Axis log based flash filesystem ported to 2.3 and MTD
alex at cendio.se
Mon Mar 27 03:35:49 EST 2000
On Mon, 27 Mar 2000, David Woodhouse wrote:
> Forgive me for reposting private mails to the list, but it seems that some
> introductions are in order....
> alex at cendio.se said (re Axis' JFFS):
> > This filesystem is really needed since the ftl layer has patent
> > problem and this one seems totally free.
> sanders at mvista.com said:
> > From what little I understand about the M-systems' patent, it
> > basically patented the idea of using an array to do the translation
> > and I would guess that Axis' work would violate that.
While i haven't read the M-systems patent I think the Axis fs doesn't
violate it, because it uses no translation array. It is a fully
log-structured filesystem directly on the flash memory, and not a flash to
block device translator.
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