From: KOSAKI Motohiro <kosaki.motohiro@gmail.com>
To: Konstantin Khlebnikov <khlebnikov@openvz.org>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Andi Kleen <andi@firstfloor.org>
Subject: Re: [PATCH RFC 3/3] proc/smaps: show amount of hwpoison pages
Date: Tue, 1 May 2012 13:35:43 -0400 [thread overview]
Message-ID: <CAHGf_=rWDMMv2dKz3paV2MnjsCNWBa2BaUTi+RnDo8DZ4zEr=g@mail.gmail.com> (raw)
In-Reply-To: <20120430112910.14137.28935.stgit@zurg>
On Mon, Apr 30, 2012 at 7:29 AM, Konstantin Khlebnikov
<khlebnikov@openvz.org> wrote:
> This patch adds line "HWPoinson: <size> kB" into /proc/pid/smaps if
> CONFIG_MEMORY_FAILURE=y and some HWPoison pages were found.
> This may be useful for searching applications which use a broken memory.
I dislike "maybe useful" claim. If we don't know exact motivation of a feature,
we can't maintain them especially when a bugfix can't avoid ABI change.
Please write down exact use case.
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next prev parent reply other threads:[~2012-05-01 17:36 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-30 11:29 [PATCH RFC 1/3] proc/smaps: carefully handle migration entries Konstantin Khlebnikov
2012-04-30 11:29 ` [PATCH RFC 2/3] proc/smaps: show amount of nonlinear ptes in vma Konstantin Khlebnikov
2012-05-01 17:39 ` KOSAKI Motohiro
2012-05-01 17:56 ` Konstantin Khlebnikov
2012-05-01 18:08 ` KOSAKI Motohiro
2012-04-30 11:29 ` [PATCH RFC 3/3] proc/smaps: show amount of hwpoison pages Konstantin Khlebnikov
2012-05-01 17:35 ` KOSAKI Motohiro [this message]
2012-05-01 18:05 ` Konstantin Khlebnikov
2012-05-01 18:14 ` KOSAKI Motohiro
2012-05-31 20:12 ` Andrew Morton
2012-05-01 18:29 ` Andi Kleen
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