(patch) hpjyg09: bcache optimizations

[Jimmy Guo]

Given the questions and concerns over this patch, I will 'hash' it a bit
more in the direction as suggested here ... just ignore this patch.

- Jimmy Guo

>Yes, this is more work than commenting it out.  But we can't
>perpetually choose the quick fix over the real cure.  Especially when
>the quick fix adds complexity, like more CPP conditionals and target
>parameters that aren't target parameters.
>
>In this light, I don't think we should apply this patch.