Since Linux 2.6.18, the PID of the new process is also available

for PTRACE_EVENT_VFORKDONE.

diff --git a/man2/ptrace.2 b/man2/ptrace.2
index 1eb17626f90478de2d7ed7efb86e4a621384939f..8e7c1d7def66b48cabe6794075250e66a9ce3794 100644 (file)
--- a/man2/ptrace.2
+++ b/man2/ptrace.2
@@ -251,7 +251,10 @@ about the ptrace event
 that just happened, placing it in the location \fIdata\fP in the parent.
 For PTRACE_EVENT_EXIT this is the child's exit status.  For
 PTRACE_EVENT_FORK, PTRACE_EVENT_VFORK and PTRACE_EVENT_CLONE this
-is the PID of the new process.  (\fIaddr\fP is ignored.)
+is the PID of the new process.  
+Since Linux 2.6.18, the PID of the new process is also available
+for PTRACE_EVENT_VFORK_DONE.
+(\fIaddr\fP is ignored.)
 .TP
 PTRACE_CONT
 Restarts the stopped child process.  If \fIdata\fP is non-zero and not