Limited support of NAND features in MTD.

Jörn Engel joern at logfs.org
Tue Dec 18 09:23:35 EST 2007


On Wed, 12 December 2007 11:51:40 +0000, Alexey Korolev wrote:
> 
> It is not a secret that current MTD supports very limited set of NAND
> features. Some of missed features like partial page read or cached read
> are able to improve file system performance and its implementation do
> not require s/w redesign. 

What does cached read do?

Another feature that could become useful would be the on-chip copying.
With JFFS2 this is rare, but when doing GC or wear leveling in a fashion
that keeps certain alignments intact, it could improve performance.

Jörn

-- 
The cost of changing business rules is much more expensive for software
than for a secretaty.
-- unknown



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