From d4b36a7c7d127cf14440b451791c88ee7fb16ccb Mon Sep 17 00:00:00 2001
From: ngiddings <nathang567@gmail.com>
Date: Tue, 5 Jul 2022 15:18:51 -0500
Subject: [PATCH] Return the previous process to queue after context switch

---
 src/kernel.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/kernel.c b/src/kernel.c
index df99c06..0aa1eb6 100644
--- a/src/kernel.c
+++ b/src/kernel.c
@@ -221,6 +221,10 @@ int add_process(void *program_entry, int priority, physaddr_t address_space)
 
 struct process_context_t *next_process()
 {  
+    if(kernel.active_process != NULL)
+    {
+        queue_insert(&kernel.priority_queue, kernel.active_process, kernel.active_process->priority);
+    }
     kernel.active_process = extract_min(&kernel.priority_queue);
     if(kernel.active_process != NULL)
     {