Messages in this thread | | | Date | Fri, 09 Jun 2006 14:43:08 -0400 | From | Jeff Garzik <> | Subject | Re: [Ext2-devel] [RFC 0/13] extents and 48bit ext3 |
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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.
Jeff
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