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| author | julian <julian@FreeBSD.org> | 2004-08-13 00:57:43 +0000 |
|---|---|---|
| committer | julian <julian@FreeBSD.org> | 2004-08-13 00:57:43 +0000 |
| commit | 9ab7967d3cca5c6250f1504cbec7fa644968d652 (patch) | |
| tree | 9597905beaeaeca41e8e113464a69cbe2e11f9d7 /sys/kern | |
| parent | 622c9da9954764eb4d2fcf7f9c455ef546e6dcdd (diff) | |
| download | FreeBSD-src-9ab7967d3cca5c6250f1504cbec7fa644968d652.zip FreeBSD-src-9ab7967d3cca5c6250f1504cbec7fa644968d652.tar.gz | |
Don't keep evaluating our own cpu mask..
it's not likely to have changed....
Diffstat (limited to 'sys/kern')
| -rw-r--r-- | sys/kern/subr_smp.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/kern/subr_smp.c b/sys/kern/subr_smp.c index 8ed6885..b1be3fa 100644 --- a/sys/kern/subr_smp.c +++ b/sys/kern/subr_smp.c @@ -172,7 +172,7 @@ forward_roundrobin(void) { struct pcpu *pc; struct thread *td; - cpumask_t id, map; + cpumask_t id, map, me; mtx_assert(&sched_lock, MA_OWNED); @@ -183,10 +183,11 @@ forward_roundrobin(void) if (!forward_roundrobin_enabled) return; map = 0; + me = PCPU_GET(cpumask); SLIST_FOREACH(pc, &cpuhead, pc_allcpu) { td = pc->pc_curthread; id = pc->pc_cpumask; - if (id != PCPU_GET(cpumask) && (id & stopped_cpus) == 0 && + if (id != me && (id & stopped_cpus) == 0 && td != pc->pc_idlethread) { td->td_flags |= TDF_NEEDRESCHED; map |= id; |
