Fix a divide-by-zero on kern.log_wakeups_per_second tunable.
Submitted by: Christian S.J. Peron <maneo@bsdpro.com> PR: kern/53557
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=116634
@ -101,6 +101,10 @@ logopen(dev_t dev, int flags, int mode, struct thread *td)
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log_open = 1;
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callout_init(&logsoftc.sc_callout, 0);
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fsetown(td->td_proc->p_pid, &logsoftc.sc_sigio); /* signal process only */
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if (log_wakeups_per_second < 1) {
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printf("syslog wakeup is less than one. Adjusting to 1.\n");
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log_wakeups_per_second = 1;
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}
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callout_reset(&logsoftc.sc_callout, hz / log_wakeups_per_second,
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logtimeout, NULL);
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return (0);
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@ -183,6 +187,10 @@ logtimeout(void *arg)
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if (!log_open)
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return;
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if (log_wakeups_per_second < 1) {
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printf("syslog wakeup is less than one. Adjusting to 1.\n");
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log_wakeups_per_second = 1;
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}
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if (msgbuftrigger == 0) {
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callout_reset(&logsoftc.sc_callout,
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hz / log_wakeups_per_second, logtimeout, NULL);
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