* ggml-virtgpu: add backend documentation
Assisted-by-AI: Claude Code
* CODEOWNERS: add /docs/backend/GGML-VirtGPU/ -> kpouget
* README: add the link to docs/backend/GGML-VirtGPU/ggml-virt.md
* docs/ggml-virt: add link to testing + configuration
* Revert "CODEOWNERS: add /docs/backend/GGML-VirtGPU/ -> kpouget"
This reverts commit 8ece8e72e24d305f308505c08ebb75804546374e.
* drop the ggml- prefix
* s/ggerganov/ggml-org
* Relocate VirtGPU.md
* reorganize the text
* turn turn the ascii diagram into a mermaid
* README.md: update the link to the main doc
* ggml-virtgpu: regenerate_remoting.py: add the ability to deprecate a function
* ggml-virtgpu: deprecate buffer_type is_host remoting
not necessary
* ggml-virtgpu: stop using static vars as cache
The static init isn't thread safe.
* ggml-virtgpu: protect the use of the shared memory to transfer data
* ggml-virtgpu: make the remote calls thread-safe
* ggml-virtgpu: backend: don't continue if couldn't allocate the tensor memory
* ggml-virtgpu: add a cleanup function for consistency
* ggml-virtgpu: backend: don't crash if buft->iface.get_max_size is missing
* fix style and ordering
* Remove the static variable in apir_device_get_count
* ggml-virtgpu: improve the logging
* fix review minor formatting changes
