kernel/include/kernel/Process.h

@@ -38,11 +38,13 @@ namespace Kernel
 		};
 
 	public:
+		static Process* create_kernel();
 		static Process* create_kernel(entry_t, void*);
 		static BAN::ErrorOr<Process*> create_userspace(const Credentials&, BAN::StringView);
 		~Process();
 		void cleanup_function();
 
+		void register_to_scheduler();
 		void exit(int status, int signal);
 
 		static void for_each_process(const BAN::Function<BAN::Iteration(Process&)>& callback);
@@ -138,7 +140,6 @@ namespace Kernel
 	private:
 		Process(const Credentials&, pid_t pid, pid_t parent, pid_t sid, pid_t pgrp);
 		static Process* create_process(const Credentials&, pid_t parent, pid_t sid = 0, pid_t pgrp = 0);
-		static void register_process(Process*);
 
 		// Load an elf file to virtual address space of the current page table
 		static BAN::ErrorOr<BAN::UniqPtr<LibELF::ELF>> load_elf_for_exec(const Credentials&, BAN::StringView file_path, const BAN::String& cwd);

kernel/kernel/Process.cpp

@@ -78,22 +78,29 @@ namespace Kernel
 		return process;
 	}
 
-	void Process::register_process(Process* process)
+	void Process::register_to_scheduler()
 	{
 		s_process_lock.lock();
-		MUST(s_processes.push_back(process));
+		MUST(s_processes.push_back(this));
 		s_process_lock.unlock();
-		for (auto* thread : process->m_threads)
+		for (auto* thread : m_threads)
 			MUST(Scheduler::get().add_thread(thread));
 	}
 
+	Process* Process::create_kernel()
+	{
+		auto* process = create_process({ 0, 0, 0, 0 }, 0);
+		MUST(process->m_working_directory.push_back('/'));
+		return process;
+	}
+
 	Process* Process::create_kernel(entry_t entry, void* data)
 	{
 		auto* process = create_process({ 0, 0, 0, 0 }, 0);
 		MUST(process->m_working_directory.push_back('/'));
 		auto* thread = MUST(Thread::create_kernel(entry, data, process));
 		process->add_thread(thread);
-		register_process(process);
+		process->register_to_scheduler();
 		return process;
 	}
 
@@ -146,7 +153,7 @@ namespace Kernel
 
 		auto* thread = MUST(Thread::create_userspace(process));
 		process->add_thread(thread);
-		register_process(process);
+		process->register_to_scheduler();
 		return process;
 	}
 
@@ -353,8 +360,7 @@ namespace Kernel
 		// FIXME: this should be able to fail
 		Thread* thread = MUST(Thread::current().clone(forked, rsp, rip));
 		forked->add_thread(thread);
-		
-		register_process(forked);
+		forked->register_to_scheduler();
 
 		return forked->pid();
 	}