Author: davidxu
Date: Wed Sep 1 01:26:07 2010
New Revision: 212075
URL: http://svn.freebsd.org/changeset/base/212075
Log:
rescure comments from RELENG_4.
Modified:
head/sys/kern/kern_sig.c
Modified: head/sys/kern/kern_sig.c
==============================================================================
--- head/sys/kern/kern_sig.c Tue Aug 31 23:14:03 2010 (r212074)
+++ head/sys/kern/kern_sig.c Wed Sep 1 01:26:07 2010 (r212075)
@@ -2140,6 +2140,10 @@ tdsendsignal(struct proc *p, struct thre
*/
if (P_SHOULDSTOP(p)) {
if (sig == SIGKILL) {
+ /*
+ * If traced process is already stopped,
+ * then no further action is necessary.
+ */
if (p->p_flag & P_TRACED)
goto out;
/*
@@ -2152,6 +2156,10 @@ tdsendsignal(struct proc *p, struct thre
}
if (prop & SA_CONT) {
+ /*
+ * If traced process is already stopped,
+ * then no further action is necessary.
+ */
if (p->p_flag & P_TRACED)
goto out;
/*
@@ -2198,6 +2206,10 @@ tdsendsignal(struct proc *p, struct thre
}
if (prop & SA_STOP) {
+ /*
+ * If traced process is already stopped,
+ * then no further action is necessary.
+ */
if (p->p_flag & P_TRACED)
goto out;
/*
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