A grant table is an interface which grants access to memory pages to

virtual machine In computing, a virtual machine (VM) is the virtualization or emulator, emulation of a computer system. Virtual machines are based on computer architectures and provide the functionality of a physical computer. Their implementations may involve ...

s that do not own the pages. Grant tables are implemented on Xen hypervisor.

Applications

Grant tables are generally used in inter-virtual machine communication, when one of the communicating VM's requires pages owned by the other VM.

References

Interfaces Virtual machines {{compu-stub