Kernel: Make Inodes use the new lock

Also remove old lock from TTY since it can just use the one Inode
already has.

kernel/include/kernel/FS/Inode.h

@@ -121,9 +121,10 @@ namespace Kernel
 		virtual BAN::ErrorOr<void> chmod_impl(mode_t)						{ return BAN::Error::from_errno(ENOTSUP); }
 		virtual bool has_data_impl() const { dwarnln("nonblock not supported"); return true; }
 
-	private:
-		mutable RecursiveSpinLock m_lock;
+	protected:
+		mutable RecursivePrioritySpinLock m_lock;
 
+	private:
 		BAN::WeakPtr<SharedFileData> m_shared_region;
 		friend class FileBackedRegion;
 	};

kernel/include/kernel/Terminal/TTY.h

@@ -56,8 +56,6 @@ namespace Kernel
 		void do_backspace();
 
 	protected:
-		mutable Kernel::RecursiveSpinLock m_lock;
-
 		TerminalDriver::Color m_foreground { TerminalColor::BRIGHT_WHITE };
 		TerminalDriver::Color m_background { TerminalColor::BLACK };
 		termios m_termios;