tree 5949c3135e3f97fcac02914fa71cf9cbc877f00d
parent 34d18afd687bda4c0263864819da7d630beb48c5
author Dustin Green <dustingreen@google.com> 1635381406 +0000
committer releases-try-builder <releases-try-builder@fuchsia-infra.iam.gserviceaccount.com> 1635504344 +0000

[sysmem] Add sysmem unused_page_check

We'll be checking unused pages to make sure they're
not being modified by DMA-write-after-free.  The
logging to Cobalt will be buffered to avoid spamming
Cobalt.

Bug: fxbug.dev/86491
Change-Id: I5bd391900de0f3d56fdf59e34e54916dc5938e15
Reviewed-on: https://fuchsia-review.googlesource.com/c/cobalt-registry/+/594001
Reviewed-by: Cameron Dale <camrdale@google.com>
Reviewed-by: John Bauman <jbauman@google.com>
Privacy-Approval: Cameron Dale <camrdale@google.com>
Commit-Queue: Dustin Green <dustingreen@google.com>
(cherry picked from commit e315d0481fb36fe978b75f2e53b855d66ce5f4a1)