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time: Expose get_monotonic_coarse64() for in-kernel uses

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Adds a timespec64 based get_monotonic_coarse64() implementation
that can be used as we convert internal users of
get_monotonic_coarse away from using timespecs.

Signed-off-by: John Stultz <john.stultz@linaro.org>
This commit is contained in:
John Stultz 2014-11-07 11:20:40 -08:00
parent cdba2ec538
commit 334334b5f5
2 changed files with 12 additions and 3 deletions
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11
include/linux/timekeeping.h
View File

@ -25,7 +25,7 @@ struct timespec __current_kernel_time(void);
/* /*
* timespec based interfaces * timespec based interfaces
*/ */
struct timespec get_monotonic_coarse(void); struct timespec64 get_monotonic_coarse64(void);
extern void getrawmonotonic64(struct timespec64 *ts); extern void getrawmonotonic64(struct timespec64 *ts);
extern void ktime_get_ts64(struct timespec64 *ts); extern void ktime_get_ts64(struct timespec64 *ts);
@ -66,6 +66,10 @@ static inline void getrawmonotonic(struct timespec *ts)
getrawmonotonic64(ts); getrawmonotonic64(ts);
} }
static inline struct timespec get_monotonic_coarse(void)
{
return get_monotonic_coarse64();
}
#else #else
/** /**
* Deprecated. Use do_settimeofday64(). * Deprecated. Use do_settimeofday64().
@ -118,6 +122,11 @@ static inline void getrawmonotonic(struct timespec *ts)
getrawmonotonic64(&ts64); getrawmonotonic64(&ts64);
*ts = timespec64_to_timespec(ts64); *ts = timespec64_to_timespec(ts64);
} }
static inline struct timespec get_monotonic_coarse(void)
{
return timespec64_to_timespec(get_monotonic_coarse64());
}
#endif #endif
extern void getboottime(struct timespec *ts); extern void getboottime(struct timespec *ts);

4
kernel/time/timekeeping.c
View File

@ -1651,7 +1651,7 @@ struct timespec current_kernel_time(void)
} }
EXPORT_SYMBOL(current_kernel_time); EXPORT_SYMBOL(current_kernel_time);
struct timespec get_monotonic_coarse(void) struct timespec64 get_monotonic_coarse64(void)
{ {
struct timekeeper *tk = &tk_core.timekeeper; struct timekeeper *tk = &tk_core.timekeeper;
struct timespec64 now, mono; struct timespec64 now, mono;
@ -1667,7 +1667,7 @@ struct timespec get_monotonic_coarse(void)
set_normalized_timespec64(&now, now.tv_sec + mono.tv_sec, set_normalized_timespec64(&now, now.tv_sec + mono.tv_sec,
now.tv_nsec + mono.tv_nsec); now.tv_nsec + mono.tv_nsec);
return timespec64_to_timespec(now); return now;
} }
/* /*