diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2018-12-07 13:41:02 +0100 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2018-12-18 16:13:05 +0100 |
| commit | 437e78d3fd6d35e6d56230962e6d03bb5dcda7f6 (patch) | |
| tree | f9f3884d077e344326bfc26d2c894984beb92d60 /kernel/time/time.c | |
| parent | 926617889dc8383a120c66a2ecf7959a69f96950 (diff) | |
timekeeping: remove timespec_add/timespec_del
The last users were removed a while ago since everyone moved to ktime_t,
so we can remove the two unused interfaces for old timespec structures.
With those two gone, set_normalized_timespec() is also unused, so
remove that as well.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: John Stultz <john.stultz@linaro.org>
Diffstat (limited to 'kernel/time/time.c')
| -rw-r--r-- | kernel/time/time.c | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/kernel/time/time.c b/kernel/time/time.c index ad204cf6d001..532bb560252d 100644 --- a/kernel/time/time.c +++ b/kernel/time/time.c @@ -387,42 +387,6 @@ time64_t mktime64(const unsigned int year0, const unsigned int mon0, EXPORT_SYMBOL(mktime64); /** - * set_normalized_timespec - set timespec sec and nsec parts and normalize - * - * @ts: pointer to timespec variable to be set - * @sec: seconds to set - * @nsec: nanoseconds to set - * - * Set seconds and nanoseconds field of a timespec variable and - * normalize to the timespec storage format - * - * Note: The tv_nsec part is always in the range of - * 0 <= tv_nsec < NSEC_PER_SEC - * For negative values only the tv_sec field is negative ! - */ -void set_normalized_timespec(struct timespec *ts, time_t sec, s64 nsec) -{ - while (nsec >= NSEC_PER_SEC) { - /* - * The following asm() prevents the compiler from - * optimising this loop into a modulo operation. See - * also __iter_div_u64_rem() in include/linux/time.h - */ - asm("" : "+rm"(nsec)); - nsec -= NSEC_PER_SEC; - ++sec; - } - while (nsec < 0) { - asm("" : "+rm"(nsec)); - nsec += NSEC_PER_SEC; - --sec; - } - ts->tv_sec = sec; - ts->tv_nsec = nsec; -} -EXPORT_SYMBOL(set_normalized_timespec); - -/** * ns_to_timespec - Convert nanoseconds to timespec * @nsec: the nanoseconds value to be converted * |