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driver core: add more help description for "path to uevent helper"

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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: Márton Németh <nm127@freemail.hu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Márton Németh 2011-06-19 22:30:16 +02:00 committed by Greg Kroah-Hartman
parent 156faf9080
commit 573c977439
1 changed files with 5 additions and 0 deletions
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drivers/base/Kconfig
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@ -16,6 +16,11 @@ config UEVENT_HELPER_PATH
that it creates a high system load, or on smaller systems that it creates a high system load, or on smaller systems
it is known to create out-of-memory situations during bootup. 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 config DEVTMPFS
bool "Maintain a devtmpfs filesystem to mount at /dev" bool "Maintain a devtmpfs filesystem to mount at /dev"
depends on HOTPLUG depends on HOTPLUG