ClPtrT clMemPartRealloc(ClMemPartHandleT handle, ClPtrT memBase, ClUint32T size)
{
MEM_PART_STATS memPartStats;
ClPtrT mem = NULL;
ClMemPartT *pMemPart = NULL;
ClRcT rc = CL_OK;
if(!(pMemPart = (ClMemPartT*)handle) )
return NULL;
if(!size) size = 16;
clOsalMutexLock(&pMemPart->mutex);
if(memPartInfoGet(pMemPart->partId, &memPartStats) == ERROR)
{
clOsalMutexUnlock(&pMemPart->mutex);
CL_DEBUG_PRINT(CL_DEBUG_ERROR, ("memPartInfoGet for size [%d] failed with [%s]\n", size, strerror(errno)));
return mem;
}
if(size >= memPartStats.numBytesFree)
{
if( (rc = clMemPartExpand(pMemPart, CL_MEM_PART_EXPANSION_SIZE) ) != CL_OK)
{
/* do nothing now and fall back to realloc.*/
}
}
mem = memPartRealloc(pMemPart->partId, memBase, size);
clOsalMutexUnlock(&pMemPart->mutex);
if(!mem)
{
CL_DEBUG_PRINT(CL_DEBUG_ERROR, ("Mem part realloc failure for size [%d]\n", size));
CL_ASSERT(0);
}
return mem;
}
/*-------------------------------------------------------- */
void *
realloc(void *ptr, size_t nBytes)
{
return memPartRealloc(memSysPartId,ptr,nBytes);
}