9d41211fcaa6f2c5e44c4e7ff9e5b (patch)
treefdf1304a9bcd092c63df6423327f33fcf5c3d44b /kernel
parent03ff17979c58a0b63b0fe30a373f41b719731bd2 (diff)
kernel/time/clocksource.c: Use list_for_each_entry instead of list_for_each
kernel/time/clocksource.c: Convert list_for_each to list_for_each_entry in clocksource_resume(), sysfs_override_clocksource() and show_available_clocksources() Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com> Acked-by: Thomas Gleixner <tglx@linutronix.de> Cc: john stultz <johnstul@us.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/time/clocksource.c22
1 files changed, 7 insertions, 15 deletions
diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index 51b6a6a6158c..c8a9d13874df 100644
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -207,15 +207,12 @@ static inline void clocksource_resume_watchdog(void) { }
207 */ 207 */
208void clocksource_resume(void) 208void clocksource_resume(void)
209{ 209{
210 struct list_head *tmp; 210 struct clocksource *cs;
211 unsigned long flags; 211 unsigned long flags;
212 212
213 spin_lock_irqsave(&clocksource_lock, flags); 213 spin_lock_irqsave(&clocksource_lock, flags);
214 214
215 list_for_each(tmp, &clocksource_list) { 215 list_for_each_entry(cs, &clocksource_list, list) {
216 struct clocksource *cs;
217
218 cs = list_entry(tmp, struct clocksource, list);
219 if (cs->resume) 216 if (cs->resume)
220 cs->resume(); 217 cs->resume();
221 } 218 }
@@ -369,7 +366,6 @@ static ssize_t sysfs_override_clocksource(struct sys_device *dev,
369 const char *buf, size_t count) 366 const char *buf, size_t count)
370{ 367{
371 struct clocksource *ovr = NULL; 368 struct clocksource *ovr = NULL;
372 struct list_head *tmp;
373 size_t ret = count; 369 size_t ret = count;
374 int len; 370 int len;
375 371
@@ -389,12 +385,11 @@ static ssize_t sysfs_override_clocksource(struct sys_device *dev,
389 385
390 len = strlen(override_name); 386 len = strlen(override_name);
391 if (len) { 387 if (len) {
388 struct clocksource *cs;
389
392 ovr = clocksource_override; 390 ovr = clocksource_override;
393 /* try to select it: */ 391 /* try to select it: */
394 list_for_each(tmp, &clocksource_list) { 392 list_for_each_entry(cs, &clocksource_list, list) {
395 struct clocksource *cs;
396
397 cs = list_entry(tmp, struct clocksource, list);
398 if (strlen(cs->name) == len && 393 if (strlen(cs->name) == len &&
399 !strcmp(cs->name, override_name)) 394 !strcmp(cs->name, override_name))
400 ovr = cs; 395 ovr = cs;
@@ -422,14 +417,11 @@ static ssize_t sysfs_override_clocksource(struct sys_device *dev,
422static ssize_t 417static ssize_t
423sysfs_show_available_clocksources(struct sys_device *dev, char *buf) 418sysfs_show_available_clocksources(struct sys_device *dev, char *buf)
424{ 419{
425 struct list_head *tmp; 420 struct clocksource *src;
426 char *curr = buf; 421 char *curr = buf;
427 422
428 spin_lock_irq(&clocksource_lock); 423 spin_lock_irq(&clocksource_lock);
429 list_for_each(tmp, &clocksource_list) { 424 list_for_each_entry(src, &clocksource_list, list) {
430 struct clocksource *src;
431
432 src = list_entry(tmp, struct clocksource, list);
433 curr += sprintf(curr, "%s ", src->name); 425 curr += sprintf(curr, "%s ", src->name);
434 } 426 }
435 spin_unlock_irq(&clocksource_lock); 427 spin_unlock_irq(&clocksource_lock);