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openmpi/oshmem/shmem/c/shmem_alloc.c

46 строки
978 B
C
Исходник Обычный вид История

/*
* Copyright (c) 2013 Mellanox Technologies, Inc.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "oshmem_config.h"
#include "oshmem/constants.h"
#include "oshmem/include/shmem.h"
#include "oshmem/shmem/shmem_api_logger.h"
#include "oshmem/runtime/runtime.h"
#include "oshmem/mca/memheap/memheap.h"
#if OSHMEM_PROFILING
#pragma weak shmalloc = pshmalloc
#include "oshmem/shmem/c/profile/defines.h"
#endif
void* shmalloc(size_t size)
{
int rc;
void* pBuff = NULL;
RUNTIME_CHECK_INIT();
RUNTIME_CHECK_WITH_MEMHEAP_SIZE(size);
rc = MCA_MEMHEAP_CALL(alloc(size, &pBuff));
if (OSHMEM_SUCCESS != rc) {
SHMEM_API_VERBOSE(10,
"Allocation with shmalloc(size=%lu) failed.",
(unsigned long)size);
return NULL ;
}
#if OSHMEM_SPEC_COMPAT == 1
shmem_barrier_all();
#endif
return pBuff;
}