kernel: sched: Fix PID allocation logic

Signed-off-by: Ian Moffett <ian@osmora.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/sys/kern/kern_sched.c b/sys/kern/kern_sched.c
index ff26e0a..01f2efe 100644
--- a/sys/kern/kern_sched.c
+++ b/sys/kern/kern_sched.c
@@ -43,6 +43,7 @@
  * scheduled should be added to this queue.
  */
 static TAILQ_HEAD(, proc) td_queue;
+static size_t nthread = 0;
 
 /*
  * Thread queue lock - all operations to `td_queue'
@@ -79,7 +80,7 @@ sched_enqueue_td(struct proc *td)
 
     spinlock_acquire(&tdq_lock);
 
-    td->pid = TAILQ_NELEM(&td_queue);
+    td->pid = nthread++;
     TAILQ_INSERT_TAIL(&td_queue, td, link);
 
     spinlock_release(&tdq_lock);