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VM_MAXUSER_ADDRESS is highest page start, not highest address.

Description

VM_MAXUSER_ADDRESS is highest page start, not highest address.

In case a single page mapping is requested first, which might overlap the user
address space, fix the device map block to the next page.

Details

Provenance
jhibbitsAuthored on
Parents
rS297784: Restructure device mappings for Book-E.
Branches
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Tags
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