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

[Igor Mammedov]

On Thu, 28 Nov 2019 13:10:21 -0300
Eduardo Habkost <address@hidden> wrote:

> 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.  
> 
> Can we make this be a "-m" option?
> 
> Or, even better: can we make "-m" options be automatically
> translated to memory-backend-* options somehow?
-m SIZE will be translated to a one of memdev properties,
so new suboption potentially could be an aliased to
another memdev property.