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Commit 923208e8 authored by Treehugger Robot's avatar Treehugger Robot Committed by Gerrit Code Review
Browse files

Merge "ActivityManager: Fix slow-app ANR dumping"

parents b5dda0e3 ae5bcc56

services/core/java/com/android/server/am/ActivityManagerService.java

+6 −16
Original line number Original line Diff line number Diff line
@@ -5772,22 +5772,15 @@ public class ActivityManagerService extends IActivityManager.Stub 
        if (true || Build.IS_USER) {

        if (true || Build.IS_USER) {

            return;

            return;

        }

        }

        String tracesPath = SystemProperties.get("dalvik.vm.stack-trace-file", null);

        if (tracesPath == null || tracesPath.length() == 0) {

            return;

        }

















        StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskReads();







        StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskReads();











        StrictMode.allowThreadDiskWrites();







        StrictMode.allowThreadDiskWrites();











        try {







        try {











            final File tracesFile = new File(tracesPath);







            File tracesDir = new File("/data/anr");











            final File tracesDir = tracesFile.getParentFile();







            File tracesFile = null;











            final File tracesTmp = new File(tracesDir, "__tmp__");














            try {







            try {











                if (tracesFile.exists()) {







                tracesFile = File.createTempFile("app_slow", null, tracesDir);











                    tracesTmp.delete();

















                    tracesFile.renameTo(tracesTmp);














                }














                StringBuilder sb = new StringBuilder();







                StringBuilder sb = new StringBuilder();











                Time tobj = new Time();







                Time tobj = new Time();











                tobj.set(System.currentTimeMillis());







                tobj.set(System.currentTimeMillis());









@@ -5804,14 +5797,14 @@ public class ActivityManagerService extends IActivityManager.Stub









                fos.close();







                fos.close();











                FileUtils.setPermissions(tracesFile.getPath(), 0666, -1, -1); // -rw-rw-rw-







                FileUtils.setPermissions(tracesFile.getPath(), 0666, -1, -1); // -rw-rw-rw-











            } catch (IOException e) {







            } catch (IOException e) {











                Slog.w(TAG, "Unable to prepare slow app traces file: " + tracesPath, e);







                Slog.w(TAG, "Unable to prepare slow app traces file: " + tracesFile, e);











                return;







                return;











            }







            }



























            if (app != null) {







            if (app != null) {











                ArrayList<Integer> firstPids = new ArrayList<Integer>();







                ArrayList<Integer> firstPids = new ArrayList<Integer>();











                firstPids.add(app.pid);







                firstPids.add(app.pid);











                dumpStackTraces(tracesPath, firstPids, null, null);







                dumpStackTraces(tracesFile.getAbsolutePath(), firstPids, null, null);











            }







            }



























            File lastTracesFile = null;







            File lastTracesFile = null;









@@ -5829,9 +5822,6 @@ public class ActivityManagerService extends IActivityManager.Stub









                lastTracesFile = curTracesFile;







                lastTracesFile = curTracesFile;











            }







            }











            tracesFile.renameTo(curTracesFile);







            tracesFile.renameTo(curTracesFile);











            if (tracesTmp.exists()) {














                tracesTmp.renameTo(tracesFile);














            }














        } finally {







        } finally {











            StrictMode.setThreadPolicy(oldPolicy);







            StrictMode.setThreadPolicy(oldPolicy);











        }







        }