Re: [RFC, 3/7] NUMA hotplug emulator

[Greg KH]

On Thu, May 13, 2010 at 07:48:35PM +0800, Shaohui Zheng wrote:
> Userland interface to hotplug-add fake offlined nodes.

Why include 2 copies of the patch in one email?

> Add a sysfs entry "probe" under /sys/devices/system/node/:
> 
>  - to show all fake offlined nodes:
>     $ cat /sys/devices/system/node/probe
> 
>  - to hotadd a fake offlined node, e.g. nodeid is N:
>     $ echo N > /sys/devices/system/node/probe

As you are trying to add a new sysfs file, please create the matching
Documentation/ABI/ file as well.

Also note that sysfs files are "one value per file", which I don't think
this file follows, right?

thanks,

greg k-h
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