diff options
| -rw-r--r-- | include/linux/timekeeping.h | 8 | ||||
| -rw-r--r-- | include/linux/timekeeping32.h | 13 | ||||
| -rw-r--r-- | kernel/time/timekeeping.c | 31 |
3 files changed, 13 insertions, 39 deletions
diff --git a/include/linux/timekeeping.h b/include/linux/timekeeping.h index 588a0e4b1ab9..415dae6bf1f5 100644 --- a/include/linux/timekeeping.h +++ b/include/linux/timekeeping.h @@ -30,15 +30,13 @@ struct timespec64 current_kernel_time64(void); struct timespec64 get_monotonic_coarse64(void); extern void getrawmonotonic64(struct timespec64 *ts); extern void ktime_get_ts64(struct timespec64 *ts); +extern void ktime_get_real_ts64(struct timespec64 *tv); extern time64_t ktime_get_seconds(void); extern time64_t __ktime_get_real_seconds(void); extern time64_t ktime_get_real_seconds(void); -extern int __getnstimeofday64(struct timespec64 *tv); -extern void getnstimeofday64(struct timespec64 *tv); extern void getboottime64(struct timespec64 *ts); -#define ktime_get_real_ts64(ts) getnstimeofday64(ts) /* * ktime_t based interfaces @@ -210,5 +208,9 @@ extern void read_persistent_clock64(struct timespec64 *ts); extern void read_boot_clock64(struct timespec64 *ts); extern int update_persistent_clock64(struct timespec64 now); +/* + * deprecated aliases, don't use in new code + */ +#define getnstimeofday64(ts) ktime_get_real_ts64(ts) #endif diff --git a/include/linux/timekeeping32.h b/include/linux/timekeeping32.h index 4ea45d0df1d4..5abff52d07fd 100644 --- a/include/linux/timekeeping32.h +++ b/include/linux/timekeeping32.h @@ -27,20 +27,11 @@ static inline int do_settimeofday(const struct timespec *ts) return do_settimeofday64(&ts64); } -static inline int __getnstimeofday(struct timespec *ts) -{ - struct timespec64 ts64; - int ret = __getnstimeofday64(&ts64); - - *ts = timespec64_to_timespec(ts64); - return ret; -} - static inline void getnstimeofday(struct timespec *ts) { struct timespec64 ts64; - getnstimeofday64(&ts64); + ktime_get_real_ts64(&ts64); *ts = timespec64_to_timespec(ts64); } @@ -56,7 +47,7 @@ static inline void ktime_get_real_ts(struct timespec *ts) { struct timespec64 ts64; - getnstimeofday64(&ts64); + ktime_get_real_ts64(&ts64); *ts = timespec64_to_timespec(ts64); } diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c index 49cbceef5deb..7bbc7a6e6095 100644 --- a/kernel/time/timekeeping.c +++ b/kernel/time/timekeeping.c @@ -705,18 +705,19 @@ static void timekeeping_forward_now(struct timekeeper *tk) } /** - * __getnstimeofday64 - Returns the time of day in a timespec64. + * ktime_get_real_ts64 - Returns the time of day in a timespec64. * @ts: pointer to the timespec to be set * - * Updates the time of day in the timespec. - * Returns 0 on success, or -ve when suspended (timespec will be undefined). + * Returns the time of day in a timespec64 (WARN if suspended). */ -int __getnstimeofday64(struct timespec64 *ts) +void ktime_get_real_ts64(struct timespec64 *ts) { struct timekeeper *tk = &tk_core.timekeeper; unsigned long seq; u64 nsecs; + WARN_ON(timekeeping_suspended); + do { seq = read_seqcount_begin(&tk_core.seq); @@ -727,28 +728,8 @@ int __getnstimeofday64(struct timespec64 *ts) ts->tv_nsec = 0; timespec64_add_ns(ts, nsecs); - - /* - * Do not bail out early, in case there were callers still using - * the value, even in the face of the WARN_ON. - */ - if (unlikely(timekeeping_suspended)) - return -EAGAIN; - return 0; -} -EXPORT_SYMBOL(__getnstimeofday64); - -/** - * getnstimeofday64 - Returns the time of day in a timespec64. - * @ts: pointer to the timespec64 to be set - * - * Returns the time of day in a timespec64 (WARN if suspended). - */ -void getnstimeofday64(struct timespec64 *ts) -{ - WARN_ON(__getnstimeofday64(ts)); } -EXPORT_SYMBOL(getnstimeofday64); +EXPORT_SYMBOL(ktime_get_real_ts64); ktime_t ktime_get(void) { |