From 2e85f9325a797977eea9dfea0a925775ddd211d9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Feb 2021 12:49:00 +0100 Subject: Merging upstream version 1.29.0. Signed-off-by: Daniel Baumann --- libnetdata/clocks/clocks.c | 33 ++++++++++++++++++++++++++++----- 1 file changed, 28 insertions(+), 5 deletions(-) (limited to 'libnetdata/clocks/clocks.c') diff --git a/libnetdata/clocks/clocks.c b/libnetdata/clocks/clocks.c index 161225a9b..4ec5fa98b 100644 --- a/libnetdata/clocks/clocks.c +++ b/libnetdata/clocks/clocks.c @@ -3,6 +3,7 @@ #include "../libnetdata.h" static int clock_boottime_valid = 1; +static int clock_monotonic_coarse_valid = 1; #ifndef HAVE_CLOCK_GETTIME inline int clock_gettime(clockid_t clk_id, struct timespec *ts) { @@ -23,6 +24,12 @@ void test_clock_boottime(void) { clock_boottime_valid = 0; } +void test_clock_monotonic_coarse(void) { + struct timespec ts; + if(clock_gettime(CLOCK_MONOTONIC_COARSE, &ts) == -1 && errno == EINVAL) + clock_monotonic_coarse_valid = 0; +} + static inline time_t now_sec(clockid_t clk_id) { struct timespec ts; if(unlikely(clock_gettime(clk_id, &ts) == -1)) { @@ -69,27 +76,43 @@ inline int now_realtime_timeval(struct timeval *tv) { } inline time_t now_monotonic_sec(void) { - return now_sec(CLOCK_MONOTONIC); + return now_sec(likely(clock_monotonic_coarse_valid) ? CLOCK_MONOTONIC_COARSE : CLOCK_MONOTONIC); } inline usec_t now_monotonic_usec(void) { - return now_usec(CLOCK_MONOTONIC); + return now_usec(likely(clock_monotonic_coarse_valid) ? CLOCK_MONOTONIC_COARSE : CLOCK_MONOTONIC); } inline int now_monotonic_timeval(struct timeval *tv) { + return now_timeval(likely(clock_monotonic_coarse_valid) ? CLOCK_MONOTONIC_COARSE : CLOCK_MONOTONIC, tv); +} + +inline time_t now_monotonic_high_precision_sec(void) { + return now_sec(CLOCK_MONOTONIC); +} + +inline usec_t now_monotonic_high_precision_usec(void) { + return now_usec(CLOCK_MONOTONIC); +} + +inline int now_monotonic_high_precision_timeval(struct timeval *tv) { return now_timeval(CLOCK_MONOTONIC, tv); } inline time_t now_boottime_sec(void) { - return now_sec(likely(clock_boottime_valid) ? CLOCK_BOOTTIME : CLOCK_MONOTONIC); + return now_sec(likely(clock_boottime_valid) ? CLOCK_BOOTTIME : + likely(clock_monotonic_coarse_valid) ? CLOCK_MONOTONIC_COARSE : CLOCK_MONOTONIC); } inline usec_t now_boottime_usec(void) { - return now_usec(likely(clock_boottime_valid) ? CLOCK_BOOTTIME : CLOCK_MONOTONIC); + return now_usec(likely(clock_boottime_valid) ? CLOCK_BOOTTIME : + likely(clock_monotonic_coarse_valid) ? CLOCK_MONOTONIC_COARSE : CLOCK_MONOTONIC); } inline int now_boottime_timeval(struct timeval *tv) { - return now_timeval(likely(clock_boottime_valid) ? CLOCK_BOOTTIME : CLOCK_MONOTONIC, tv); + return now_timeval(likely(clock_boottime_valid) ? CLOCK_BOOTTIME : + likely(clock_monotonic_coarse_valid) ? CLOCK_MONOTONIC_COARSE : CLOCK_MONOTONIC, + tv); } inline usec_t timeval_usec(struct timeval *tv) { -- cgit v1.2.3