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authorGustav Sörnäs <gustav@sornas.net>2021-02-21 21:18:13 +0100
committerGustav Sörnäs <gustav@sornas.net>2021-02-21 21:18:13 +0100
commitd33fe03b2fd2ba0fd559c52a1598593238767bbc (patch)
tree5393a28e53c3683d7c77bf76efaae19a4761db4f /src/threads/thread.h
parente40beeb936ff887afa9603c93aa804a4e5b4c7a9 (diff)
downloadpintos-d33fe03b2fd2ba0fd559c52a1598593238767bbc.tar.gz
free parent_child when possible
Diffstat (limited to 'src/threads/thread.h')
-rw-r--r--src/threads/thread.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/threads/thread.h b/src/threads/thread.h
index b822b64..b2a1982 100644
--- a/src/threads/thread.h
+++ b/src/threads/thread.h
@@ -32,12 +32,12 @@ struct parent_child
{
struct list_elem elem; // owned by the parent
- struct semaphore exit_sema;
+ // struct semaphore exit_sema;
struct lock l;
int exit_status;
int alive_count;
-
+ tid_t child_tid;
};
/* Thread priorities. */
@@ -119,7 +119,7 @@ struct thread
uint32_t *pagedir; /* Page directory. */
struct file **fds; /* Pointer to array of file descriptors. */
- struct parent_child parent; // one parent
+ struct parent_child *parent; // one parent
struct list children; // multiple children
#endif