[yocto] Can two build dir of different yocto version share the same download/ and sstate/ dir?

[Paul Eggleton]

Hi Qiang,

On Monday 02 February 2015 17:26:18 Qiang Yu wrote:
> I know two build dir of the same yocto version can share download/ and
> sstate/ dir to speed up build. But what if two build dir of different yocto
> version, like 1.6 and 1.7?

Yes. However, you will probably find you won't get too much benefit from having 
1.6 and 1.7 share SSTATEDIR since the signatures will be different for almost 
everything.

Cheers,
Paul

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Paul Eggleton
Intel Open Source Technology Centre