---

yaml --- r: 256847 b: refs/heads/master c: f3c04b9 h: refs/heads/master i: 256845: e76dceb 256843: 0769f93 256839: f4f0f8a 256831: 7867b8a v: v3
git-mirror · Jun 22, 2011 · 069d60f · 069d60f
1 parent fa7f1af
commit 069d60f
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Showing 3 changed files with 10 additions and 12 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 643ad8388e189dfd14ef76972cf7dc394b3cbebd
+refs/heads/master: f3c04b934d429b1ace21866f011b66de328c0dc9
diff --git a/trunk/include/linux/ptrace.h b/trunk/include/linux/ptrace.h
@@ -172,17 +172,17 @@ static inline bool ptrace_event_enabled(struct task_struct *task, int event)
  * Check whether @event is enabled and, if so, report @event and @message
  * to the ptrace parent.
  *
- * Returns nonzero if we did a ptrace notification, zero if not.
- *
  * Called without locks.
  */
-static inline int ptrace_event(int event, unsigned long message)
+static inline void ptrace_event(int event, unsigned long message)
 {
-	if (likely(!ptrace_event_enabled(current, event)))
-		return false;
-	current->ptrace_message = message;
-	ptrace_notify((event << 8) | SIGTRAP);
-	return true;
+	if (unlikely(ptrace_event_enabled(current, event))) {
+		current->ptrace_message = message;
+		ptrace_notify((event << 8) | SIGTRAP);
+	} else if (event == PTRACE_EVENT_EXEC && unlikely(current->ptrace)) {
+		/* legacy EXEC report via SIGTRAP */
+		send_sig(SIGTRAP, current, 0);
+	}
 }
 
 /**

diff --git a/trunk/include/linux/tracehook.h b/trunk/include/linux/tracehook.h
@@ -201,9 +201,7 @@ static inline void tracehook_report_exec(struct linux_binfmt *fmt,
 					 struct linux_binprm *bprm,
 					 struct pt_regs *regs)
 {
-	if (!ptrace_event(PTRACE_EVENT_EXEC, 0) &&
-	    unlikely(current->ptrace & PT_PTRACED))
-		send_sig(SIGTRAP, current, 0);
+	ptrace_event(PTRACE_EVENT_EXEC, 0);
 }
 
 /**