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pps: Load timecounter once in pps_capture()

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This ensures that the timecounter and the tc_get_timecount handler belong
together.

Reviewed by: imp
Pull Request: https://github.com/freebsd/freebsd-src/pull/604
This commit is contained in:
Sebastian Huber 2023-02-27 14:49:09 -07:00 committed by Warner Losh
parent d8c70d6dfb
commit cb2a028b15
1 changed files with 3 additions and 1 deletions
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4
sys/kern/kern_tc.c
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@ -1761,6 +1761,7 @@ void
pps_capture(struct pps_state *pps)
{
struct timehands *th;
struct timecounter *tc;
KASSERT(pps != NULL, ("NULL pps pointer in pps_capture"));
th = timehands;
@ -1769,7 +1770,8 @@ pps_capture(struct pps_state *pps)
#ifdef FFCLOCK
pps->capffth = fftimehands;
#endif
pps->capcount = th->th_counter->tc_get_timecount(th->th_counter);
tc = th->th_counter;
pps->capcount = tc->tc_get_timecount(tc);
atomic_thread_fence_acq();
if (pps->capgen != th->th_generation)
pps->capgen = 0;