Re: [PATCH 00/44 take 2] [UBI] Unsorted Block Images

From: John Stoffel
Date: Tue Feb 20 2007 - 12:38:22 EST



Artem> This patch-set contains UBI, which stands for Unsorted Block
Artem> Images. This is closely related to the memory technology
Artem> devices Linux subsystem (MTD), so this new piece of software is
Artem> from drivers/mtd/ubi.

Can you define UBI in each and every file you create? This is a
completely unique acronym and I'm sure a bunch of people will be going
"wtf" when they read this, I know I was.

Artem> In short, UBI is kind of LVM layer but for flash (MTD)
Artem> devices. It makes it possible to dynamically create, delete and
Artem> re-size volumes. But the analogy is not full. UBI also takes
Artem> care of wear-leveling and bad eraseblocks handling, so UBI
Artem> completely hides 2 aspects of flash chips which make them very
Artem> difficult to work with:

Neat stuff! Too bad you don't have a more descriptive name for it,
UBI just doesn't seem to have any connection to LVM for Flash plus
wear leveling.

/grin/

John
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