tree 26c534b6cac4cf9e677905de8f2d70452fe729ed
parent f0f6be5a1ea07e4866eb8d5fc7bcceb7a524992f
author Andrew Scull <ascull@google.com> 1545403295 +0000
committer Andrew Scull <ascull@google.com> 1545414014 +0000

Defrag doesn't need to check presence.

The concept of presence is captured in the attribues of a PTE so
blocks with the same attribues all have the same state of presence.

Change-Id: I579ae2b77ddebbe308cffa9bca39931d74f75d63