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-rw-r--r--include/linux/clocksource.h19
-rw-r--r--include/linux/hrtimer.h2
-rw-r--r--include/linux/time.h1
-rw-r--r--include/linux/timer.h10
-rw-r--r--include/linux/timex.h5
5 files changed, 29 insertions, 8 deletions
diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h
index 4bca8b60cdf7..5ea3c60c160c 100644
--- a/include/linux/clocksource.h
+++ b/include/linux/clocksource.h
@@ -273,7 +273,6 @@ static inline s64 clocksource_cyc2ns(cycle_t cycles, u32 mult, u32 shift)
}
-/* used to install a new clocksource */
extern int clocksource_register(struct clocksource*);
extern void clocksource_unregister(struct clocksource*);
extern void clocksource_touch_watchdog(void);
@@ -287,6 +286,24 @@ extern void clocksource_mark_unstable(struct clocksource *cs);
extern void
clocks_calc_mult_shift(u32 *mult, u32 *shift, u32 from, u32 to, u32 minsec);
+/*
+ * Don't call __clocksource_register_scale directly, use
+ * clocksource_register_hz/khz
+ */
+extern int
+__clocksource_register_scale(struct clocksource *cs, u32 scale, u32 freq);
+
+static inline int clocksource_register_hz(struct clocksource *cs, u32 hz)
+{
+ return __clocksource_register_scale(cs, 1, hz);
+}
+
+static inline int clocksource_register_khz(struct clocksource *cs, u32 khz)
+{
+ return __clocksource_register_scale(cs, 1000, khz);
+}
+
+
static inline void
clocksource_calc_mult_shift(struct clocksource *cs, u32 freq, u32 minsec)
{
diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h
index 5d86fb2309d2..fd0c1b857d3d 100644
--- a/include/linux/hrtimer.h
+++ b/include/linux/hrtimer.h
@@ -422,6 +422,8 @@ extern void hrtimer_init_sleeper(struct hrtimer_sleeper *sl,
extern int schedule_hrtimeout_range(ktime_t *expires, unsigned long delta,
const enum hrtimer_mode mode);
+extern int schedule_hrtimeout_range_clock(ktime_t *expires,
+ unsigned long delta, const enum hrtimer_mode mode, int clock);
extern int schedule_hrtimeout(ktime_t *expires, const enum hrtimer_mode mode);
/* Soft interrupt function to run the hrtimer queues: */
diff --git a/include/linux/time.h b/include/linux/time.h
index 6e026e45a179..ea3559f0b3f2 100644
--- a/include/linux/time.h
+++ b/include/linux/time.h
@@ -150,7 +150,6 @@ extern struct timespec timespec_trunc(struct timespec t, unsigned gran);
extern int timekeeping_valid_for_hres(void);
extern u64 timekeeping_max_deferment(void);
extern void update_wall_time(void);
-extern void update_xtime_cache(u64 nsec);
extern void timekeeping_leap_insert(int leapsecond);
struct tms;
diff --git a/include/linux/timer.h b/include/linux/timer.h
index a2d1eb6cb3f0..ea965b857a50 100644
--- a/include/linux/timer.h
+++ b/include/linux/timer.h
@@ -10,13 +10,19 @@
struct tvec_base;
struct timer_list {
+ /*
+ * All fields that change during normal runtime grouped to the
+ * same cacheline
+ */
struct list_head entry;
unsigned long expires;
+ struct tvec_base *base;
void (*function)(unsigned long);
unsigned long data;
- struct tvec_base *base;
+ int slack;
+
#ifdef CONFIG_TIMER_STATS
void *start_site;
char start_comm[16];
@@ -165,6 +171,8 @@ extern int mod_timer(struct timer_list *timer, unsigned long expires);
extern int mod_timer_pending(struct timer_list *timer, unsigned long expires);
extern int mod_timer_pinned(struct timer_list *timer, unsigned long expires);
+extern void set_timer_slack(struct timer_list *time, int slack_hz);
+
#define TIMER_NOT_PINNED 0
#define TIMER_PINNED 1
/*
diff --git a/include/linux/timex.h b/include/linux/timex.h
index 7a082b32d8e1..32d852f8cbe4 100644
--- a/include/linux/timex.h
+++ b/include/linux/timex.h
@@ -232,13 +232,11 @@ struct timex {
*/
extern unsigned long tick_usec; /* USER_HZ period (usec) */
extern unsigned long tick_nsec; /* ACTHZ period (nsec) */
-extern int tickadj; /* amount of adjustment per tick */
/*
* phase-lock loop variables
*/
extern int time_status; /* clock synchronization status bits */
-extern long time_adjust; /* The amount of adjtime left */
extern void ntp_init(void);
extern void ntp_clear(void);
@@ -271,9 +269,6 @@ extern void second_overflow(void);
extern void update_ntp_one_tick(void);
extern int do_adjtimex(struct timex *);
-/* Don't use! Compatibility define for existing users. */
-#define tickadj (500/HZ ? : 1)
-
int read_current_timer(unsigned long *timer_val);
/* The clock frequency of the i8253/i8254 PIT */