tree 12448f01ac1f7d4c79ef4b4fbb92f342d90f0245
parent 6cc5927e0d35e2e349268b9688c84f5a28878a10
author Colin Cross <ccross@android.com> 1497397318 -0700
committer Colin Cross <ccross@android.com> 1497549457 -0700

Add a helpful error message if GetUnreachableMemory fails

The primary reason for GetUnreachableMemory failing is selinux
blocking system apps from ptracing themselves.  Add a helpful
error message suggesting setenforce 0.

Bug: 27945735
Test: dumpsys meminfo --unreachable com.android.systemui
Change-Id: Ibfa9507860be36dffd514f82027f7a2f8a72ac48