JFFS3 & performance
Jörn Engel
joern at wohnheim.fh-wedel.de
Wed Jan 19 11:31:23 EST 2005
On Wed, 19 January 2005 15:51:14 +0000, Artem B. Bityuckiy wrote:
> >
> Hmm. Don't know if this good.
>
> In case of network CRCs are always needed and the algorithm is the same.
>
> In our case MTD is not dedicated to JFFS2. It is consceptually wrong to
> implement this on MTD layer. This implies one more operation to drivers...
> And then one may want to use another checksum algorith.... Implement yet
> another operation? Doubts... (even understanding that this may lead to
> better performance...). Thinking more needed.
Yup, it's fairly ugly. Some ugliness in the name of performance is
fine, so benchmarks should decide.
Jörn
--
More computing sins are committed in the name of efficiency (without
necessarily achieving it) than for any other single reason - including
blind stupidity.
-- W. A. Wulf
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