commit 8057133d49ab3243de54333012ce5ee8fece5381
author Adam Lesinski <adamlesinski@google.com> Fri Sep 18 14:56:34 2015 -0700
committer Adam Lesinski <adamlesinski@google.com> Fri Sep 18 14:56:34 2015 -0700
tree e9c28572a36528ea27a145f771ac74fead49a14c
parent 6832f39416cbe2cc9655af4eabefe39c5d272254

Fix crash when no power_profile is specified

Always connected devices don't have power_profiles,
so handle the case where the default cpu speed count of
1 is used on a device with more cpu speeds.

Bug:23776983
Change-Id: Ifdddad2f28eea5b730833622a6b6043b3086efd2

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

diff --git a/core/java/com/android/internal/os/KernelCpuSpeedReader.java b/core/java/com/android/internal/os/KernelCpuSpeedReader.java
index e16ae0b..5b776ac 100644
--- a/core/java/com/android/internal/os/KernelCpuSpeedReader.java
+++ b/core/java/com/android/internal/os/KernelCpuSpeedReader.java
@@ -58,7 +58,7 @@
             TextUtils.SimpleStringSplitter splitter = new TextUtils.SimpleStringSplitter(' ');
             String line;
             int speedIndex = 0;
-            while ((line = reader.readLine()) != null) {
+            while (speedIndex < mLastSpeedTimes.length && (line = reader.readLine()) != null) {
                 splitter.setString(line);
                 Long.parseLong(splitter.next());
 

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

diff --git a/core/java/com/android/internal/os/KernelUidCpuTimeReader.java b/core/java/com/android/internal/os/KernelUidCpuTimeReader.java
index 0df78ed..5d3043c 100644
--- a/core/java/com/android/internal/os/KernelUidCpuTimeReader.java
+++ b/core/java/com/android/internal/os/KernelUidCpuTimeReader.java
@@ -137,7 +137,7 @@
                 mLastPowerMaUs.put(uid, powerMaUs);
             }
         } catch (IOException e) {
-            Slog.e(TAG, "Failed to read uid_cputime", e);
+            Slog.e(TAG, "Failed to read uid_cputime: " + e.getMessage());
         }
         mLastTimeReadUs = nowUs;
     }