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DateWed, 29 Aug 2007 17:59:58 -0700 (PDT)
FromChristoph Lameter <>
SubjectRe: [RFC 1/4] Large Blocksize support for Ext2/3/4
On Wed, 29 Aug 2007, Mingming Cao wrote:

> It's quite simple to support large block size in ext2/3/4, mostly just
> enlarge the block size limit.  But it is NOT possible to have 64kB
> blocksize on ext2/3/4 without some changes to the directory handling
> code.  The reason is that an empty 64kB directory block would have a
> rec_len == (__u16)2^16 == 0, and this would cause an error to be hit in
> the filesystem.  The proposed solution is to put 2 empty records in such
> a directory, or to special-case an impossible value like rec_len =
> 0xffff to handle this. 

Ahh. Good.

I could add the path to the large blocksize patchset?

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