gilbertlee-amd
3e62ceddc5
* Adding experimental clique-based kernels (opt-in only) Co-authored-by: Stanley Tsang <stanley.tsang@amd.com> Co-authored-by: Gilbert Lee <gilbert.lee@amd.com> Co-authored-by: Wenkai Du <43822138+wenkaidu@users.noreply.github.com> Co-authored-by: Stanley Tsang <stanley.tsang@amd.com> Co-authored-by: Wenkai Du <43822138+wenkaidu@users.noreply.github.com>
46 рядки
1.6 KiB
C++
46 рядки
1.6 KiB
C++
/*
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Copyright (c) 2020 Advanced Micro Devices, Inc. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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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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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 THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#include "ShmObject.h"
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#include <string>
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// Template specializations for sem_t objects which require additional initialization
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template<>
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ncclResult_t ShmObject<sem_t>::Close()
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{
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size_t numMutexes = m_shmSize / sizeof(sem_t);
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for (size_t i = 0; i < numMutexes; i++)
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{
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sem_destroy(static_cast<sem_t*>(&m_shmPtr[i]));
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}
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int retVal = shm_unlink(m_shmName.c_str());
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if (retVal == -1 && errno != ENOENT)
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{
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WARN("Call to shm_unlink in ShmObject failed : %s", strerror(errno));
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return ncclSystemError;
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}
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return ncclSuccess;
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}
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