File memory.cpp

namespace faabric

namespace util

Functions

void mergeManyDirtyPages(std::vector<char> &dest, const std::vector<std::vector<char>> &source)

void mergeDirtyPages(std::vector<char> &dest, const std::vector<char> &source)

bool isPageAligned(const void *ptr)

size_t getRequiredHostPages(size_t nBytes)

size_t getRequiredHostPagesRoundDown(size_t nBytes)

size_t alignOffsetDown(size_t offset)

AlignedChunk getPageAlignedChunk(long offset, long length)

MemoryRegion allocatePrivateMemory(size_t size)

MemoryRegion allocateSharedMemory(size_t size)

MemoryRegion allocateVirtualMemory(size_t size)

void claimVirtualMemory(std::span<uint8_t> region)

void mapMemoryPrivate(std::span<uint8_t> target, int fd)

void mapMemoryShared(std::span<uint8_t> target, int fd)

void resizeFd(int fd, size_t size)

void writeToFd(int fd, off_t offset, std::span<const uint8_t> data)

int createFd(size_t size, const std::string &fdLabel)

void appendDataToFd(int fd, std::span<uint8_t> data)

MemoryRegion doAlloc(size_t size, int prot, int flags)

void mapMemory(std::span<uint8_t> target, int fd, int flags)