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-rw-r--r--erts/emulator/sys/ose/erl_ose_sys.h2
-rw-r--r--erts/emulator/sys/ose/erl_poll.c69
-rw-r--r--erts/emulator/sys/ose/sys.c4
3 files changed, 57 insertions, 18 deletions
diff --git a/erts/emulator/sys/ose/erl_ose_sys.h b/erts/emulator/sys/ose/erl_ose_sys.h
index cd66d95c26..f6526a4714 100644
--- a/erts/emulator/sys/ose/erl_ose_sys.h
+++ b/erts/emulator/sys/ose/erl_ose_sys.h
@@ -112,6 +112,8 @@ extern clock_t sys_times(SysTimes *buffer);
/* No use in having other resolutions than 1 Ms. */
#define SYS_CLOCK_RESOLUTION 1
+#define erts_isfinite finite
+
#ifdef NO_FPE_SIGNALS
#define erts_get_current_fp_exception() NULL
diff --git a/erts/emulator/sys/ose/erl_poll.c b/erts/emulator/sys/ose/erl_poll.c
index 7d2a3d1e0b..36ee2557e8 100644
--- a/erts/emulator/sys/ose/erl_poll.c
+++ b/erts/emulator/sys/ose/erl_poll.c
@@ -114,7 +114,7 @@ struct ErtsPollSet_ {
Uint item_count;
PROCESS interrupt;
erts_atomic32_t wakeup_state;
- erts_smp_atomic32_t timeout;
+ erts_atomic64_t timeout_time;
#ifdef ERTS_SMP
erts_smp_mtx_t mtx;
#endif
@@ -122,6 +122,26 @@ struct ErtsPollSet_ {
static int max_fds = -1;
+static ERTS_INLINE void
+init_timeout_time(ErtsPollSet ps)
+{
+ erts_atomic64_init_nob(&ps->timeout_time,
+ (erts_aint64_t) ERTS_MONOTONIC_TIME_MAX);
+}
+
+static ERTS_INLINE void
+set_timeout_time(ErtsPollSet ps, ErtsMonotonicTime time)
+{
+ erts_atomic64_set_relb(&ps->timeout_time,
+ (erts_aint64_t) time);
+}
+
+static ERTS_INLINE ErtsMonotonicTime
+get_timeout_time(ErtsPollSet ps)
+{
+ return (ErtsMonotonicTime) erts_atomic64_read_acqb(&ps->timeout_time);
+}
+
#define ERTS_POLL_NOT_WOKEN ((erts_aint32_t) (1 << 0))
#define ERTS_POLL_WOKEN_INTR ((erts_aint32_t) (1 << 1))
#define ERTS_POLL_WOKEN_TIMEDOUT ((erts_aint32_t) (1 << 2))
@@ -386,12 +406,14 @@ void erts_poll_interrupt(ErtsPollSet ps,int set) {
}
-void erts_poll_interrupt_timed(ErtsPollSet ps,int set,erts_short_time_t msec) {
+void erts_poll_interrupt_timed(ErtsPollSet ps,
+ int set,
+ ErtsTimeoutTime timeout_time) {
HARDTRACEF("erts_poll_interrupt_timed called!\n");
if (!set)
reset_interrupt(ps);
- else if (erts_smp_atomic32_read_acqb(&ps->timeout) > (erts_aint32_t) msec)
+ else if (get_timeout_time(ps) > timeout_time)
set_interrupt(ps);
}
@@ -453,12 +475,14 @@ done:
}
int erts_poll_wait(ErtsPollSet ps,
- ErtsPollResFd pr[],
- int *len,
- SysTimeval *utvp) {
+ ErtsPollResFd pr[],
+ int *len,
+ ErtsMonotonicTime timeout_time)
+{
int res = ETIMEDOUT, no_fds, currid = 0;
OSTIME timeout;
union SIGNAL *sig;
+ ErtsMonotonicTime current_time, diff_time, timeout;
// HARDTRACEF("%ux: In erts_poll_wait",ps);
if (ps->interrupt == (PROCESS)0)
ps->interrupt = current_process();
@@ -472,16 +496,29 @@ int erts_poll_wait(ErtsPollSet ps,
*len = 0;
- ASSERT(utvp);
+ /* erts_printf("Entering erts_poll_wait(), timeout_time=%bps\n",
+ timeout_time); */
- /* erts_printf("Entering erts_poll_wait(), timeout=%d\n",
- (int) utvp->tv_sec*1000 + utvp->tv_usec/1000); */
-
- timeout = utvp->tv_sec*1000 + utvp->tv_usec/1000;
+ if (timeout_time == ERTS_POLL_NO_TIMEOUT) {
+ no_timeout:
+ timeout = (OSTIME) 0;
+ save_timeout_time = ERTS_MONOTONIC_TIME_MIN;
+ }
+ else {
+ ErtsMonotonicTime current_time, diff_time;
+ current_time = erts_get_monotonic_time();
+ diff_time = timeout_time - current_time;
+ if (diff_time <= 0)
+ goto no_timeout;
+ diff_time = (ERTS_MONOTONIC_TO_MSEC(diff_time - 1) + 1);
+ if (diff_time > INT_MAX)
+ diff_time = INT_MAX;
+ timeout = (OSTIME) diff_time;
+ save_timeout_time = current_time;
+ save_timeout_time += ERTS_MSEC_TO_MONOTONIC(diff_time);
+ }
- if (timeout > ((time_t) ERTS_AINT32_T_MAX))
- timeout = ERTS_AINT32_T_MAX;
- erts_smp_atomic32_set_relb(&ps->timeout, (erts_aint32_t) timeout);
+ set_timeout_time(ps, save_timeout_time);
while (currid < no_fds) {
if (timeout > 0) {
@@ -627,7 +664,7 @@ int erts_poll_wait(ErtsPollSet ps,
}
erts_atomic32_set_nob(&ps->wakeup_state, ERTS_POLL_NOT_WOKEN);
- erts_smp_atomic32_set_nob(&ps->timeout, ERTS_AINT32_T_MAX);
+ set_timeout_time(ps, ERTS_MONOTONIC_TIME_MAX);
*len = currid;
@@ -690,7 +727,7 @@ ErtsPollSet erts_poll_create_pollset(void)
ps->info = NULL;
ps->interrupt = (PROCESS)0;
erts_atomic32_init_nob(&ps->wakeup_state, ERTS_POLL_NOT_WOKEN);
- erts_smp_atomic32_init_nob(&ps->timeout, ERTS_AINT32_T_MAX);
+ init_timeout_time(ps);
#ifdef ERTS_SMP
erts_smp_mtx_init(&ps->mtx, "pollset");
#endif
diff --git a/erts/emulator/sys/ose/sys.c b/erts/emulator/sys/ose/sys.c
index 5b950a7dae..13a5b71496 100644
--- a/erts/emulator/sys/ose/sys.c
+++ b/erts/emulator/sys/ose/sys.c
@@ -298,9 +298,9 @@ erts_sys_schedule_interrupt(int set)
#ifdef ERTS_SMP
void
-erts_sys_schedule_interrupt_timed(int set, erts_short_time_t msec)
+erts_sys_schedule_interrupt_timed(int set, ErtsMonotonicTime timeout_time)
{
- ERTS_CHK_IO_INTR_TMD(set, msec);
+ ERTS_CHK_IO_INTR_TMD(set, timeout_time);
}
#endif