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| author | attilio <attilio@FreeBSD.org> | 2012-10-30 12:25:52 +0000 |
|---|---|---|
| committer | attilio <attilio@FreeBSD.org> | 2012-10-30 12:25:52 +0000 |
| commit | 97b0f9880bb1fb4a7075d1ab07e052b2e3120191 (patch) | |
| tree | 7c194f9604a351b8ec6df1a316aeb9e39dbbab0d /sys/kern/sched_ule.c | |
| parent | 9b18063210d27dc8dd8a4528af6bc00798d20664 (diff) | |
| download | FreeBSD-src-97b0f9880bb1fb4a7075d1ab07e052b2e3120191.zip FreeBSD-src-97b0f9880bb1fb4a7075d1ab07e052b2e3120191.tar.gz | |
tdq_lock_pair() already does spinlock_enter() so migration is not
possible in sched_balance_pair(). Remove redundant sched_pin().
Reviewed by: marius, jeff
Diffstat (limited to 'sys/kern/sched_ule.c')
| -rw-r--r-- | sys/kern/sched_ule.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/sys/kern/sched_ule.c b/sys/kern/sched_ule.c index e42ec52..b3cf10d 100644 --- a/sys/kern/sched_ule.c +++ b/sys/kern/sched_ule.c @@ -910,10 +910,8 @@ sched_balance_pair(struct tdq *high, struct tdq *low) * reschedule with the new workload. */ cpu = TDQ_ID(low); - sched_pin(); if (cpu != PCPU_GET(cpuid)) ipi_cpu(cpu, IPI_PREEMPT); - sched_unpin(); } tdq_unlock_pair(high, low); return (moved); |
