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>
This commit is contained in:
Matthias Kaehlcke 2007-10-18 23:39:58 -07:00 committed by Linus Torvalds
parent 03ff17979c
commit 2e1975868a
1 changed files with 7 additions and 15 deletions

View File

@ -207,15 +207,12 @@ static inline void clocksource_resume_watchdog(void) { }
*/
void clocksource_resume(void)
{
struct list_head *tmp;
struct clocksource *cs;
unsigned long flags;
spin_lock_irqsave(&clocksource_lock, flags);
list_for_each(tmp, &clocksource_list) {
struct clocksource *cs;
cs = list_entry(tmp, struct clocksource, list);
list_for_each_entry(cs, &clocksource_list, list) {
if (cs->resume)
cs->resume();
}
@ -369,7 +366,6 @@ static ssize_t sysfs_override_clocksource(struct sys_device *dev,
const char *buf, size_t count)
{
struct clocksource *ovr = NULL;
struct list_head *tmp;
size_t ret = count;
int len;
@ -389,12 +385,11 @@ static ssize_t sysfs_override_clocksource(struct sys_device *dev,
len = strlen(override_name);
if (len) {
struct clocksource *cs;
ovr = clocksource_override;
/* try to select it: */
list_for_each(tmp, &clocksource_list) {
struct clocksource *cs;
cs = list_entry(tmp, struct clocksource, list);
list_for_each_entry(cs, &clocksource_list, list) {
if (strlen(cs->name) == len &&
!strcmp(cs->name, override_name))
ovr = cs;
@ -422,14 +417,11 @@ static ssize_t sysfs_override_clocksource(struct sys_device *dev,
static ssize_t
sysfs_show_available_clocksources(struct sys_device *dev, char *buf)
{
struct list_head *tmp;
struct clocksource *src;
char *curr = buf;
spin_lock_irq(&clocksource_lock);
list_for_each(tmp, &clocksource_list) {
struct clocksource *src;
src = list_entry(tmp, struct clocksource, list);
list_for_each_entry(src, &clocksource_list, list) {
curr += sprintf(curr, "%s ", src->name);
}
spin_unlock_irq(&clocksource_lock);