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-rw-r--r--sys/kern/sched_4bsd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/kern/sched_4bsd.c b/sys/kern/sched_4bsd.c
index 676bd35..28ca5e1 100644
--- a/sys/kern/sched_4bsd.c
+++ b/sys/kern/sched_4bsd.c
@@ -1235,7 +1235,7 @@ sched_pickcpu(struct thread *td)
mtx_assert(&sched_lock, MA_OWNED);
- if (THREAD_CAN_SCHED(td, td->td_lastcpu))
+ if (td->td_lastcpu != NOCPU && THREAD_CAN_SCHED(td, td->td_lastcpu))
best = td->td_lastcpu;
else
best = NOCPU;
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