JFFS3 & performance

Jörn Engel joern at wohnheim.fh-wedel.de
Thu Jan 13 11:13:03 EST 2005


On Thu, 13 January 2005 15:49:09 +0000, David Woodhouse wrote:
> On Thu, 2005-01-13 at 16:40 +0100, Jörn Engel wrote:
> > 
> > 2) Last node per erase block is a special endmarker node, similar to
> >    cleanmarkers.
> > 
> > 3) During unmount, an endmarker is written to the end of all
> >    partially-filled erase blocks.
> 
> This ties in quite nicely with the checkpointing where such a per-block
> 'endmarker' would contain a summary of what the mount code would glean
> by reading through that eraseblock.

Sounds like "design makes sense, please send patches". :)

Would this also allow us to use adler32/adler32r as checksum
algorithm?

Jörn

-- 
Write programs that do one thing and do it well. Write programs to work
together. Write programs to handle text streams, because that is a
universal interface. 
-- Doug MacIlroy




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