From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christoph Lameter <clameter@sgi.com>
Subject: Re: [31/36] Large Blocksize: Core piece
Date: Wed, 29 Aug 2007 17:12:48 -0700 (PDT)
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Cc: torvalds@linux-foundation.org, linux-fsdevel@vger.kernel.org,
	linux-kernel@vger.kernel.org, Christoph Hellwig <hch@lst.de>,
	Mel Gorman <mel@skynet.ie>,
	William Lee Irwin III <wli@holomorphy.com>,
	David Chinner <dgc@sgi.com>,
	Jens Axboe <jens.axboe@oracle.com>,
	Badari Pulavarty <pbadari@gmail.com>,
	Maxim Levitsky <maximlevitsky@gmail.com>,
	Fengguang Wu <fengguang.wu@gmail.com>,
	swin wang <wangswin@gmail.com>, totty.lu@gmail.com,
	"H. Peter Anvin" <hpa@zytor.com>, joern@lazybastard.org,
	"Eric W. Biederman" <ebiederm@xmission.com>
To: Mingming Cao <cmm@us.ibm.com>
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On Wed, 29 Aug 2007, Mingming Cao wrote:

> > Known internal limitations:
> > 
> > Ext2            64k
> > XFS             64k
> > Reiserfs        8k
> > Ext3            4k (rumor has it that changing a constant can remove the limit)
> > Ext4            4k
> > 
> 
> There are patches original worked by Takashi Sato to support large block
> size (up to 64k) in ext2/3/4, which addressed the directory issue as
> well. I just forward ported. Will posted it in a separate thread.
> Haven't get a chance to integrated with your patch yet (next step).

Ahh. Great. Keep me posted.