d/freebsd-skq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Clear ke_runq before calling maybe_preempt, this avoids a

Browse Source 
KASSERT(ke->ke_runq == NULL) panic when the sched_add is recursively
called by maybe_preempt.

Reported by: Wojciech A. Koszek < dunstan at freebsd dot czest dot pl >
This commit is contained in:
davidxu 2006-06-14 03:46:03 +00:00
parent 9cbae6be49
commit 3cbbc973d7
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
sys/kern/sched_core.c
View File

@ -2150,8 +2150,10 @@ activate_it:
if (ke->ke_runq == my_ksq->ksq_curr &&
td->td_priority < curthread->td_priority) {
curthread->td_flags |= TDF_NEEDRESCHED;
ke->ke_runq = NULL;
if (preemptive && maybe_preempt(td))
return;
ke->ke_runq = my_ksq->ksq_curr;
if (curthread->td_ksegrp->kg_pri_class == PRI_IDLE)
td->td_owepreempt = 1;
}