linux-kernel - Re: [PATCH v2 2/3] sysfs cpu probe/release files

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Date:	Wed, 25 Nov 2009 05:01:31 -0800
From:	Greg KH <gregkh@...e.de>
To:	Nathan Fontenot <nfont@...tin.ibm.com>
Cc:	linuxppc-dev@...abs.org, linux-kernel@...r.kernel.org,
	paul Mackerras <paulus@...ba.org>,
	Ben Herrenschmidt <benh@...nel.crashing.org>
Subject: Re: [PATCH v2 2/3] sysfs cpu probe/release files

On Wed, Nov 25, 2009 at 01:12:21AM -0600, Nathan Fontenot wrote:
> In order to support kernel DLPAR of CPU resources we need to provide an
> interface to add (probe) and remove (release) the resource from the system.
> This patch Creates new generic probe and release sysfs files to facilitate
> cpu probe/release.  The probe/release interface provides for allowing each
> arch to supply their own routines for implementing the backend of adding
> and removing cpus to/from the system.
>
> This also creates the powerpc specific stubs to handle the arch callouts 
> from writes to the sysfs files.

Can you document these new sysfs files with some information in the
Documentation/ABI/ directory please?

thanks,

greg k-h
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