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-rw-r--r--drivers/usb/core/Kconfig16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/usb/core/Kconfig b/drivers/usb/core/Kconfig
index 175701a2dae4..7b7305e3abc8 100644
--- a/drivers/usb/core/Kconfig
+++ b/drivers/usb/core/Kconfig
@@ -27,6 +27,22 @@ config USB_ANNOUNCE_NEW_DEVICES
comment "Miscellaneous USB options"
depends on USB
+config USB_DEFAULT_PERSIST
+ bool "Enable USB persist by default"
+ depends on USB
+ default y
+ help
+ Say N here if you don't want USB power session persistance
+ enabled by default. If you say N it will make suspended USB
+ devices that lose power get reenumerated as if they had been
+ unplugged, causing any mounted filesystems to be lost. The
+ persist feature can still be enabled for individual devices
+ through the power/persist sysfs node. See
+ Documentation/usb/persist.txt for more info.
+
+ If you have any questions about this, say Y here, only say N
+ if you know exactly what you are doing.
+
config USB_DYNAMIC_MINORS
bool "Dynamic USB minor allocation"
depends on USB
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