linux-kernel - Re: [PATCH] [mcelog] Start using the new sysfs tunables location

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Message-ID: <50489853.3050906@linux.vnet.ibm.com>
Date:	Thu, 06 Sep 2012 18:04:27 +0530
From:	"Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com>
To:	Andi Kleen <ak@...ux.intel.com>
CC:	Tony Luck <tony.luck@...il.com>, Andi Kleen <andi@...stfloor.org>,
	bp@...64.org, x86@...nel.org, linux-kernel@...r.kernel.org,
	linux-edac@...r.kernel.org, ananth@...ibm.com
Subject: Re: [PATCH] [mcelog] Start using the new sysfs tunables location

On 09/06/2012 05:58 PM, Andi Kleen wrote:
>> The change is still under discussion. Stage one is to add the new global
>> pathnames in addition to keeping the old per-cpu ones. Also fix all utilities
>> (just mcelog(8) as far as we know) to prefer the new paths.
>
> But why do you even want to change it?  Does it fix anything?
> AFAIK the old setup -- while not being pretty -- works just fine.

The reason for this was explained in this thread:
http://www.mail-archive.com/linux-kernel@vger.kernel.org/msg298302.html

Even if we decide not to remove these tunables from under their current 
per-cpu location, I still think it is much cleaner to have them 
available under /sys/devices/system/machinecheck.


- Naveen

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