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authorMichael Marineau <mike@marineau.org>2014-04-10 14:09:31 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-04-25 12:00:49 -0700
commit86d56134f1b67d0c18025ba5cade95c048ed528d (patch)
treecaa4346965954ded259784e3b68af159e3161aeb /drivers/base/Kconfig
parentd911d98748018f7c8facc035ba39c30f5cce6f9c (diff)
downloadop-kernel-dev-86d56134f1b67d0c18025ba5cade95c048ed528d.zip
op-kernel-dev-86d56134f1b67d0c18025ba5cade95c048ed528d.tar.gz
kobject: Make support for uevent_helper optional.
Support for uevent_helper, aka hotplug, is not required on many systems these days but it can still be enabled via sysfs or sysctl. Reported-by: Darren Shepherd <darren.s.shepherd@gmail.com> Signed-off-by: Michael Marineau <mike@marineau.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/base/Kconfig')
-rw-r--r--drivers/base/Kconfig17
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/base/Kconfig b/drivers/base/Kconfig
index 8fa8dea..4b7b452 100644
--- a/drivers/base/Kconfig
+++ b/drivers/base/Kconfig
@@ -1,10 +1,10 @@
menu "Generic Driver Options"
-config UEVENT_HELPER_PATH
- string "path to uevent helper"
- default ""
+config UEVENT_HELPER
+ bool "Support for uevent helper"
+ default y
help
- Path to uevent helper program forked by the kernel for
+ The uevent helper program is forked by the kernel for
every uevent.
Before the switch to the netlink-based uevent source, this was
used to hook hotplug scripts into kernel device events. It
@@ -15,8 +15,13 @@ 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
+config UEVENT_HELPER_PATH
+ string "path to uevent helper"
+ depends on UEVENT_HELPER
+ default ""
+ help
+ To disable user space helper program execution at by default
+ specify an empty string here. This setting can still be altered
via /proc/sys/kernel/hotplug or via /sys/kernel/uevent_helper
later at runtime.
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