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From: Andi Kleen <andi@firstfloor.org>
To: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: Andi Kleen <andi@firstfloor.org>,
	bjschuma@netapp.com, torvalds@linux-foundation.org,
	linux-nfs@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [regression] NFS readdir change break fully cached nfs root
Date: Tue, 2 Nov 2010 22:15:58 +0100	[thread overview]
Message-ID: <20101102211558.GE2167@basil.fritz.box> (raw)
In-Reply-To: <1288731930.534.1.camel@heimdal.trondhjem.org>

On Tue, Nov 02, 2010 at 05:05:30PM -0400, Trond Myklebust wrote:
> On Tue, 2010-11-02 at 19:00 +0100, Andi Kleen wrote:
> > My NFS root test systems stopped booting with 2.6.37-rc1. It just
> > hangs after entering user space.
> > 
> > The NFS root setup uses a slightly fancy parameter setup to minimize 
> > network traffic:
> > 
> > nfsroot=10.23.204.1:/home/nfsroot/edwin,nocto,acregmin=86400,acregmax=86400,acdirmin=86400,acdirmax=86400 root=/dev/nfs
> > 
> > I bisected it down to this commit from Bryan.
> > 
> > Unfortunately it's not trivially revertable because that conflicts
> > with later patches.
> 
> Does the following patch help?

Yes that fixes it. Thanks. Test system boots again.
-Andi

  reply	other threads:[~2010-11-02 21:16 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-02 18:00 [regression] NFS readdir change break fully cached nfs root Andi Kleen
2010-11-02 21:05 ` Trond Myklebust
2010-11-02 21:15   ` Andi Kleen [this message]
2010-11-03  7:31   ` Benny Halevy
2010-11-03 16:24   ` Nick Bowler
2010-11-04 16:06     ` Trond Myklebust
2010-11-04 18:57       ` Nick Bowler
2010-11-11 19:08       ` Andi Kleen

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