linux-kernel - Re: [PATCH 1/2] param: allow omitting set() methods for truly read-only params

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Date:	Wed, 11 Aug 2010 20:19:01 +0930
From:	Rusty Russell <rusty@...tcorp.com.au>
To:	Dmitry Torokhov <dtor@...are.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Len Brown <lenb@...nel.org>
Subject: Re: [PATCH 1/2] param: allow omitting set() methods for truly read-only params

On Wed, 11 Aug 2010 05:05:51 pm Dmitry Torokhov wrote:
> On Aug 10, 2010, at 6:39 PM, "Rusty Russell" <rusty@...tcorp.com.au> wrote:
> > On Wed, 11 Aug 2010 04:28:44 am Dmitry Torokhov wrote:
> >> Certain "parameters", such as acpica version and upcoming VMware  
> >> Balloon version, are need to be purely read-only. 
> >
> > Your followup patch uses this for version, but the version is already
> > in /sys/module/vmware_balloon/version as is standard with modules, no?
> 
> That version attribute is not present if the driver is built-in, only  
> parameters are visible in both cases.

You know what I'm going to say now then, don't you? :)

Thanks,
Rusty.
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