提交 f5f1a24a 编写于 作者: D Daniel Walker 提交者: Linus Torvalds

[PATCH] clocksource: small cleanup

Mostly changing alignment.  Just some general cleanup.

[akpm@osdl.org: build fix]
Signed-off-by: NDaniel Walker <dwalker@mvista.com>
Acked-by: NJohn Stultz <johnstul@us.ibm.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
上级 2b013700
......@@ -77,11 +77,11 @@ static struct clocksource clocksource_acpi_pm = {
#ifdef CONFIG_PCI
static int acpi_pm_good;
static int __devinitdata acpi_pm_good;
static int __init acpi_pm_good_setup(char *__str)
{
acpi_pm_good = 1;
return 1;
acpi_pm_good = 1;
return 1;
}
__setup("acpi_pm_good", acpi_pm_good_setup);
......
......@@ -159,7 +159,7 @@ static inline s64 cyc2ns(struct clocksource *cs, cycle_t cycles)
* Unless you're the timekeeping code, you should not be using this!
*/
static inline void clocksource_calculate_interval(struct clocksource *c,
unsigned long length_nsec)
unsigned long length_nsec)
{
u64 tmp;
......
......@@ -156,7 +156,7 @@ int clocksource_register(struct clocksource *c)
/* check if clocksource is already registered */
if (is_registered_source(c)) {
printk("register_clocksource: Cannot register %s. "
"Already registered!", c->name);
"Already registered!", c->name);
ret = -EBUSY;
} else {
/* register it */
......@@ -276,10 +276,10 @@ sysfs_show_available_clocksources(struct sys_device *dev, char *buf)
* Sysfs setup bits:
*/
static SYSDEV_ATTR(current_clocksource, 0600, sysfs_show_current_clocksources,
sysfs_override_clocksource);
sysfs_override_clocksource);
static SYSDEV_ATTR(available_clocksource, 0600,
sysfs_show_available_clocksources, NULL);
sysfs_show_available_clocksources, NULL);
static struct sysdev_class clocksource_sysclass = {
set_kset_name("clocksource"),
......
......@@ -846,7 +846,7 @@ static int change_clocksource(void)
clock = new;
clock->cycle_last = now;
printk(KERN_INFO "Time: %s clocksource has been installed.\n",
clock->name);
clock->name);
return 1;
} else if (clock->update_callback) {
return clock->update_callback();
......@@ -854,7 +854,10 @@ static int change_clocksource(void)
return 0;
}
#else
#define change_clocksource() (0)
static inline int change_clocksource(void)
{
return 0;
}
#endif
/**
......@@ -952,7 +955,8 @@ device_initcall(timekeeping_init_device);
* If the error is already larger, we look ahead even further
* to compensate for late or lost adjustments.
*/
static __always_inline int clocksource_bigadjust(s64 error, s64 *interval, s64 *offset)
static __always_inline int clocksource_bigadjust(s64 error, s64 *interval,
s64 *offset)
{
s64 tick_error, i;
u32 look_ahead, adj;
......@@ -976,7 +980,8 @@ static __always_inline int clocksource_bigadjust(s64 error, s64 *interval, s64 *
* Now calculate the error in (1 << look_ahead) ticks, but first
* remove the single look ahead already included in the error.
*/
tick_error = current_tick_length() >> (TICK_LENGTH_SHIFT - clock->shift + 1);
tick_error = current_tick_length() >>
(TICK_LENGTH_SHIFT - clock->shift + 1);
tick_error -= clock->xtime_interval >> 1;
error = ((error - tick_error) >> look_ahead) + tick_error;
......@@ -1028,7 +1033,8 @@ static void clocksource_adjust(struct clocksource *clock, s64 offset)
clock->mult += adj;
clock->xtime_interval += interval;
clock->xtime_nsec -= offset;
clock->error -= (interval - offset) << (TICK_LENGTH_SHIFT - clock->shift);
clock->error -= (interval - offset) <<
(TICK_LENGTH_SHIFT - clock->shift);
}
/**
......
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