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Introduce debug flag ForceExtendedUSMBufferSize usage for L0

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Forces extended buffer size by adding pageSize specify by number when
debug flag is >=1 in L0 USM calls

Usage:
ForceExtendedUSMBufferSize=2
size += (2 * pageSize)

Signed-off-by: Krzysztof Gibala <krzysztof.gibala@intel.com>
This commit is contained in:
Krzysztof Gibala
2022-02-07 16:10:45 +00:00
committed by Compute-Runtime-Automation
parent a95198521e
commit f7a5d29085
3 changed files with 68 additions and 1 deletions
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9
level_zero/core/source/context/context_imp.cpp
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@@ -57,6 +57,9 @@ ze_result_t ContextImp::allocHostMem(const ze_host_mem_alloc_desc_t *hostDesc,
size_t size,
size_t alignment,
void **ptr) {
if (NEO::DebugManager.flags.ForceExtendedUSMBufferSize.get() >= 1) {
size += (MemoryConstants::pageSize * NEO::DebugManager.flags.ForceExtendedUSMBufferSize.get());
}
bool relaxedSizeAllowed = NEO::DebugManager.flags.AllowUnrestrictedSize.get();
if (hostDesc->pNext) {
@@ -104,6 +107,9 @@ ze_result_t ContextImp::allocDeviceMem(ze_device_handle_t hDevice,
const ze_device_mem_alloc_desc_t *deviceDesc,
size_t size,
size_t alignment, void **ptr) {
if (NEO::DebugManager.flags.ForceExtendedUSMBufferSize.get() >= 1) {
size += (MemoryConstants::pageSize * NEO::DebugManager.flags.ForceExtendedUSMBufferSize.get());
}
auto device = Device::fromHandle(hDevice);
if (isDeviceDefinedForThisContext(device) == false) {
@@ -185,6 +191,9 @@ ze_result_t ContextImp::allocSharedMem(ze_device_handle_t hDevice,
size_t size,
size_t alignment,
void **ptr) {
if (NEO::DebugManager.flags.ForceExtendedUSMBufferSize.get() >= 1) {
size += (MemoryConstants::pageSize * NEO::DebugManager.flags.ForceExtendedUSMBufferSize.get());
}
auto device = this->devices.begin()->second;
if (hDevice != nullptr) {