From 2868fd81220c82749a9a59c3fd3ea4abaa2b2c81 Mon Sep 17 00:00:00 2001
From: apio <blobs.trading@gmail.com>
Date: Wed, 11 Dec 2024 19:16:45 +0100
Subject: [PATCH] kernel: Add a way to lookup specific threads

---
 kernel/src/thread/Scheduler.cpp | 10 ++++++++++
 kernel/src/thread/Scheduler.h   |  1 +
 2 files changed, 11 insertions(+)

diff --git a/kernel/src/thread/Scheduler.cpp b/kernel/src/thread/Scheduler.cpp
index 6d6d88db..35cb458d 100644
--- a/kernel/src/thread/Scheduler.cpp
+++ b/kernel/src/thread/Scheduler.cpp
@@ -409,6 +409,16 @@ namespace Scheduler
         return {};
     }
 
+    Option<Thread*> find_by_tid(pid_t tid)
+    {
+        for (auto* const thread : g_threads)
+        {
+            if (thread->tid == tid) return thread;
+        }
+
+        return {};
+    }
+
     bool has_children(Process* process)
     {
         bool result { false };
diff --git a/kernel/src/thread/Scheduler.h b/kernel/src/thread/Scheduler.h
index a7244947..7021917a 100644
--- a/kernel/src/thread/Scheduler.h
+++ b/kernel/src/thread/Scheduler.h
@@ -38,6 +38,7 @@ namespace Scheduler
     LinkedList<Process> check_for_dead_processes();
 
     Option<Process*> find_by_pid(pid_t pid);
+    Option<Thread*> find_by_tid(pid_t tid);
 
     template <typename Callback> void for_each_child(Process* process, Callback callback)
     {