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-rw-r--r--include/linux/tty.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 367a9df..7e92bd8 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -691,5 +691,12 @@ do { \
finish_wait(&wq, &__wait); \
} while (0)
+#ifdef CONFIG_PROC_FS
+extern void proc_tty_register_driver(struct tty_driver *);
+extern void proc_tty_unregister_driver(struct tty_driver *);
+#else
+static inline void proc_tty_register_driver(struct tty_driver *d) {}
+static inline void proc_tty_unregister_driver(struct tty_driver *d) {}
+#endif
#endif
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