настройка emacs для работы с исходниками ядра

(setq-default indent-tabs-mode t)
(setq-default tab-width 4)
(setq-default c-basic-offset 4)

(defun linux-c-mode ()
  "C mode with adjusted defaults for use with the Linux kernel."
  (interactive)
  (c-mode)
  (c-set-style "K&R")
  (setq tab-width 8)
  (setq indent-tabs-mode t)
  (setq c-basic-offset 8))

(setq auto-mode-alist (cons '("/usr/src/linux.*/.*\\.[ch]$" . linux-c-mode)
                        auto-mode-alist))

/usr/src/linux/Documentation/CodingStyle