diff options
| author | John Stultz <john.stultz@linaro.org> | 2011-02-14 18:43:08 -0800 |
|---|---|---|
| committer | John Stultz <john.stultz@linaro.org> | 2011-02-21 12:53:07 -0800 |
| commit | 314ac37150011ebb398f522db528d2dbcc611189 (patch) | |
| tree | 0731fced7713d3889bd783577673068a6bc93796 | |
| parent | abb3a4ea2e0ea7114a4475745da2f32bd9ad5b73 (diff) | |
time: Extend get_xtime_and_monotonic_offset() to also return sleep
Extend get_xtime_and_monotonic_offset to
get_xtime_and_monotonic_and_sleep_offset().
CC: Jamie Lokier <jamie@shareable.org>
CC: Thomas Gleixner <tglx@linutronix.de>
CC: Alexander Shishkin <virtuoso@slind.org>
CC: Arve Hjønnevåg <arve@android.com>
Signed-off-by: John Stultz <john.stultz@linaro.org>
| -rw-r--r-- | include/linux/time.h | 3 | ||||
| -rw-r--r-- | kernel/hrtimer.c | 9 | ||||
| -rw-r--r-- | kernel/time/timekeeping.c | 8 |
3 files changed, 13 insertions, 7 deletions
diff --git a/include/linux/time.h b/include/linux/time.h index fa39150cb816..02d48fb30b41 100644 --- a/include/linux/time.h +++ b/include/linux/time.h @@ -124,7 +124,8 @@ unsigned long get_seconds(void); struct timespec current_kernel_time(void); struct timespec __current_kernel_time(void); /* does not take xtime_lock */ struct timespec get_monotonic_coarse(void); -void get_xtime_and_monotonic_offset(struct timespec *xtim, struct timespec *wtom); +void get_xtime_and_monotonic_and_sleep_offset(struct timespec *xtim, + struct timespec *wtom, struct timespec *sleep); #define CURRENT_TIME (current_kernel_time()) #define CURRENT_TIME_SEC ((struct timespec) { get_seconds(), 0 }) diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c index ca99e2454600..e8bf3ad99063 100644 --- a/kernel/hrtimer.c +++ b/kernel/hrtimer.c @@ -91,9 +91,9 @@ static inline int hrtimer_clockid_to_base(clockid_t clock_id) static void hrtimer_get_softirq_time(struct hrtimer_cpu_base *base) { ktime_t xtim, tomono; - struct timespec xts, tom; + struct timespec xts, tom, slp; - get_xtime_and_monotonic_offset(&xts, &tom); + get_xtime_and_monotonic_and_sleep_offset(&xts, &tom, &slp); xtim = timespec_to_ktime(xts); tomono = timespec_to_ktime(tom); @@ -614,12 +614,13 @@ static int hrtimer_reprogram(struct hrtimer *timer, static void retrigger_next_event(void *arg) { struct hrtimer_cpu_base *base; - struct timespec realtime_offset, wtm; + struct timespec realtime_offset, wtm, sleep; if (!hrtimer_hres_active()) return; - get_xtime_and_monotonic_offset(&realtime_offset, &wtm); + get_xtime_and_monotonic_and_sleep_offset(&realtime_offset, &wtm, + &sleep); set_normalized_timespec(&realtime_offset, -wtm.tv_sec, -wtm.tv_nsec); base = &__get_cpu_var(hrtimer_bases); diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c index 5fbd9aa7df95..3bd7e3d5c632 100644 --- a/kernel/time/timekeeping.c +++ b/kernel/time/timekeeping.c @@ -1040,11 +1040,14 @@ void do_timer(unsigned long ticks) } /** - * get_xtime_and_monotonic_offset() - get xtime and wall_to_monotonic + * get_xtime_and_monotonic_and_sleep_offset() - get xtime, wall_to_monotonic, + * and sleep offsets. * @xtim: pointer to timespec to be set with xtime * @wtom: pointer to timespec to be set with wall_to_monotonic + * @sleep: pointer to timespec to be set with time in suspend */ -void get_xtime_and_monotonic_offset(struct timespec *xtim, struct timespec *wtom) +void get_xtime_and_monotonic_and_sleep_offset(struct timespec *xtim, + struct timespec *wtom, struct timespec *sleep) { unsigned long seq; @@ -1052,6 +1055,7 @@ void get_xtime_and_monotonic_offset(struct timespec *xtim, struct timespec *wtom seq = read_seqbegin(&xtime_lock); *xtim = xtime; *wtom = wall_to_monotonic; + *sleep = total_sleep_time; } while (read_seqretry(&xtime_lock, seq)); } |