linux-ext4 - Re: [PATCH 3/3] mke2fs: document bigalloc and cluster-size

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Date:	Tue, 15 Jan 2013 15:38:47 -0500
From:	Phillip Susi <psusi@...ntu.com>
To:	Theodore Ts'o <tytso@....edu>
CC:	Zheng Liu <gnehzuil.liu@...il.com>, linux-ext4@...r.kernel.org,
	Zheng Liu <wenqing.lz@...bao.com>
Subject: Re: [PATCH 3/3] mke2fs: document bigalloc and cluster-size

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On 1/15/2013 2:57 PM, Theodore Ts'o wrote:
> So bigalloc is basically a hack because it was easier to make this 
> change in the file system than it is to deal with block sizes
> greater than the page size.

If it is only to get around the mm pagesize limit, then why not just
have the fs automatically lie to the kernel about the block size and
shift the references back and forth on the fly when it detects a
larger blocksize?


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