Am 12.09.2013 14:43, schrieb Mick:

>> I don't have that binary.  And some page on my way said the
>> contrary: set it to empty and let udev (?) do that.
> 
> Ha!  Neither do I!
> 
> # ls -la /sbin/hotplug ls: cannot access /sbin/hotplug: No such
> file or directory
> 
> I can honestly say that I can't remember filling in this entry when
>  configuring my kernels, but then how did it get there?
> 

dunno.

Kernel help says about that setting:

> 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.


I also found configs having this:

CONFIG_UEVENT_HELPER_PATH="/usr/bin/udevadm"

That binary would exist here.

I am unsure if I should try that.


S

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