78 行
2.6 KiB
C++
78 行
2.6 KiB
C++
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/*
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* Copyright (C) 2019 Advanced Micro Devices, Inc. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include "KFDMultiProcessTest.hpp"
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void KFDMultiProcessTest::ForkChildProcesses(int nprocesses) {
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int i;
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for (i = 0; i < nprocesses - 1; ++i) {
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pid_t pid = fork();
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ASSERT_GE(pid, 0);
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if (pid == 0) {
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/* Child process */
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/* Cleanup file descriptors copied from parent process
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* then call SetUp->hsaKmtOpenKFD to create new process
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*/
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m_psName = "Test process " + std::to_string(i) + " ";
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TearDown();
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SetUp();
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m_ChildPids.clear();
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m_IsParent = false;
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m_ProcessIndex = i;
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return;
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}
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/* Parent process */
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m_ChildPids.push_back(pid);
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}
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m_psName = "Test process " + std::to_string(i) + " ";
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m_ProcessIndex = i;
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}
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void KFDMultiProcessTest::WaitChildProcesses() {
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if (m_IsParent) {
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/* Only run by parent process */
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int childStatus;
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int childExitOkNum = 0;
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int size = m_ChildPids.size();
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for (HSAuint32 i = 0; i < size; i++) {
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pid_t pid = m_ChildPids.front();
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waitpid(pid, &childStatus, 0);
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if (WIFEXITED(childStatus) == 1 && WEXITSTATUS(childStatus) == 0)
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childExitOkNum++;
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m_ChildPids.erase(m_ChildPids.begin());
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}
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EXPECT_EQ(childExitOkNum, size);
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}
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/* Child process or parent process finished successfully */
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m_ChildStatus = HSAKMT_STATUS_SUCCESS;
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}
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