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| author | Kay Sievers <kay.sievers@vrfy.org> | 2010-01-14 22:49:39 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-03-07 17:04:48 -0800 |
| commit | 7934779a69f1184f29d786b89e77dd14519bd226 (patch) | |
| tree | 5f642d352c7c19feccae1bb18f557e35526f8ae8 | |
| parent | 4237e5fd3e07da268029cd4862cf551d9a74e33f (diff) | |
| download | linux-3.10-7934779a69f1184f29d786b89e77dd14519bd226.tar.gz linux-3.10-7934779a69f1184f29d786b89e77dd14519bd226.tar.bz2 linux-3.10-7934779a69f1184f29d786b89e77dd14519bd226.zip | |
Driver-Core: disable /sbin/hotplug by default
No recent mainstream system uses the /sbin/hotplug fork-bomb any more.
Disable it by default to reflect how it is used these days.
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/base/Kconfig | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/base/Kconfig b/drivers/base/Kconfig index 8021e19fa1e..fd52c48ee76 100644 --- a/drivers/base/Kconfig +++ b/drivers/base/Kconfig @@ -3,10 +3,18 @@ menu "Generic Driver Options" config UEVENT_HELPER_PATH string "path to uevent helper" depends on HOTPLUG - default "/sbin/hotplug" + default "" help Path to uevent helper program 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 + usually pointed to a shell script at /sbin/hotplug. + This should not be used today, because usual systems create + many events at bootup or device discovery in a very short time + frame. One forked process per event can create so many processes + that it creates a high system load, or on smaller systems + it is known to create out-of-memory situations during bootup. config DEVTMPFS bool "Maintain a devtmpfs filesystem to mount at /dev" |