Linux Btrfs filesystem development
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From: Chris Mason <chris.mason@oracle.com>
To: Keith Mannthey <kmannth@us.ibm.com>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: [RFC][PATCH] Sector Size check during Mount
Date: Wed, 30 Nov 2011 10:06:48 -0500	[thread overview]
Message-ID: <20111130150648.GB24338@shiny> (raw)
In-Reply-To: <1322617452.10304.15.camel@keith-laptop>

On Tue, Nov 29, 2011 at 05:44:12PM -0800, Keith Mannthey wrote:
> Gracefully fail when trying to mount a BTRFS file system that has a
> sectorsize smaller than PAGE_SIZE.  
> 
> On PPC it is possible to build a FS while using a 4k PAGE_SIZE kernel
> then boot into a 64K PAGE_SIZE kernel.  Presently open_ctree fails in an
> endless loop and hangs the machine in this situation. 
> 
> My debugging has show this Sector size < Page size to be a non trivial
> situation and a graceful exit from the situation would be nice for the
> time being. 

Thanks.  The large block size patches should finally go into 3.3, which
will make a big difference.

-chris

      reply	other threads:[~2011-11-30 15:06 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-30  1:44 [RFC][PATCH] Sector Size check during Mount Keith Mannthey
2011-11-30 15:06 ` Chris Mason [this message]

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