Remove not needed mutex from memory manager

Change-Id: Ia362b8fa400bcd2f97d779296af12e13e138792d
Signed-off-by: Mateusz Jablonski <mateusz.jablonski@intel.com>

Author: JablonskiMateusz

runtime/memory_manager/memory_manager.cpp

@@ -115,7 +115,6 @@ GraphicsAllocation *MemoryManager::allocateGraphicsMemoryForSVM(size_t size, boo
 }
 
 GraphicsAllocation *MemoryManager::allocateGraphicsMemory(size_t size, const void *ptr, bool forcePin) {
-    std::lock_guard<decltype(mtx)> lock(mtx);
     if (deferredDeleter) {
         deferredDeleter->drain(true);
     }
@@ -148,17 +147,14 @@ void MemoryManager::freeSystemMemory(void *ptr) {
 }
 
 void MemoryManager::storeAllocation(std::unique_ptr<GraphicsAllocation> gfxAllocation, uint32_t allocationUsage) {
-    std::lock_guard<decltype(mtx)> lock(mtx);
     getCommandStreamReceiver(0)->getInternalAllocationStorage()->storeAllocation(std::move(gfxAllocation), allocationUsage);
 }
 
 void MemoryManager::storeAllocation(std::unique_ptr<GraphicsAllocation> gfxAllocation, uint32_t allocationUsage, uint32_t taskCount) {
-    std::lock_guard<decltype(mtx)> lock(mtx);
     getCommandStreamReceiver(0)->getInternalAllocationStorage()->storeAllocationWithTaskCount(std::move(gfxAllocation), allocationUsage, taskCount);
 }
 
 std::unique_ptr<GraphicsAllocation> MemoryManager::obtainReusableAllocation(size_t requiredSize, bool internalAllocation) {
-    std::lock_guard<decltype(mtx)> lock(mtx);
     return getCommandStreamReceiver(0)->getInternalAllocationStorage()->obtainReusableAllocation(requiredSize, internalAllocation);
 }
 
@@ -186,13 +182,11 @@ void MemoryManager::applyCommonCleanup() {
 }
 
 bool MemoryManager::cleanAllocationList(uint32_t waitTaskCount, uint32_t allocationUsage) {
-    std::lock_guard<decltype(mtx)> lock(mtx);
     getCommandStreamReceiver(0)->getInternalAllocationStorage()->cleanAllocationsList(waitTaskCount, allocationUsage);
     return false;
 }
 
 void MemoryManager::freeAllocationsList(uint32_t waitTaskCount, AllocationsList &allocationsList) {
-    std::lock_guard<decltype(mtx)> lock(mtx);
     getCommandStreamReceiver(0)->getInternalAllocationStorage()->freeAllocationsList(waitTaskCount, allocationsList);
 }
 

runtime/memory_manager/memory_manager.h

@@ -257,7 +257,6 @@ class MemoryManager {
                                   const void *hostPtr, size_t size, GraphicsAllocation::AllocationType type);
 
     GraphicsAllocation *allocateGraphicsMemory(const AllocationData &allocationData);
-    std::recursive_mutex mtx;
     std::unique_ptr<TagAllocator<HwTimeStamps>> profilingTimeStampAllocator;
     std::unique_ptr<TagAllocator<HwPerfCounter>> perfCounterAllocator;
     std::unique_ptr<TagAllocator<TimestampPacket>> timestampPacketAllocator;