[TYPO3-core] RFC: Fix bug #5152: "Duplicate entry" in cache_pagesection when using frames

[Martin Kutschker]

Michael Stucki schrieb:
> This is a SVN patch request.
> 
> Problem:
> There's a famous "duplicate error" which appears under various
> circumstances. See bug reference for details.
> 
> Solution:
> Actually has been an attempt to cleanup the cache access and also make it
> easier to understand. The solution is of the problem above was just a
> side-effect of it.

Sidenote: the system uses a super-short md5 hash (the first 7 bytes as 
plain integer) for the MPvars. Would it make a difference to move on to 
a full md5 hash here?

Masi