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Date: Tue, 17 Aug 2010 11:40:38 -0400
From: Christoph Hellwig <hch@infradead.org>
To: Greg KH <gregkh@suse.de>
Cc: Nelson Zhang <nxz@cypress.com>, "'David Cross'" <david.cross@cypress.com>,
        hirofumi@mail.parknet.co.jp, linux-kernel@vger.kernel.org
Subject: Re: EXPORT_SYMBOL(fat_get_block)
Message-ID: <20100817154038.GA29448@infradead.org>
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On Tue, Aug 17, 2010 at 07:54:03AM -0700, Greg KH wrote:
> On Mon, Aug 16, 2010 at 06:57:54AM +0800, Nelson Zhang wrote:
> > Hi David, Greg,
> > 
> > What I have done so far is following:
> > 
> > 1. Open a file 
> > 2. Seek to the end of file
> 
> That just created a "sparse file"

Not on FAT which doesn't support sparse files.