[PATCH 06/11] driver core: add more help description for "path to uevent helper"

[Greg Kroah-Hartman]

From: MÃrton NÃmeth <nm127@xxxxxxxxxxx>

The kernel configuration UEVENT_HELPER_PATH is a string to
the uevent helper program. Add more description about how
to disable this feature and how to enable it again during
runtime.

Signed-off-by: MÃrton NÃmeth <nm127@xxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
 drivers/base/Kconfig |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/drivers/base/Kconfig b/drivers/base/Kconfig
index 52c6758..fa64fa0 100644
--- a/drivers/base/Kconfig
+++ b/drivers/base/Kconfig
@@ -16,6 +16,11 @@ config UEVENT_HELPER_PATH
 	  that it creates a high system load, or on smaller systems
 	  it is known to create out-of-memory situations during bootup.
 
+	  To disable user space helper program execution at early boot
+	  time specify an empty string here. This setting can be altered
+	  via /proc/sys/kernel/hotplug or via /sys/kernel/uevent_helper
+	  later at runtime.
+
 config DEVTMPFS
 	bool "Maintain a devtmpfs filesystem to mount at /dev"
 	depends on HOTPLUG
-- 
1.7.6

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