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Commit 5447df61 authored by Li Li's avatar Li Li Committed by Automerger Merge Worker
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Merge "Freezer kill reason in App Process Kill Stats" into sc-dev am:... 

Merge "Freezer kill reason in App Process Kill Stats" into sc-dev am: a80340f9 am: 74bafb83 am: b0a14c1a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14359202

Change-Id: I8ad5b088b4eca16672587d41c08aad4e8a32ec4a
parents ec1aad79 b0a14c1a

core/java/android/app/ApplicationExitInfo.java

+30 −0
Original line number Diff line number Diff line
@@ -334,6 +334,26 @@ public final class ApplicationExitInfo implements Parcelable { 
     */

    public static final int SUBREASON_CACHED_IDLE_FORCED_APP_STANDBY = 18;



    /**

     * The process was killed because it fails to freeze/unfreeze binder

     * or query binder frozen info while being frozen.

     * this would be set only when the reason is {@link #REASON_FREEZER}.

     *

     * For internal use only.

     * @hide

     */

    public static final int SUBREASON_FREEZER_BINDER_IOCTL = 19;



    /**

     * The process was killed because it receives sync binder transactions

     * while being frozen.

     * this would be set only when the reason is {@link #REASON_FREEZER}.

     *

     * For internal use only.

     * @hide

     */

    public static final int SUBREASON_FREEZER_BINDER_TRANSACTION = 20;



    // If there is any OEM code which involves additional app kill reasons, it should

    // be categorized in {@link #REASON_OTHER}, with subreason code starting from 1000.
@@ -491,6 +511,8 @@ public final class ApplicationExitInfo implements Parcelable { 
        SUBREASON_IMPERCEPTIBLE,

        SUBREASON_REMOVE_LRU,

        SUBREASON_ISOLATED_NOT_NEEDED,

        SUBREASON_FREEZER_BINDER_IOCTL,

        SUBREASON_FREEZER_BINDER_TRANSACTION,

    })

    @Retention(RetentionPolicy.SOURCE)

    public @interface SubReason {}
@@ -1032,6 +1054,8 @@ public final class ApplicationExitInfo implements Parcelable { 
        pw.println(prefix + "  user=" + UserHandle.getUserId(mPackageUid));

        pw.println(prefix + "  process=" + mProcessName);

        pw.println(prefix + "  reason=" + mReason + " (" + reasonCodeToString(mReason) + ")");

        pw.println(prefix + "  subreason=" + mSubReason + " (" + subreasonToString(mSubReason)

                + ")");

        pw.println(prefix + "  status=" + mStatus);

        pw.println(prefix + "  importance=" + mImportance);

        pw.print(prefix + "  pss="); DebugUtils.printSizeValue(pw, mPss << 10); pw.println();
@@ -1055,6 +1079,8 @@ public final class ApplicationExitInfo implements Parcelable { 
        sb.append(" process=").append(mProcessName);

        sb.append(" reason=").append(mReason).append(" (")

                .append(reasonCodeToString(mReason)).append(")");

        sb.append(" subreason=").append(mSubReason).append(" (")

                .append(subreasonToString(mSubReason)).append(")");

        sb.append(" status=").append(mStatus);

        sb.append(" importance=").append(mImportance);

        sb.append(" pss="); DebugUtils.sizeValueToString(mPss << 10, sb);
@@ -1137,6 +1163,10 @@ public final class ApplicationExitInfo implements Parcelable { 
                return "REMOVE LRU";

            case SUBREASON_ISOLATED_NOT_NEEDED:

                return "ISOLATED NOT NEEDED";

            case SUBREASON_FREEZER_BINDER_IOCTL:

                return "FREEZER BINDER IOCTL";

            case SUBREASON_FREEZER_BINDER_TRANSACTION:

                return "FREEZER BINDER TRANSACTION";

            default:

                return "UNKNOWN";

        }

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

+4 −4
Original line number Diff line number Diff line
@@ -927,7 +927,7 @@ public final class CachedAppOptimizer { 
                        + " received sync transactions while frozen, killing");

                app.killLocked("Sync transaction while in frozen state",

                        ApplicationExitInfo.REASON_OTHER,

                        ApplicationExitInfo.SUBREASON_INVALID_STATE, true);

                        ApplicationExitInfo.SUBREASON_FREEZER_BINDER_TRANSACTION, true);

                processKilled = true;

            }
@@ -940,7 +940,7 @@ public final class CachedAppOptimizer { 
                    + app.processName + ". Killing it. Exception: " + e);

            app.killLocked("Unable to query binder frozen stats",

                    ApplicationExitInfo.REASON_OTHER,

                    ApplicationExitInfo.SUBREASON_INVALID_STATE, true);

                    ApplicationExitInfo.SUBREASON_FREEZER_BINDER_IOCTL, true);

            processKilled = true;

        }
@@ -957,7 +957,7 @@ public final class CachedAppOptimizer { 
                    + ". Killing it");

            app.killLocked("Unable to unfreeze",

                    ApplicationExitInfo.REASON_OTHER,

                    ApplicationExitInfo.SUBREASON_INVALID_STATE, true);

                    ApplicationExitInfo.SUBREASON_FREEZER_BINDER_IOCTL, true);

            return;

        }
@@ -1342,7 +1342,7 @@ public final class CachedAppOptimizer { 
                        synchronized (mAm) {

                            proc.killLocked("Unable to freeze binder interface",

                                    ApplicationExitInfo.REASON_OTHER,

                                    ApplicationExitInfo.SUBREASON_INVALID_STATE, true);

                                    ApplicationExitInfo.SUBREASON_FREEZER_BINDER_IOCTL, true);

                        }

                    });

                }