Assert process lock in ptracestop(), since we're going to rely

on it, and later unlock it.
2004-01-29 00:58:21 +00:00 · 2004-01-29 00:58:21 +00:00 · 1a0f1d7ef9
commit 1a0f1d7ef9
parent 59b60aa68b
1 changed files with 1 additions and 0 deletions
--- a/sys/kern/kern_sig.c
+++ b/sys/kern/kern_sig.c
@ -2027,6 +2027,7 @@ ptracestop(struct thread *td, int sig)
 {
 	struct proc *p = td->td_proc;

+	PROC_LOCK_ASSERT(p, MA_OWNED);
 	WITNESS_WARN(WARN_GIANTOK | WARN_SLEEPOK,
 	    &p->p_mtx.mtx_object, "Stopping for traced signal");