Re: [PATCH 0/2] RFC: add -mem-shared option

[Gerd Hoffmann]

On Thu, Nov 28, 2019 at 06:15:16PM +0400, Marc-André Lureau wrote:
> Hi,
> 
> Setting up shared memory for vhost-user is a bit complicated from
> command line, as it requires NUMA setup such as: m 4G -object
> memory-backend-file,id=mem,size=4G,mem-path=/dev/shm,share=on -numa
> node,memdev=mem.
> 
> Instead, I suggest to add a -mem-shared option for non-numa setups,
> that will make the -mem-path or anonymouse memory shareable.

Is it an option to just use memfd by default (if available)?

cheers,
  Gerd