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am a4cff88d: Fix issue #18356768: some app process may hang at Runtime#exit...

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* commit 'a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4':
  Fix issue #18356768: some app process may hang at Runtime#exit...
This commit is contained in:
Dianne Hackborn 2014-11-14 01:43:31 +00:00 committed by Android Git Automerger
commit 1f3ac8b42f
3 changed files with 22 additions and 25 deletions
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5
include/private/binder/Static.h
View File

@ -34,11 +34,6 @@ extern Vector<int32_t> gTextBuffers;
extern Mutex gProcessMutex;
extern sp<ProcessState> gProcess;
// For Parcel.cpp
extern Mutex gParcelGlobalAllocSizeLock;
extern size_t gParcelGlobalAllocSize;
extern size_t gParcelGlobalAllocCount;
// For IServiceManager.cpp
extern Mutex gDefaultServiceManagerLock;
extern sp<IServiceManager> gDefaultServiceManager;

36
libs/binder/Parcel.cpp
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@ -75,6 +75,10 @@ struct small_flat_data
namespace android {
static pthread_mutex_t gParcelGlobalAllocSizeLock = PTHREAD_MUTEX_INITIALIZER;
static size_t gParcelGlobalAllocSize = 0;
static size_t gParcelGlobalAllocCount = 0;
void acquire_object(const sp<ProcessState>& proc,
const flat_binder_object& obj, const void* who)
{
@ -305,13 +309,17 @@ Parcel::~Parcel()
}
size_t Parcel::getGlobalAllocSize() {
AutoMutex _l(gParcelGlobalAllocSizeLock);
return gParcelGlobalAllocSize;
pthread_mutex_lock(&gParcelGlobalAllocSizeLock);
size_t size = gParcelGlobalAllocSize;
pthread_mutex_unlock(&gParcelGlobalAllocSizeLock);
return size;
}
size_t Parcel::getGlobalAllocCount() {
AutoMutex _l(gParcelGlobalAllocSizeLock);
return gParcelGlobalAllocCount;
pthread_mutex_lock(&gParcelGlobalAllocSizeLock);
size_t count = gParcelGlobalAllocCount;
pthread_mutex_unlock(&gParcelGlobalAllocSizeLock);
return count;
}
const uint8_t* Parcel::data() const
@ -1511,10 +1519,10 @@ void Parcel::freeDataNoInit()
releaseObjects();
if (mData) {
LOG_ALLOC("Parcel %p: freeing with %zu capacity", this, mDataCapacity);
gParcelGlobalAllocSizeLock.lock();
pthread_mutex_lock(&gParcelGlobalAllocSizeLock);
gParcelGlobalAllocSize -= mDataCapacity;
gParcelGlobalAllocCount--;
gParcelGlobalAllocSizeLock.unlock();
pthread_mutex_unlock(&gParcelGlobalAllocSizeLock);
free(mData);
}
if (mObjects) free(mObjects);
@ -1546,10 +1554,10 @@ status_t Parcel::restartWrite(size_t desired)
if (data) {
LOG_ALLOC("Parcel %p: restart from %zu to %zu capacity", this, mDataCapacity, desired);
gParcelGlobalAllocSizeLock.lock();
pthread_mutex_lock(&gParcelGlobalAllocSizeLock);
gParcelGlobalAllocSize += desired;
gParcelGlobalAllocSize -= mDataCapacity;
gParcelGlobalAllocSizeLock.unlock();
pthread_mutex_unlock(&gParcelGlobalAllocSizeLock);
mData = data;
mDataCapacity = desired;
}
@ -1630,10 +1638,10 @@ status_t Parcel::continueWrite(size_t desired)
mOwner = NULL;
LOG_ALLOC("Parcel %p: taking ownership of %zu capacity", this, desired);
gParcelGlobalAllocSizeLock.lock();
pthread_mutex_lock(&gParcelGlobalAllocSizeLock);
gParcelGlobalAllocSize += desired;
gParcelGlobalAllocCount++;
gParcelGlobalAllocSizeLock.unlock();
pthread_mutex_unlock(&gParcelGlobalAllocSizeLock);
mData = data;
mObjects = objects;
@ -1671,10 +1679,10 @@ status_t Parcel::continueWrite(size_t desired)
if (data) {
LOG_ALLOC("Parcel %p: continue from %zu to %zu capacity", this, mDataCapacity,
desired);
gParcelGlobalAllocSizeLock.lock();
pthread_mutex_lock(&gParcelGlobalAllocSizeLock);
gParcelGlobalAllocSize += desired;
gParcelGlobalAllocSize -= mDataCapacity;
gParcelGlobalAllocSizeLock.unlock();
pthread_mutex_unlock(&gParcelGlobalAllocSizeLock);
mData = data;
mDataCapacity = desired;
} else if (desired > mDataCapacity) {
@ -1706,10 +1714,10 @@ status_t Parcel::continueWrite(size_t desired)
}
LOG_ALLOC("Parcel %p: allocating with %zu capacity", this, desired);
gParcelGlobalAllocSizeLock.lock();
pthread_mutex_lock(&gParcelGlobalAllocSizeLock);
gParcelGlobalAllocSize += desired;
gParcelGlobalAllocCount++;
gParcelGlobalAllocSizeLock.unlock();
pthread_mutex_unlock(&gParcelGlobalAllocSizeLock);
mData = data;
mDataSize = mDataPos = 0;

6
libs/binder/Static.cpp
View File

@ -90,12 +90,6 @@ public:
static LibBinderIPCtStatics gIPCStatics;
// ------------ Parcel.cpp
Mutex gParcelGlobalAllocSizeLock;
size_t gParcelGlobalAllocSize = 0;
size_t gParcelGlobalAllocCount = 0;
// ------------ IServiceManager.cpp
Mutex gDefaultServiceManagerLock;