diff options
| author |   guenther <guenther@openbsd.org> | 2012-03-23 15:51:25 +0000 |
|---|---|---|
| committer | guenther <guenther@openbsd.org> | 2012-03-23 15:51:25 +0000 |
| commit | 8f15e6a4ddcf78e1c1320bc27380937fb93b1657 (patch) | |
| tree | 6054f67bdb157eefd93c058e5b63bde14012ea3b /sys/kern/sched_bsd.c | |
| parent | rollback r1.76 since it may break some tools (diff) | |
| download | wireguard-openbsd-8f15e6a4ddcf78e1c1320bc27380937fb93b1657.tar.xz wireguard-openbsd-8f15e6a4ddcf78e1c1320bc27380937fb93b1657.zip | |
Make rusage totals, itimers, and profile settings per-process instead
of per-rthread. Handling of per-thread tick and runtime counters
inspired by how FreeBSD does it.
ok kettenis@
Diffstat (limited to 'sys/kern/sched_bsd.c')
| -rw-r--r-- | sys/kern/sched_bsd.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/sys/kern/sched_bsd.c b/sys/kern/sched_bsd.c index 6fb2772e5ce..1bc1034ae22 100644 --- a/sys/kern/sched_bsd.c +++ b/sys/kern/sched_bsd.c @@ -1,4 +1,4 @@ -/* $OpenBSD: sched_bsd.c,v 1.28 2012/02/20 22:23:39 guenther Exp $ */ +/* $OpenBSD: sched_bsd.c,v 1.29 2012/03/23 15:51:26 guenther Exp $ */ /* $NetBSD: kern_synch.c,v 1.37 1996/04/22 01:38:37 christos Exp $ */ /*- @@ -305,7 +305,7 @@ yield(void) p->p_priority = p->p_usrpri; p->p_stat = SRUN; setrunqueue(p); - p->p_stats->p_ru.ru_nvcsw++; + p->p_ru.ru_nvcsw++; mi_switch(); SCHED_UNLOCK(s); } @@ -333,7 +333,7 @@ preempt(struct proc *newp) p->p_stat = SRUN; p->p_cpu = sched_choosecpu(p); setrunqueue(p); - p->p_stats->p_ru.ru_nivcsw++; + p->p_ru.ru_nivcsw++; mi_switch(); SCHED_UNLOCK(s); } @@ -344,7 +344,9 @@ mi_switch(void) struct schedstate_percpu *spc = &curcpu()->ci_schedstate; struct proc *p = curproc; struct proc *nextproc; + struct process *pr = p->p_p; struct rlimit *rlim; + rlim_t secs; struct timeval tv; #ifdef MULTIPROCESSOR int hold_count; @@ -384,13 +386,17 @@ mi_switch(void) timeradd(&p->p_rtime, &tv, &p->p_rtime); } + /* add the time counts for this thread to the process's total */ + tuagg_unlocked(pr, p); + /* * Check if the process exceeds its cpu resource allocation. * If over max, kill it. */ - rlim = &p->p_rlimit[RLIMIT_CPU]; - if ((rlim_t)p->p_rtime.tv_sec >= rlim->rlim_cur) { - if ((rlim_t)p->p_rtime.tv_sec >= rlim->rlim_max) { + rlim = &pr->ps_limit->pl_rlimit[RLIMIT_CPU]; + secs = pr->ps_tu.tu_runtime.tv_sec; + if (secs >= rlim->rlim_cur) { + if (secs >= rlim->rlim_max) { psignal(p, SIGKILL); } else { psignal(p, SIGXCPU); |