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Add KTR_INTR tracepoints for when clock interrupts are triggered.

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This commit is contained in:
John Baldwin 2001-08-03 20:54:41 +00:00
parent 2a21da3022
commit c9c1406f76
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=81117
1 changed files with 2 additions and 0 deletions
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2
sys/kern/kern_clock.c
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@ -192,6 +192,7 @@ hardclock(frame)
{
int need_softclock = 0;
CTR0(KTR_INTR, "hardclock fired");
mtx_lock_spin(&sched_lock);
hardclock_process(curproc, CLKF_USERMODE(frame));
mtx_unlock_spin(&sched_lock);
@ -445,6 +446,7 @@ statclock(frame)
register struct clockframe *frame;
{
CTR0(KTR_INTR, "statclock fired");
mtx_lock_spin(&sched_lock);
if (--pscnt == 0)
pscnt = psdiv;