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-rw-r--r--drivers/tty/Kconfig14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/tty/Kconfig b/drivers/tty/Kconfig
index 0ebb8d6ab341..80f65767aacf 100644
--- a/drivers/tty/Kconfig
+++ b/drivers/tty/Kconfig
@@ -374,6 +374,20 @@ config PPC_EARLY_DEBUG_EHV_BC_HANDLE
there simply will be no early console output. This is true also
if you don't boot under a hypervisor at all.
+config NULL_TTY
+ tristate "NULL TTY driver"
+ help
+ Say Y here if you want a NULL TTY which simply discards messages.
+
+ This is useful to allow userspace applications which expect a console
+ device to work without modifications even when no console is
+ available or desired.
+
+ In order to use this driver, you should redirect the console to this
+ TTY, or boot the kernel with console=ttynull.
+
+ If unsure, say N.
+
config GOLDFISH_TTY
tristate "Goldfish TTY Driver"
depends on GOLDFISH