From 328204d9cc3995a44bb3cce2f5206e392a8601a7 Mon Sep 17 00:00:00 2001
From: Robert Morris <rtm@csail.mit.edu>
Date: Sat, 20 Jul 2019 18:51:31 -0400
Subject: not much
---
kernel/proc.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
(limited to 'kernel')
diff --git a/kernel/proc.c b/kernel/proc.c
index bd39c4b..edb6001 100644
--- a/kernel/proc.c
+++ b/kernel/proc.c
@@ -319,13 +319,12 @@ void
exit(void)
{
struct proc *p = myproc();
- int fd;
if(p == initproc)
panic("init exiting");
// Close all open files.
- for(fd = 0; fd < NOFILE; fd++){
+ for(int fd = 0; fd < NOFILE; fd++){
if(p->ofile[fd]){
struct file *f = p->ofile[fd];
fileclose(f);
@@ -342,14 +341,14 @@ exit(void)
acquire(&p->lock);
- // Give our children to init.
+ // Give any children to init.
reparent(p, p->parent);
- p->state = ZOMBIE;
-
// Parent might be sleeping in wait().
wakeup1(p->parent);
+ p->state = ZOMBIE;
+
release(&p->parent->lock);
// Jump into the scheduler, never to return.
--
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