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-rw-r--r--sys/kern/kern_resource.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/sys/kern/kern_resource.c b/sys/kern/kern_resource.c
index 470eaedd52d7..72b90e3a69b6 100644
--- a/sys/kern/kern_resource.c
+++ b/sys/kern/kern_resource.c
@@ -80,6 +80,8 @@ static int donice(struct thread *td, struct proc *chgp, int n);
static struct uidinfo *uilookup(uid_t uid);
static void ruxagg_locked(struct rusage_ext *rux, struct thread *td);
+static __inline int lim_shared(struct plimit *limp);
+
/*
* Resource controls and accounting.
*/
@@ -1129,6 +1131,14 @@ lim_hold(limp)
return (limp);
}
+static __inline int
+lim_shared(limp)
+ struct plimit *limp;
+{
+
+ return (limp->pl_refcnt > 1);
+}
+
void
lim_fork(struct proc *p1, struct proc *p2)
{
@@ -1162,7 +1172,7 @@ lim_copy(dst, src)
struct plimit *dst, *src;
{
- KASSERT(dst->pl_refcnt == 1, ("lim_copy to shared limit"));
+ KASSERT(!lim_shared(dst), ("lim_copy to shared limit"));
bcopy(src->pl_rlimit, dst->pl_rlimit, sizeof(src->pl_rlimit));
}