Re: [PATCH v5 0/8] Configurable policy for handling deprecated interfaces

On Mon, Sep 21, 2020 at 13:45:14 +0100, Richard W.M. Jones wrote: > Some general comments on using the patch: > > * For libguestfs I chose to add > > -compat deprecated-input=reject,deprecated-output=hide > > This is only enabled in developer builds of libguestfs when we > are running qemu directly (not via libvirt). The patch for > this is attached. > > * What's the point/difference in having reject vs crash? I'll be adding the following documentation for the qemu.conf entry in libvirt controling the feature: +# The "reject" option is less harsh towards the VMs but some code paths ignore +# errors reported by qemu and thus it may not be obvious that a deprecated +# command/field was used, thus it's suggested to use the "crash" option instead.