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syslogd gets kernel log messages only once every 30 seconds or

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at the top of the minute, whichever comes first.  It seems
logtimeout() is only called once after the kernel log is opened
and then never again after that.  So I guess syslogd only gets
kernel log messages by virtue of syncer(4)'s flushes ...?

PR:		27361
Submitted by:	pkern@utcc.utoronto.ca
MFC after:	1 week
This commit is contained in:
Poul-Henning Kamp 2001-05-23 19:02:50 +00:00
parent ea63a39cef
commit 4787f91d6b
1 changed files with 7 additions and 4 deletions
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11
sys/kern/subr_log.c
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@ -115,8 +115,8 @@ static int
logclose(dev_t dev, int flag, int mode, struct proc *p)
{
callout_stop(&logsoftc.sc_callout);
log_open = 0;
callout_stop(&logsoftc.sc_callout);
logsoftc.sc_state = 0;
funsetown(logsoftc.sc_sigio);
return (0);
@ -188,11 +188,14 @@ static void
logtimeout(void *arg)
{
if (msgbuftrigger == 0)
return;
msgbuftrigger = 0;
if (!log_open)
return;
if (msgbuftrigger == 0) {
callout_reset(&logsoftc.sc_callout,
hz / log_wakeups_per_second, logtimeout, NULL);
return;
}
msgbuftrigger = 0;
selwakeup(&logsoftc.sc_selp);
if ((logsoftc.sc_state & LOG_ASYNC) && logsoftc.sc_sigio != NULL)
pgsigio(logsoftc.sc_sigio, SIGIO, 0);