X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=kernel%2Fsignal.c;h=1b3c921737e219a6f56281db270f8ccfbef0e6ab;hb=e6a1530d692d6a60cdf15dfbcfea07f5324d7b9f;hp=4922928d91f68d1c1b7812bb77508a51d0f9e722;hpb=79072f38909e3d9883317238887460c39ddcc4cb;p=linux-2.6

diff --git a/kernel/signal.c b/kernel/signal.c
index 4922928d91..1b3c921737 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -23,12 +23,12 @@
 #include <linux/syscalls.h>
 #include <linux/ptrace.h>
 #include <linux/signal.h>
-#include <linux/audit.h>
 #include <linux/capability.h>
 #include <asm/param.h>
 #include <asm/uaccess.h>
 #include <asm/unistd.h>
 #include <asm/siginfo.h>
+#include "audit.h"	/* audit_signal_info() */
 
 /*
  * SLAB caches for signal bits.
@@ -769,8 +769,7 @@ specific_send_sig_info(int sig, struct siginfo *info, struct task_struct *t)
 {
 	int ret = 0;
 
-	if (!irqs_disabled())
-		BUG();
+	BUG_ON(!irqs_disabled());
 	assert_spin_locked(&t->sighand->siglock);
 
 	/* Short-circuit ignored signals.  */
@@ -869,7 +868,6 @@ __group_complete_signal(int sig, struct task_struct *p)
 		if (t == NULL)
 			/* restart balancing at this thread */
 			t = p->signal->curr_target = p;
-		BUG_ON(t->tgid != p->tgid);
 
 		while (!wants_signal(sig, t)) {
 			t = next_thread(t);
@@ -1384,8 +1382,7 @@ send_group_sigqueue(int sig, struct sigqueue *q, struct task_struct *p)
 		 * the overrun count.  Other uses should not try to
 		 * send the signal multiple times.
 		 */
-		if (q->info.si_code != SI_TIMER)
-			BUG();
+		BUG_ON(q->info.si_code != SI_TIMER);
 		q->info.si_overrun++;
 		goto out;
 	} 
@@ -1560,6 +1557,7 @@ static void ptrace_stop(int exit_code, int nostop_code, siginfo_t *info)
 	/* Let the debugger run.  */
 	set_current_state(TASK_TRACED);
 	spin_unlock_irq(&current->sighand->siglock);
+	try_to_freeze();
 	read_lock(&tasklist_lock);
 	if (likely(current->ptrace & PT_PTRACED) &&
 	    likely(current->parent != current->real_parent ||
@@ -1756,9 +1754,9 @@ relock:
 			/* Let the debugger run.  */
 			ptrace_stop(signr, signr, info);
 
-			/* We're back.  Did the debugger cancel the sig or group_exit? */
+			/* We're back.  Did the debugger cancel the sig?  */
 			signr = current->exit_code;
-			if (signr == 0 || current->signal->flags & SIGNAL_GROUP_EXIT)
+			if (signr == 0)
 				continue;
 
 			current->exit_code = 0;