Re: [PATCH] KVM: s390: Disable CONFIG_S390_GUEST_OLD_TRANSPORT by default

Heiko Carstens
2017-09-26T11:04:03Z

On Tue, Sep 26, 2017 at 12:57:26PM +0200, Thomas Huth wrote:
> On 26.09.2017 12:47, Heiko Carstens wrote:
> > So it's going to be removed with the next merge window.
> > Where is the patch? ;)
>
> Hmm, so far the code was always enabled by default, so in the unlikely
> case that somebody is still using it, they might not have noticed that
> this is marked as deprecated. So maybe it's better to keep the code for
> two more released, but disable it by default, so that people have time
> to realize that it is going away? ... just my 0.02 € ... but if you
> prefer, I can also write a patch that removes it immediately instead.

Switching the default from yes to no won't prevent anybody from selecting
it again. So I don't see any value in waiting even longer.

Besides the original commit already printed a message to the console that
the transport is deprecated.
See commit 3b2fbb3f06ef ("virtio/s390: deprecate old transport").