DeviceMemory#

#include <DeviceMemory.h>

How to cite this class in this doc#

RST

:ref:`DeviceMemory <class-devicememory>`

Markdown

[DeviceMemory](#class-devicememory)

DeviceMemory

DeviceMemory::DeviceMemory()=delete

add

void DeviceMemory::add(void *ptr, void *device_ptr, trustIdType bytes)

Add a new line to the memory_map_ ptr should be non - null, device_ptr and size may be null

addrOnDevice

void * DeviceMemory::addrOnDevice(void *)

Return the device address of the host ptr Return nullptr if ptr null or map empty Fatal error if address not found on the device

allocatedBytesOnDevice

size_t DeviceMemory::allocatedBytesOnDevice()

del

void DeviceMemory::del(void *ptr)

Delete a line into the memory_map_

deviceMemGetInfo

size_t DeviceMemory::deviceMemGetInfo(bool)

getMemoryMap

static map_t & DeviceMemory::getMemoryMap()

isAllocatedOnDevice

bool DeviceMemory::isAllocatedOnDevice(void *)

Check if a chunk (even empty) is allocated on the device for the host ptr Return true/false

printMemoryMap

void DeviceMemory::printMemoryMap()

Print the memory map for debug

warning

bool DeviceMemory::warning(trustIdType nb_items)

internal_items_size_ (public)

trustIdType DeviceMemory::internal_items_size_ = 1e9

nb_pas_dt_ (public)

int DeviceMemory::nb_pas_dt_ = - 1

initial_free_ (private)

size_t DeviceMemory::initial_free_ = 0

memory_map_ (private)

map_t DeviceMemory::memory_map_