JFFS3 & performance

Jörn Engel joern at wohnheim.fh-wedel.de
Wed Jan 12 14:44:51 EST 2005


On Wed, 12 January 2005 20:16:41 +0100, Thomas Gleixner wrote:
> On Wed, 2005-01-12 at 19:40 +0100, Jörn Engel wrote:
> > 
> > Wouldn't that also require a DMZ of some size between static and
> > dynamic data?  For example, 4MB static, 1MB unused, rest dynamic?
> 
> No it does not propagate over blocks of blocks. e.g. inside of 0-255,
> 256-511, ... you have the trouble, but not between those regions.

Ah, ok.  So they simply decided to pack the blocks inside those groups
tighter.  Another way to handle it would be to treat those block
groups as jffs2 eraseblocks.  Should be quite similar to NOR blocks
sizes then.

Jörn

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