Merge "Revert "init: Add more diagnostics for signalfd hangs."" am: fa4926a9

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2254119



Change-Id: If6230e00484ec556b5f55298b4d239936ecd437b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>