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SubjectRe: [Ext2-devel] [RFC 0/13] extents and 48bit ext3
Alex Tomas wrote:
>>>>>> Linus Torvalds (LT) writes:
> LT> My point is, maintaining two different pieces is SIMPLER.
> "different" is a key word here. why should we copy most of ext3 code
> into ext4?
> LT> It would be bigger, if you made ext3 do 48-bit block numbers.
> nope, we re-use existing i_data w/o any changes. yes, we've made
> inode a bit larger to cache last found extent. this improves
> performance in some workloads noticable though.
> LT> See? ext3 would become strictly _worse_ for the majority of users, who
> LT> wouldn't get any advantage. That's my point.
> would "#if CONFIG_EXT3_EXTENTS" be a good solution then?

No, that would be worse.


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