[PATCH] acct: real_parent ppid

[Roland McGrath]

The ac_ppid field reported in process accounting records
should match what getppid() would have returned to that
process, regardless of whether a debugger is attached.

Signed-off-by: Roland McGrath <roland@xxxxxxxxxx>
---
 kernel/acct.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/acct.c b/kernel/acct.c
index cf19547..521dfa5 100644
--- a/kernel/acct.c
+++ b/kernel/acct.c
@@ -482,7 +482,7 @@ static void do_acct_process(struct file *file)
 #endif
 #if ACCT_VERSION==3
 	ac.ac_pid = current->tgid;
-	ac.ac_ppid = current->parent->tgid;
+	ac.ac_ppid = current->real_parent->tgid;
 #endif
 
 	spin_lock_irq(&current->sighand->siglock);
--
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