linux-kernel - Re: [PATCH] [11/19] HWPOISON: Refactor truncate to allow direct truncating of page v2

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Message-ID: <20090806120417.GC22124@basil.fritz.box>
Date:	Thu, 6 Aug 2009 14:04:17 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Martin Schwidefsky <schwidefsky@...ibm.com>
Cc:	Nick Piggin <npiggin@...e.de>, Andi Kleen <andi@...stfloor.org>,
	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, fengguang.wu@...el.com,
	hidehiro.kawai.ez@...achi.com, linux-arch@...r.kernel.org
Subject: Re: [PATCH] [11/19] HWPOISON: Refactor truncate to allow direct
	truncating of page v2

> This is not relevant for s390, as current machines do transparent memory
> sparing if a memory module goes bad. Really old machines reported bad
> memory to the OS by means of a machine check (storage error uncorrected
> and storage error corrected). I have never seen this happen, the level
> below the OS deals with these errors for us.

Ok fine. It's for the poorer cousins then who can't afford memory mirroring.

-Andi

-- 
ak@...ux.intel.com -- Speaking for myself only.
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