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sched: always return non-zero timeout ID

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Timeout ID of zero can be now safely used to indicate that the timer is
not running. Remove the extra timer_running variables that were
necessary to track that.
This commit is contained in:
Miroslav Lichvar
2015-11-05 14:29:11 +01:00
parent bdb1650ed8
commit 0076458e9d
7 changed files with 51 additions and 66 deletions
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6
sys_macosx.c
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@@ -294,7 +294,6 @@ get_offset_correction(struct timeval *raw,
/* Cancel systematic drift */
static int drift_removal_running = 0;
static SCH_TimeoutID drift_removal_id;
/* ================================================== */
@@ -414,7 +413,6 @@ SYS_MacOSX_Initialise(void)
drift_removal_id = SCH_AddTimeoutByDelay(drift_removal_interval, drift_removal_timeout, NULL);
drift_removal_running = 1;
}
/* ================================================== */
@@ -422,9 +420,7 @@ SYS_MacOSX_Initialise(void)
void
SYS_MacOSX_Finalise(void)
{
if (drift_removal_running) {
SCH_RemoveTimeout(drift_removal_id);
}
SCH_RemoveTimeout(drift_removal_id);
clock_finalise();
}