Consume the first sample of KernelUidCpuTimeReader

If the system_server crashes, when it starts back up
it will assume that the entries in kernelUidCpuTimeReader
are all fresh and we will end up double counting cpu time
and power.

Bug:29163081
Change-Id: I73e693199c170229af57efd610950e90263ac9bc

parent 00681d0e

core/java/com/android/internal/os/KernelUidCpuTimeReader.java

+2 −1

Original line number	Diff line number	Diff line
		@@ -84,7 +84,8 @@ public class KernelUidCpuTimeReader {
		powerMaUs = 0;
		}

		if (callback != null) {
		// Only report if there is a callback and if this is not the first read.
		if (callback != null && mLastTimeReadUs != 0) {
		long userTimeDeltaUs = userTimeUs;
		long systemTimeDeltaUs = systemTimeUs;
		long powerDeltaMaUs = powerMaUs;