linux-kernel - Re: [stable] [PATCH] block: include empty disks in /proc/diskstats

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Message-ID: <20090422054103.GS4593@kernel.dk>
Date:	Wed, 22 Apr 2009 07:41:03 +0200
From:	Jens Axboe <jens.axboe@...cle.com>
To:	Chris Wright <chrisw@...s-sol.org>
Cc:	Tejun Heo <tj@...nel.org>,
	Daniel Collins <solemnwarning@...emnwarning.no-ip.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Sam Ravnborg <sam@...nborg.org>, linux-kernel@...r.kernel.org,
	stable@...nel.org
Subject: Re: [stable] [PATCH] block: include empty disks in /proc/diskstats

On Tue, Apr 21 2009, Chris Wright wrote:
> * Tejun Heo (tj@...nel.org) wrote:
> > /proc/diskstats used to show stats for all disks whether they're
> > zero-sized or not and their non-zero partitions.  Commit
> > 074a7aca7afa6f230104e8e65eba3420263714a5 accidentally changed the
> > behavior such that it doesn't print out zero sized disks.  This patch
> > implements DISK_PITER_INCL_EMPTY_PART0 flag to partition iterator and
> > uses it in diskstats_show() such that empty part0 is shown in
> > /proc/diskstats.
> > 
> > Reported and bisectd by Dianel Collins.
> > 
> > Signed-off-by: Tejun Heo <tj@...nel.org>
> > Reported-by: Daniel Collins <solemnwarning@...emnwarning.no-ip.org>
> 
> looks like this isn't upstream yet.

It'll go upstream today or tomorrow.

-- 
Jens Axboe

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