aboutsummaryrefslogtreecommitdiffstats
path: root/erts/emulator/beam/erl_time_sup.c
diff options
context:
space:
mode:
authorRickard Green <[email protected]>2015-05-05 20:05:00 +0200
committerRickard Green <[email protected]>2015-05-08 17:43:10 +0200
commit9c78f149517dc02457d4c59e90bc9b03d411e28c (patch)
treeea1d7d9f5bc0d58b07324f83535982de22b74646 /erts/emulator/beam/erl_time_sup.c
parent7ba91b64862e29bfd579b04c73e2bccacde6a003 (diff)
downloadotp-9c78f149517dc02457d4c59e90bc9b03d411e28c.tar.gz
otp-9c78f149517dc02457d4c59e90bc9b03d411e28c.tar.bz2
otp-9c78f149517dc02457d4c59e90bc9b03d411e28c.zip
Optimized timer implementation
Diffstat (limited to 'erts/emulator/beam/erl_time_sup.c')
-rw-r--r--erts/emulator/beam/erl_time_sup.c283
1 files changed, 139 insertions, 144 deletions
diff --git a/erts/emulator/beam/erl_time_sup.c b/erts/emulator/beam/erl_time_sup.c
index 9d572c0b0a..1139cb9c97 100644
--- a/erts/emulator/beam/erl_time_sup.c
+++ b/erts/emulator/beam/erl_time_sup.c
@@ -30,6 +30,8 @@
#include "sys.h"
#include "erl_vm.h"
#include "global.h"
+#define ERTS_WANT_TIMER_WHEEL_API
+#include "erl_time.h"
static erts_smp_mtx_t erts_timeofday_mtx;
static erts_smp_mtx_t erts_get_time_mtx;
@@ -57,76 +59,6 @@ static int time_sup_initialized = 0;
static void
schedule_send_time_offset_changed_notifications(ErtsMonotonicTime new_offset);
-/*
- * NOTE! ERTS_MONOTONIC_TIME_START *need* to be a multiple
- * of ERTS_MONOTONIC_TIME_UNIT.
- */
-
-#if ERTS_COMPILE_TIME_MONOTONIC_TIME_UNIT
-
-#ifdef ARCH_32
-/*
- * Want to use a big-num of arity 2 as long as possible (584 years
- * in the nano-second time unit case).
- */
-#define ERTS_MONOTONIC_TIME_START \
- (((((((ErtsMonotonicTime) 1) << 32)-1) \
- / ERTS_MONOTONIC_TIME_UNIT) \
- * ERTS_MONOTONIC_TIME_UNIT) \
- + ERTS_MONOTONIC_TIME_UNIT)
-
-#else /* ARCH_64 */
-
-#if ERTS_COMPILE_TIME_MONOTONIC_TIME_UNIT <= 10*1000*1000
-
-/*
- * Using micro second time unit or lower. Start at zero since
- * time will remain an immediate for a very long time anyway
- * (1827 years in the 10 micro second case)...
- */
-#define ERTS_MONOTONIC_TIME_START ((ErtsMonotonicTime) 0)
-
-#else /* ERTS_COMPILE_TIME_MONOTONIC_TIME_UNIT > 1000*1000 */
-
-/*
- * Want to use an immediate as long as possible (36 years in the
- * nano-second time unit case).
-*/
-#define ERTS_MONOTONIC_TIME_START \
- ((((ErtsMonotonicTime) MIN_SMALL) \
- / ERTS_MONOTONIC_TIME_UNIT) \
- * ERTS_MONOTONIC_TIME_UNIT)
-
-#endif /* ERTS_COMPILE_TIME_MONOTONIC_TIME_UNIT > 1000*1000 */
-
-#endif /* ARCH_64 */
-
-#define ERTS_MONOTONIC_OFFSET_NATIVE \
- (ERTS_MONOTONIC_TIME_START - ERTS_MONOTONIC_TIME_UNIT)
-#define ERTS_MONOTONIC_OFFSET_NSEC \
- ERTS_MONOTONIC_TO_NSEC__(ERTS_MONOTONIC_OFFSET_NATIVE)
-#define ERTS_MONOTONIC_OFFSET_USEC \
- ERTS_MONOTONIC_TO_USEC__(ERTS_MONOTONIC_OFFSET_NATIVE)
-#define ERTS_MONOTONIC_OFFSET_MSEC \
- ERTS_MONOTONIC_TO_MSEC__(ERTS_MONOTONIC_OFFSET_NATIVE)
-#define ERTS_MONOTONIC_OFFSET_SEC \
- ERTS_MONOTONIC_TO_SEC__(ERTS_MONOTONIC_OFFSET_NATIVE)
-
-#else /* ERTS_COMPILE_TIME_MONOTONIC_TIME_UNIT */
-
-/*
- * Initialized in erts_init_time_sup()...
- */
-
-#define ERTS_MONOTONIC_TIME_START (time_sup.r.o.start)
-#define ERTS_MONOTONIC_OFFSET_NATIVE (time_sup.r.o.start_offset.native)
-#define ERTS_MONOTONIC_OFFSET_NSEC (time_sup.r.o.start_offset.nsec)
-#define ERTS_MONOTONIC_OFFSET_USEC (time_sup.r.o.start_offset.usec)
-#define ERTS_MONOTONIC_OFFSET_MSEC (time_sup.r.o.start_offset.msec)
-#define ERTS_MONOTONIC_OFFSET_SEC (time_sup.r.o.start_offset.sec)
-
-#endif /* ERTS_COMPILE_TIME_MONOTONIC_TIME_UNIT */
-
struct time_sup_read_only__ {
ErtsMonotonicTime (*get_time)(void);
int correction;
@@ -146,16 +78,6 @@ struct time_sup_read_only__ {
int os_system_time_locked;
Uint64 os_system_time_resolution;
Uint64 os_system_time_extended;
-#if !ERTS_COMPILE_TIME_MONOTONIC_TIME_UNIT
- ErtsMonotonicTime start;
- struct {
- ErtsMonotonicTime native;
- ErtsMonotonicTime nsec;
- ErtsMonotonicTime usec;
- ErtsMonotonicTime msec;
- ErtsMonotonicTime sec;
- } start_offset;
-#endif
struct {
ErtsMonotonicTime large_diff;
ErtsMonotonicTime small_diff;
@@ -211,7 +133,7 @@ struct time_sup_infrequently_changed__ {
#ifdef ERTS_HAVE_OS_MONOTONIC_TIME_SUPPORT
struct {
erts_smp_rwmtx_t rwmtx;
- ErlTimer timer;
+ ErtsTWheelTimer timer;
ErtsMonotonicCorrectionData cdata;
} parmon;
ErtsMonotonicTime minit;
@@ -273,6 +195,17 @@ get_time_offset(void)
return (ErtsMonotonicTime) erts_smp_atomic64_read_acqb(&time_sup.inf.c.offset);
}
+static ERTS_INLINE void
+update_last_mtime(ErtsSchedulerData *esdp, ErtsMonotonicTime mtime)
+{
+ if (!esdp)
+ esdp = erts_get_scheduler_data();
+ if (esdp) {
+ ASSERT(mtime >= esdp->last_monotonic_time);
+ esdp->last_monotonic_time = mtime;
+ esdp->check_time_reds = 0;
+ }
+}
#ifdef ERTS_HAVE_OS_MONOTONIC_TIME_SUPPORT
@@ -411,15 +344,26 @@ print_correction(int change,
#endif
+static ERTS_INLINE ErtsMonotonicTime
+get_timeout_pos(ErtsMonotonicTime now, ErtsMonotonicTime tmo)
+{
+ ErtsMonotonicTime tpos;
+ tpos = ERTS_MONOTONIC_TO_CLKTCKS(now - 1);
+ tpos += ERTS_MSEC_TO_CLKTCKS(tmo);
+ tpos += 1;
+ return tpos;
+}
+
static void
-check_time_correction(void *idap)
+check_time_correction(void *vesdp)
{
- UWord init_drift_adj = (UWord) idap;
+ int init_drift_adj = !vesdp;
+ ErtsSchedulerData *esdp = (ErtsSchedulerData *) vesdp;
ErtsMonotonicCorrectionData cdata;
ErtsMonotonicCorrection new_correction;
ErtsMonotonicCorrectionInstance *cip;
ErtsMonotonicTime mdiff, sdiff, os_mtime, erl_mtime, os_stime,
- erl_stime, time_offset;
+ erl_stime, time_offset, timeout_pos;
Uint timeout;
int os_drift_corrected = time_sup.r.o.os_corrected_monotonic_time;
int set_new_correction = 0, begin_short_intervals = 0;
@@ -681,6 +625,8 @@ check_time_correction(void *idap)
timeout = ERTS_MONOTONIC_TO_MSEC(ERTS_SHORT_TIME_CORRECTION_CHECK);
}
+ timeout_pos = get_timeout_pos(erl_mtime, timeout);
+
#ifdef ERTS_TIME_CORRECTION_PRINT
print_correction(set_new_correction,
sdiff,
@@ -723,11 +669,15 @@ check_time_correction(void *idap)
erts_smp_rwmtx_rwunlock(&time_sup.inf.c.parmon.rwmtx);
}
- erts_set_timer(&time_sup.inf.c.parmon.timer,
- check_time_correction,
- NULL,
- NULL,
- timeout);
+ if (!esdp)
+ esdp = erts_get_scheduler_data();
+
+ erts_twheel_set_timer(esdp->timer_wheel,
+ &time_sup.inf.c.parmon.timer,
+ check_time_correction,
+ NULL,
+ (void *) esdp,
+ timeout_pos);
}
static ErtsMonotonicTime get_os_corrected_time(void)
@@ -737,10 +687,11 @@ static ErtsMonotonicTime get_os_corrected_time(void)
}
static void
-check_time_offset(void *unused)
+check_time_offset(void *vesdp)
{
+ ErtsSchedulerData *esdp = (ErtsSchedulerData *) vesdp;
ErtsMonotonicTime sdiff, os_mtime, erl_mtime, os_stime,
- erl_stime, time_offset;
+ erl_stime, time_offset, timeout, timeout_pos;
ASSERT(time_sup.r.o.warp_mode == ERTS_MULTI_TIME_WARP_MODE);
@@ -769,15 +720,19 @@ check_time_offset(void *unused)
ERTS_MONOTONIC_TO_NSEC(sdiff));
#endif
- erts_set_timer(&time_sup.inf.c.parmon.timer,
- check_time_offset,
- NULL,
- NULL,
- ERTS_MONOTONIC_TO_MSEC(ERTS_LONG_TIME_CORRECTION_CHECK));
+ timeout = ERTS_MONOTONIC_TO_MSEC(ERTS_LONG_TIME_CORRECTION_CHECK);
+ timeout_pos = get_timeout_pos(erl_mtime, timeout);
+
+ erts_twheel_set_timer(esdp->timer_wheel,
+ &time_sup.inf.c.parmon.timer,
+ check_time_offset,
+ NULL,
+ vesdp,
+ timeout_pos);
}
static void
-init_check_time_correction(void *quick_init_drift)
+init_check_time_correction(void *vesdp)
{
ErtsMonotonicDriftData *ddp;
ErtsMonotonicTime old_mtime, old_stime, mtime, stime, mtime_diff,
@@ -821,7 +776,7 @@ init_check_time_correction(void *quick_init_drift)
ddp->ix = 0;
ddp->dirty_counter = time_sup.r.o.drift_adj.intervals;
- check_time_correction(quick_init_drift);
+ check_time_correction(vesdp);
}
static ErtsMonotonicTime
@@ -850,14 +805,14 @@ finalize_corrected_time_offset(ErtsSystemTime *stimep)
}
static void
-late_init_time_correction(void)
+late_init_time_correction(ErtsSchedulerData *esdp)
{
- Uint timeout;
- Uint quick_init_drift_adj;
+ int quick_init_drift_adj;
void (*check_func)(void *);
+ ErtsMonotonicTime timeout, timeout_pos;
quick_init_drift_adj =
- (Uint) ERTS_MONOTONIC_TO_USEC(time_sup.r.o.drift_adj.error) == 0;
+ ERTS_MONOTONIC_TO_USEC(time_sup.r.o.drift_adj.error) == 0;
if (quick_init_drift_adj)
timeout = ERTS_MONOTONIC_TO_MSEC(ERTS_SHORT_TIME_CORRECTION_CHECK/10);
@@ -866,17 +821,25 @@ late_init_time_correction(void)
if (!time_sup.r.o.os_corrected_monotonic_time)
check_func = init_check_time_correction;
- else if (time_sup.r.o.get_time == get_os_corrected_time)
+ else if (time_sup.r.o.get_time == get_os_corrected_time) {
+ quick_init_drift_adj = 0;
check_func = check_time_offset;
+ }
else
check_func = check_time_correction;
- erts_init_timer(&time_sup.inf.c.parmon.timer);
- erts_set_timer(&time_sup.inf.c.parmon.timer,
- check_func,
- NULL,
- (void *) quick_init_drift_adj,
- timeout);
+ timeout_pos = get_timeout_pos(erts_get_monotonic_time(esdp),
+ timeout);
+
+ erts_twheel_init_timer(&time_sup.inf.c.parmon.timer);
+ erts_twheel_set_timer(esdp->timer_wheel,
+ &time_sup.inf.c.parmon.timer,
+ check_func,
+ NULL,
+ (quick_init_drift_adj
+ ? NULL
+ : esdp),
+ timeout_pos);
}
#endif /* ERTS_HAVE_OS_MONOTONIC_TIME_SUPPORT */
@@ -987,6 +950,8 @@ erts_init_time_sup(int time_correction, ErtsTimeWarpMode time_warp_mode)
ErtsMonotonicTime abs_native_offset, native_offset;
#endif
+ erts_hl_timer_init();
+
ASSERT(ERTS_MONOTONIC_TIME_MIN < ERTS_MONOTONIC_TIME_MAX);
erts_smp_mtx_init(&erts_timeofday_mtx, "timeofday");
@@ -1003,51 +968,55 @@ erts_init_time_sup(int time_correction, ErtsTimeWarpMode time_warp_mode)
#if !ERTS_COMPILE_TIME_MONOTONIC_TIME_UNIT
+ /*
+ * NOTE! erts_time_sup__.r.o.start *need* to be a multiple
+ * of ERTS_MONOTONIC_TIME_UNIT.
+ */
+
#ifdef ARCH_32
- time_sup.r.o.start = ((((ErtsMonotonicTime) 1) << 32)-1);
- time_sup.r.o.start /= ERTS_MONOTONIC_TIME_UNIT;
- time_sup.r.o.start *= ERTS_MONOTONIC_TIME_UNIT;
- time_sup.r.o.start += ERTS_MONOTONIC_TIME_UNIT;
- native_offset = time_sup.r.o.start - ERTS_MONOTONIC_TIME_UNIT;
+ erts_time_sup__.r.o.start = ((((ErtsMonotonicTime) 1) << 32)-1);
+ erts_time_sup__.r.o.start /= ERTS_MONOTONIC_TIME_UNIT;
+ erts_time_sup__.r.o.start *= ERTS_MONOTONIC_TIME_UNIT;
+ erts_time_sup__.r.o.start += ERTS_MONOTONIC_TIME_UNIT;
+ native_offset = erts_time_sup__.r.o.start - ERTS_MONOTONIC_BEGIN;
abs_native_offset = native_offset;
#else /* ARCH_64 */
if (ERTS_MONOTONIC_TIME_UNIT <= 10*1000*1000) {
- time_sup.r.o.start = 0;
- native_offset = -ERTS_MONOTONIC_TIME_UNIT;
- abs_native_offset = ERTS_MONOTONIC_TIME_UNIT;
+ erts_time_sup__.r.o.start = 0;
+ native_offset = -ERTS_MONOTONIC_BEGIN;
+ abs_native_offset = ERTS_MONOTONIC_BEGIN;
}
else {
- time_sup.r.o.start = ((ErtsMonotonicTime) MIN_SMALL);
- time_sup.r.o.start /= ERTS_MONOTONIC_TIME_UNIT;
- time_sup.r.o.start *= ERTS_MONOTONIC_TIME_UNIT;
- native_offset = time_sup.r.o.start - ERTS_MONOTONIC_TIME_UNIT;
+ erts_time_sup__.r.o.start = ((ErtsMonotonicTime) MIN_SMALL);
+ erts_time_sup__.r.o.start /= ERTS_MONOTONIC_TIME_UNIT;
+ erts_time_sup__.r.o.start *= ERTS_MONOTONIC_TIME_UNIT;
+ native_offset = erts_time_sup__.r.o.start - ERTS_MONOTONIC_BEGIN;
abs_native_offset = -1*native_offset;
}
#endif
- time_sup.r.o.start_offset.native = (time_sup.r.o.start
- - ERTS_MONOTONIC_TIME_UNIT);
- time_sup.r.o.start_offset.nsec = (ErtsMonotonicTime)
+ erts_time_sup__.r.o.start_offset.native = native_offset;
+ erts_time_sup__.r.o.start_offset.nsec = (ErtsMonotonicTime)
erts_time_unit_conversion((Uint64) abs_native_offset,
(Uint32) ERTS_MONOTONIC_TIME_UNIT,
(Uint32) 1000*1000*1000);
- time_sup.r.o.start_offset.usec = (ErtsMonotonicTime)
+ erts_time_sup__.r.o.start_offset.usec = (ErtsMonotonicTime)
erts_time_unit_conversion((Uint64) abs_native_offset,
(Uint32) ERTS_MONOTONIC_TIME_UNIT,
(Uint32) 1000*1000);
- time_sup.r.o.start_offset.msec = (ErtsMonotonicTime)
+ erts_time_sup__.r.o.start_offset.msec = (ErtsMonotonicTime)
erts_time_unit_conversion((Uint64) abs_native_offset,
(Uint32) ERTS_MONOTONIC_TIME_UNIT,
(Uint32) 1000);
- time_sup.r.o.start_offset.sec = (ErtsMonotonicTime)
+ erts_time_sup__.r.o.start_offset.sec = (ErtsMonotonicTime)
erts_time_unit_conversion((Uint64) abs_native_offset,
(Uint32) ERTS_MONOTONIC_TIME_UNIT,
(Uint32) 1);
if (native_offset < 0) {
- time_sup.r.o.start_offset.nsec *= -1;
- time_sup.r.o.start_offset.usec *= -1;
- time_sup.r.o.start_offset.msec *= -1;
- time_sup.r.o.start_offset.sec *= -1;
+ erts_time_sup__.r.o.start_offset.nsec *= -1;
+ erts_time_sup__.r.o.start_offset.usec *= -1;
+ erts_time_sup__.r.o.start_offset.msec *= -1;
+ erts_time_sup__.r.o.start_offset.sec *= -1;
}
#endif
@@ -1143,9 +1112,9 @@ erts_init_time_sup(int time_correction, ErtsTimeWarpMode time_warp_mode)
erts_os_times(&time_sup.inf.c.minit,
&time_sup.inf.c.sinit);
time_sup.r.o.moffset = -1*time_sup.inf.c.minit;
- time_sup.r.o.moffset += ERTS_MONOTONIC_TIME_UNIT;
+ time_sup.r.o.moffset += ERTS_MONOTONIC_BEGIN;
offset = time_sup.inf.c.sinit;
- offset -= ERTS_MONOTONIC_TIME_UNIT;
+ offset -= ERTS_MONOTONIC_BEGIN;
init_time_offset(offset);
rwmtx_opts.type = ERTS_SMP_RWMTX_TYPE_EXTREMELY_FREQUENT_READ;
@@ -1160,7 +1129,7 @@ erts_init_time_sup(int time_correction, ErtsTimeWarpMode time_warp_mode)
cdatap->drift.intervals[0].time.mon = time_sup.inf.c.minit;
cdatap->curr.correction.drift = 0;
cdatap->curr.correction.error = 0;
- cdatap->curr.erl_mtime = ERTS_MONOTONIC_TIME_UNIT;
+ cdatap->curr.erl_mtime = ERTS_MONOTONIC_BEGIN;
cdatap->curr.os_mtime = time_sup.inf.c.minit;
cdatap->last_check = time_sup.inf.c.minit;
cdatap->short_check_interval = ERTS_INIT_SHORT_INTERVAL_COUNTER;
@@ -1179,7 +1148,7 @@ erts_init_time_sup(int time_correction, ErtsTimeWarpMode time_warp_mode)
ErtsMonotonicTime stime, offset;
time_sup.r.o.get_time = get_not_corrected_time;
stime = time_sup.inf.c.sinit = erts_os_system_time();
- offset = stime - ERTS_MONOTONIC_TIME_UNIT;
+ offset = stime - ERTS_MONOTONIC_BEGIN;
time_sup.inf.c.not_corrected_moffset = offset;
init_time_offset(offset);
time_sup.f.c.last_not_corrected_time = 0;
@@ -1199,14 +1168,24 @@ erts_init_time_sup(int time_correction, ErtsTimeWarpMode time_warp_mode)
void
erts_late_init_time_sup(void)
{
-#ifdef ERTS_HAVE_OS_MONOTONIC_TIME_SUPPORT
- /* Timer wheel must have beeen initialized */
- if (time_sup.r.o.get_time != get_not_corrected_time)
- late_init_time_correction();
-#endif
erts_late_sys_init_time();
}
+void
+erts_sched_init_time_sup(ErtsSchedulerData *esdp)
+{
+ esdp->timer_wheel = erts_create_timer_wheel(esdp);
+ esdp->next_tmo_ref = erts_get_next_timeout_reference(esdp->timer_wheel);
+ esdp->timer_service = erts_create_timer_service();
+#ifdef ERTS_HAVE_OS_MONOTONIC_TIME_SUPPORT
+ if (esdp->no == 1) {
+ /* A timer wheel to use must have beeen initialized */
+ if (time_sup.r.o.get_time != get_not_corrected_time)
+ late_init_time_correction(esdp);
+ }
+#endif
+}
+
ErtsTimeWarpMode erts_time_warp_mode(void)
{
return time_sup.r.o.warp_mode;
@@ -1349,6 +1328,7 @@ wall_clock_elapsed_time_both(UWord *ms_total, UWord *ms_diff)
erts_smp_mtx_lock(&erts_timeofday_mtx);
now = time_sup.r.o.get_time();
+ update_last_mtime(NULL, now);
elapsed = ERTS_MONOTONIC_TO_MSEC(now);
*ms_total = (UWord) elapsed;
@@ -1737,6 +1717,7 @@ get_now(Uint* megasec, Uint* sec, Uint* microsec)
mtime = time_sup.r.o.get_time();
time_offset = get_time_offset();
+ update_last_mtime(NULL, mtime);
now = ERTS_MONOTONIC_TO_USEC(mtime + time_offset);
erts_smp_mtx_lock(&erts_timeofday_mtx);
@@ -1761,9 +1742,11 @@ get_now(Uint* megasec, Uint* sec, Uint* microsec)
}
ErtsMonotonicTime
-erts_get_monotonic_time(void)
+erts_get_monotonic_time(ErtsSchedulerData *esdp)
{
- return time_sup.r.o.get_time();
+ ErtsMonotonicTime mtime = time_sup.r.o.get_time();
+ update_last_mtime(esdp, mtime);
+ return mtime;
}
void
@@ -1994,7 +1977,13 @@ make_time_val(Process *c_p, ErtsMonotonicTime time_val)
Eterm
erts_get_monotonic_start_time(struct process *c_p)
{
- return make_time_val(c_p, ERTS_MONOTONIC_TIME_START);
+ return make_time_val(c_p, ERTS_MONOTONIC_TIME_START_EXTERNAL);
+}
+
+Eterm
+erts_get_monotonic_end_time(struct process *c_p)
+{
+ return make_time_val(c_p, ERTS_MONOTONIC_TIME_END_EXTERNAL);
}
static Eterm
@@ -2186,13 +2175,16 @@ time_unit_conversion(Process *c_p, Eterm term, ErtsMonotonicTime val, ErtsMonoto
BIF_RETTYPE monotonic_time_0(BIF_ALIST_0)
{
ErtsMonotonicTime mtime = time_sup.r.o.get_time();
+ update_last_mtime(ERTS_PROC_GET_SCHDATA(BIF_P), mtime);
mtime += ERTS_MONOTONIC_OFFSET_NATIVE;
BIF_RET(make_time_val(BIF_P, mtime));
}
BIF_RETTYPE monotonic_time_1(BIF_ALIST_1)
{
- BIF_RET(time_unit_conversion(BIF_P, BIF_ARG_1, time_sup.r.o.get_time(), 1));
+ ErtsMonotonicTime mtime = time_sup.r.o.get_time();
+ update_last_mtime(ERTS_PROC_GET_SCHDATA(BIF_P), mtime);
+ BIF_RET(time_unit_conversion(BIF_P, BIF_ARG_1, mtime, 1));
}
BIF_RETTYPE system_time_0(BIF_ALIST_0)
@@ -2200,6 +2192,7 @@ BIF_RETTYPE system_time_0(BIF_ALIST_0)
ErtsMonotonicTime mtime, offset;
mtime = time_sup.r.o.get_time();
offset = get_time_offset();
+ update_last_mtime(ERTS_PROC_GET_SCHDATA(BIF_P), mtime);
BIF_RET(make_time_val(BIF_P, mtime + offset));
}
@@ -2208,6 +2201,7 @@ BIF_RETTYPE system_time_1(BIF_ALIST_0)
ErtsMonotonicTime mtime, offset;
mtime = time_sup.r.o.get_time();
offset = get_time_offset();
+ update_last_mtime(ERTS_PROC_GET_SCHDATA(BIF_P), mtime);
BIF_RET(time_unit_conversion(BIF_P, BIF_ARG_1, mtime + offset, 0));
}
@@ -2237,6 +2231,7 @@ BIF_RETTYPE timestamp_0(BIF_ALIST_0)
mtime = time_sup.r.o.get_time();
offset = get_time_offset();
+ update_last_mtime(ERTS_PROC_GET_SCHDATA(BIF_P), mtime);
stime = ERTS_MONOTONIC_TO_USEC(mtime + offset);
all_sec = stime / ERTS_MONOTONIC_TIME_MEGA;
mega_sec = (Uint) (stime / ERTS_MONOTONIC_TIME_TERA);