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| -rw-r--r-- | drivers/char/Kconfig | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig index c602b547cc6e..c52a167227e7 100644 --- a/drivers/char/Kconfig +++ b/drivers/char/Kconfig @@ -443,6 +443,17 @@ config UNIX98_PTYS All modern Linux systems use the Unix98 ptys. Say Y unless you're on an embedded system and want to conserve memory. +config DEVPTS_MULTIPLE_INSTANCES + bool "Support multiple instances of devpts" + depends on UNIX98_PTYS + default n + ---help--- + Enable support for multiple instances of devpts filesystem. + If you want to have isolated PTY namespaces (eg: in containers), + say Y here. Otherwise, say N. If enabled, each mount of devpts + filesystem with the '-o newinstance' option will create an + independent PTY namespace. + config LEGACY_PTYS bool "Legacy (BSD) PTY support" default y |