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| author | Robert Morris <rtm@csail.mit.edu> | 2019-07-20 18:51:31 -0400 |
|---|---|---|
| committer | Robert Morris <rtm@csail.mit.edu> | 2019-07-20 18:51:31 -0400 |
| commit | 328204d9cc3995a44bb3cce2f5206e392a8601a7 (patch) | |
| tree | e15cf9f430297f54e52aac040428c9cfe0304af7 /kernel | |
| parent | 06e49a58dcc8ba3f898ba5399449312cd129b0fe (diff) | |
| download | xv6-labs-328204d9cc3995a44bb3cce2f5206e392a8601a7.tar.gz xv6-labs-328204d9cc3995a44bb3cce2f5206e392a8601a7.tar.bz2 xv6-labs-328204d9cc3995a44bb3cce2f5206e392a8601a7.zip | |
not much
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/proc.c | 9 |
1 files changed, 4 insertions, 5 deletions
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. |