From 828e7683bf4e813b7ed89cdf807e553a2071abc8 Mon Sep 17 00:00:00 2001 From: John Baldwin Date: Tue, 22 Apr 2003 19:48:25 +0000 Subject: [PATCH] Protect p_swtime with the sched_lock. --- sys/kern/sched_ule.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/sys/kern/sched_ule.c b/sys/kern/sched_ule.c index 433159b1591..13055276259 100644 --- a/sys/kern/sched_ule.c +++ b/sys/kern/sched_ule.c @@ -1138,7 +1138,9 @@ sched_pctcpu(struct kse *ke) pctcpu = (FSCALE * ((FSCALE * rtick)/realstathz)) >> FSHIFT; } + mtx_lock_spin(&sched_lock); ke->ke_proc->p_swtime = ke->ke_ltick - ke->ke_ftick; + mtx_unlock_spin(&sched_lock); return (pctcpu); }