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From: Dave Chinner <david@fromorbit.com>
To: Eric Sandeen <sandeen@sandeen.net>
Cc: Christoph Hellwig <hch@infradead.org>,
	Justin Piszcz <jpiszcz@lucidpixels.com>,
	xfs@oss.sgi.com
Subject: Re: inode64 question
Date: Sat, 27 Sep 2008 11:20:19 +1000	[thread overview]
Message-ID: <20080927012019.GT27997@disturbed> (raw)
In-Reply-To: <48DCF1FE.3080305@sandeen.net>

On Fri, Sep 26, 2008 at 09:30:22AM -0500, Eric Sandeen wrote:
> Christoph Hellwig wrote:
> > On Thu, Sep 25, 2008 at 07:44:33PM -0400, Justin Piszcz wrote:
> >> If I mount the fs with -o inode64, can I mount it again later say under  
> >> knoppix 32bit without any options, will the FS still mount?  The 64-bit  
> >> rescue cd/dvds--I have had problems with to say the least.
> > 
> > Not yet.  I'll hopefully get a patch for it into 2.6.28.
> 
> Actually it *will* at least mount, won't it?  But that's dangerous.  I
> don't think xfs sets any kind of superblock flag saying "I contain
> inodes past 2^32, don't mount on 32-bit boxes" does it?

Right. It will mount, but what happens with inodes past 2^32 is
undefined. You might be lucky - you might not....

Cheers,

Dave.
-- 
Dave Chinner
david@fromorbit.com

      reply	other threads:[~2008-09-27  1:18 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-25 23:44 inode64 question Justin Piszcz
2008-09-26  6:30 ` Christoph Hellwig
2008-09-26 14:30   ` Eric Sandeen
2008-09-27  1:20     ` Dave Chinner [this message]

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