From 30ab3ae8616ad46cf1d9c142d938ed1a2e8b96fa Mon Sep 17 00:00:00 2001
From: sBubshait <s.bobshit@gmail.com>
Date: Fri, 25 Oct 2024 15:47:19 +0100
Subject: [PATCH] Update thread_create to only yield CPU to the new thread if
 necessary

---
 src/threads/thread.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/threads/thread.c b/src/threads/thread.c
index 9e2fa41..d488677 100644
--- a/src/threads/thread.c
+++ b/src/threads/thread.c
@@ -261,7 +261,11 @@ thread_create (const char *name, int priority,
 
   /* Add to run queue. */
   thread_unblock (t);
-  thread_yield ();
+
+  /* Yield if the newly created thread has higher priority than the current
+     thread. */
+  if (t->priority > thread_current ()->priority)
+    thread_yield ();
 
   return tid;
 }