Kernel: Split the ProcFS core file into smaller components

Author: https://github.com/supercomputer7
Commit: 3906dd3aa3
Pull-request: https://github.com/SerenityOS/serenity/pull/15771
Reviewed-by: https://github.com/ADKaster ✅
Reviewed-by: https://github.com/bgianfo

Kernel/FileSystem/ProcFS/ProcessAssociatedInode.cpp

@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
+ * Copyright (c) 2021, Spencer Dixon <spencercdixon@gmail.com>
+ * Copyright (c) 2021, Liav A. <liavalb@hotmail.co.il>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <Kernel/FileSystem/ProcFS/ProcessAssociatedInode.h>
+
+namespace Kernel {
+
+ProcFSProcessAssociatedInode::ProcFSProcessAssociatedInode(ProcFS const& fs, ProcessID associated_pid, InodeIndex determined_index)
+    : ProcFSInode(fs, determined_index)
+    , m_pid(associated_pid)
+{
+}
+
+ErrorOr<size_t> ProcFSProcessAssociatedInode::write_bytes_locked(off_t, size_t, UserOrKernelBuffer const&, OpenFileDescription*)
+{
+    return ENOTSUP;
+}
+
+}