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validate internal handle for ipc event pools

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Related-To: NEO-7636

Signed-off-by: Zbigniew Zdanowicz <zbigniew.zdanowicz@intel.com>
This commit is contained in:
Zbigniew Zdanowicz
2023-01-17 18:29:06 +00:00
committed by Compute-Runtime-Automation
parent 23b1f74615
commit f4b7a63a35
2 changed files with 67 additions and 24 deletions
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12
level_zero/core/source/context/context_imp.cpp
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@@ -594,27 +594,19 @@ ze_result_t EventPool::closeIpcHandle() {
}
ze_result_t EventPool::getIpcHandle(ze_ipc_event_pool_handle_t *ipcHandle) {
// L0 uses a vector of ZE_MAX_IPC_HANDLE_SIZE bytes to send the IPC handle, i.e.
// char data[ZE_MAX_IPC_HANDLE_SIZE];
// First four bytes (which is of size sizeof(int)) of it contain the file descriptor
// associated with the dma-buf,
// Rest is payload to communicate extra info to the other processes.
// For the event pool, this contains:
// - the number of events the pool has.
// - the id for the device used during pool creation
if (!this->isShareableEventMemory) {
return ZE_RESULT_ERROR_UNSUPPORTED_FEATURE;
}
IpcEventPoolData &poolData = *reinterpret_cast<IpcEventPoolData *>(ipcHandle->data);
poolData = {};
this->eventPoolAllocations->getDefaultGraphicsAllocation()->peekInternalHandle(this->context->getDriverHandle()->getMemoryManager(), poolData.handle);
poolData.numEvents = this->numEvents;
poolData.rootDeviceIndex = this->getDevice()->getRootDeviceIndex();
poolData.isDeviceEventPoolAllocation = this->isDeviceEventPoolAllocation;
poolData.isHostVisibleEventPoolAllocation = this->isHostVisibleEventPoolAllocation;
return ZE_RESULT_SUCCESS;
int retCode = this->eventPoolAllocations->getDefaultGraphicsAllocation()->peekInternalHandle(this->context->getDriverHandle()->getMemoryManager(), poolData.handle);
return retCode == 0 ? ZE_RESULT_SUCCESS : ZE_RESULT_ERROR_OUT_OF_HOST_MEMORY;
}
ze_result_t ContextImp::openEventPoolIpcHandle(const ze_ipc_event_pool_handle_t &ipcEventPoolHandle,