From b1fb19b6df716c0ad30b05236c356bc34457c70b Mon Sep 17 00:00:00 2001
From: rsc <rsc>
Date: Thu, 23 Aug 2007 14:40:30 +0000
Subject: Use parent pointer instead of ppid.

---
 proc.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'proc.h')

diff --git a/proc.h b/proc.h
index 01bff4a..9750c15 100644
--- a/proc.h
+++ b/proc.h
@@ -33,7 +33,7 @@ struct proc {
   char *kstack;             // Bottom of kernel stack for this process
   enum proc_state state;    // Process state
   int pid;                  // Process ID
-  int ppid;                 // Parent pid
+  struct proc *parent;      // Parent process
   void *chan;               // If non-zero, sleeping on chan
   int killed;               // If non-zero, have been killed
   struct file *ofile[NOFILE];  // Open files
-- 
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