Module Name: src
Committed By: ad
Date: Sat Jan 25 15:09:54 UTC 2020
Modified Files:
src/sys/kern: kern_runq.c
Log Message:
sched_takecpu(): for vfork(), when looking at curcpu's runqueue consider
maximum priority waiting to run and not count of LWPs.
To generate a diff of this commit:
cvs rdiff -u -r1.61 -r1.62 src/sys/kern/kern_runq.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/kern/kern_runq.c
diff -u src/sys/kern/kern_runq.c:1.61 src/sys/kern/kern_runq.c:1.62
--- src/sys/kern/kern_runq.c:1.61 Sat Jan 18 13:53:50 2020
+++ src/sys/kern/kern_runq.c Sat Jan 25 15:09:54 2020
@@ -1,4 +1,4 @@
-/* $NetBSD: kern_runq.c,v 1.61 2020/01/18 13:53:50 ad Exp $ */
+/* $NetBSD: kern_runq.c,v 1.62 2020/01/25 15:09:54 ad Exp $ */
/*-
* Copyright (c) 2019, 2020 The NetBSD Foundation, Inc.
@@ -56,7 +56,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: kern_runq.c,v 1.61 2020/01/18 13:53:50 ad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: kern_runq.c,v 1.62 2020/01/25 15:09:54 ad Exp $");
#include "opt_dtrace.h"
@@ -557,8 +557,8 @@ sched_takecpu(struct lwp *l)
*/
if (l->l_stat == LSIDL) {
if (curlwp->l_vforkwaiting && l->l_class == SCHED_OTHER) {
- if (sched_migratable(l, curlwp->l_cpu) &&
- curlwp->l_cpu->ci_schedstate.spc_count == 0) {
+ if (sched_migratable(l, curlwp->l_cpu) && eprio >
+ curlwp->l_cpu->ci_schedstate.spc_maxpriority) {
return curlwp->l_cpu;
}
} else {
