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SubjectRe: Caches, page coloring, virtual indexed caches, and more

> Did you find any software that breaks due to the additional restriction
> on the virtual addresses of mappings?

Not yet. A good test of shared mmap coherency is a recent samba
(2.2 and above) that uses tdb. Tdb relies on shared mmaps heavily and
uncovered the bug when running on a dual ultrasparc pretty quickly.

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