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authorJohn Baldwin <jhb@FreeBSD.org>2010-12-20 17:08:22 +0000
committerJohn Baldwin <jhb@FreeBSD.org>2010-12-20 17:08:22 +0000
commita5ba914f270373007534073941cc48241f02b515 (patch)
tree5e04588835f9cc096181a3042ba194907d2a9a13
parente9e9c992e114c0d57076168dfa8637c33b9f4000 (diff)
Notes
-rw-r--r--sys/kern/kern_resource.c14
1 files changed, 6 insertions, 8 deletions
diff --git a/sys/kern/kern_resource.c b/sys/kern/kern_resource.c
index c693d8340b9d..336538218953 100644
--- a/sys/kern/kern_resource.c
+++ b/sys/kern/kern_resource.c
@@ -472,29 +472,27 @@ rtp_to_pri(struct rtprio *rtp, struct thread *td)
u_char newpri;
u_char oldpri;
- thread_lock(td);
switch (RTP_PRIO_BASE(rtp->type)) {
case RTP_PRIO_REALTIME:
- if (rtp->prio > RTP_PRIO_MAX) {
- thread_unlock(td);
+ if (rtp->prio > RTP_PRIO_MAX)
return (EINVAL);
- }
newpri = PRI_MIN_REALTIME + rtp->prio;
break;
case RTP_PRIO_NORMAL:
- if (rtp->prio > (PRI_MAX_TIMESHARE - PRI_MIN_TIMESHARE)) {
- thread_unlock(td);
+ if (rtp->prio > (PRI_MAX_TIMESHARE - PRI_MIN_TIMESHARE))
return (EINVAL);
- }
newpri = PRI_MIN_TIMESHARE + rtp->prio;
break;
case RTP_PRIO_IDLE:
+ if (rtp->prio > RTP_PRIO_MAX)
+ return (EINVAL);
newpri = PRI_MIN_IDLE + rtp->prio;
break;
default:
- thread_unlock(td);
return (EINVAL);
}
+
+ thread_lock(td);
sched_class(td, rtp->type); /* XXX fix */
oldpri = td->td_user_pri;
sched_user_prio(td, newpri);