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Commit 956c1333 authored by Martijn Coenen's avatar Martijn Coenen
Browse files

Disable the freezer while we're collecting binder interface descriptors. 

These are synchronous calls out from system_server to many processes;
make sure we don't get hung up on them.

Bug: 152294322
Test: N/A
Change-Id: Ie6f9da6c7f5df346cc28e0968f70a898bcd52adf
parent 7f212788

core/java/android/os/BinderProxy.java

+6 −0
Original line number Diff line number Diff line
@@ -251,6 +251,11 @@ public final class BinderProxy implements IBinder { 
                    }

                }

            }

            // For gathering this debug output, we're making synchronous binder calls

            // out of system_server to all processes hosting binder objects it holds a reference to;

            // since some of those processes might be frozen, we don't want to block here

            // forever. Disable the freezer.

            Process.enableFreezer(false);

            for (WeakReference<BinderProxy> weakRef : proxiesToQuery) {

                BinderProxy bp = weakRef.get();

                String key;
@@ -273,6 +278,7 @@ public final class BinderProxy implements IBinder { 
                    counts.put(key, i + 1);

                }

            }

            Process.enableFreezer(true);

            Map.Entry<String, Integer>[] sorted = counts.entrySet().toArray(

                    new Map.Entry[counts.size()]);