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-rw-r--r--services/core/java/com/android/server/am/BatteryStatsService.java5
1 files changed, 4 insertions, 1 deletions
diff --git a/services/core/java/com/android/server/am/BatteryStatsService.java b/services/core/java/com/android/server/am/BatteryStatsService.java
index d09ca5cadfe7..7c84b7230816 100644
--- a/services/core/java/com/android/server/am/BatteryStatsService.java
+++ b/services/core/java/com/android/server/am/BatteryStatsService.java
@@ -843,7 +843,10 @@ public final class BatteryStatsService extends IBatteryStats.Stub
final long sessionStart = mBatteryUsageStatsStore
.getLastBatteryUsageStatsBeforeResetAtomPullTimestamp();
- final long sessionEnd = mStats.getStartClockTime();
+ final long sessionEnd;
+ synchronized (mStats) {
+ sessionEnd = mStats.getStartClockTime();
+ }
final BatteryUsageStatsQuery queryBeforeReset =
new BatteryUsageStatsQuery.Builder()
.setMaxStatsAgeMs(0)