From: "Michael S. Tsirkin" <mst@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Dmitry Fleytman <dmitry@daynix.com>,
Marcel Apfelbaum <marcel@redhat.com>,
idan brown <idan.brown@ravellosystems.com>,
Shmulik Ladkani <shmulik.ladkani@ravellosystems.com>,
qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH v2 6/6] vmw_pvscsi: Introduce 'x-disable-pcie' backword compatability property
Date: Mon, 14 Dec 2015 20:26:35 +0200 [thread overview]
Message-ID: <20151214202556-mutt-send-email-mst@redhat.com> (raw)
In-Reply-To: <566F04B1.8070204@redhat.com>
On Mon, Dec 14, 2015 at 07:04:33PM +0100, Paolo Bonzini wrote:
>
>
> On 14/12/2015 18:35, Michael S. Tsirkin wrote:
> > > What distinguishes an internal from an external property? Everything
> > > except links to backends would be "internal".
> >
> > How do you mean? We have a ton of properties e.g.
> > to control which offloads are allowed for virtio net.
>
> Why would users set them?
>
> > It's set internally by machine types to avoid breaking
> > migration. I don't see any reason for users to set it.
>
> But they do set it :) albeit only through machine types. I don't think
> it's different from offloads, just much more specialized.
>
> Or do you mean that it could go away if we decide to remove very old
> machine types? I think we would remove compat properties connected to
> those machine types as well, even without "x-".
>
> Paolo
Then we'll break users who set them directly for some reason.
So x- means "not part of stable ABI".
No?
next prev parent reply other threads:[~2015-12-14 18:26 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-13 8:08 [Qemu-devel] [PATCH v2 0/6] pvscsi: Fine-tune device capabilities Shmulik Ladkani
2015-12-13 8:08 ` [Qemu-devel] [PATCH v2 1/6] vmw_pvscsi: Set device subsystem and revision Shmulik Ladkani
2015-12-13 8:08 ` [Qemu-devel] [PATCH v2 2/6] vmw_pvscsi: Change offset of msi pci capability Shmulik Ladkani
2015-12-13 8:08 ` [Qemu-devel] [PATCH v2 3/6] vmw_pvscsi: Introduce 'x-old-pci-configuration' backword compatability property Shmulik Ladkani
2015-12-13 8:08 ` [Qemu-devel] [PATCH v2 4/6] vmw_pvscsi: coding: Introduce PVSCSIClass Shmulik Ladkani
2015-12-13 8:08 ` [Qemu-devel] [PATCH v2 5/6] vmw_pvscsi: The pvscsi device is a PCIE endpoint Shmulik Ladkani
2015-12-14 17:14 ` Paolo Bonzini
2015-12-14 17:31 ` Shmulik Ladkani
2015-12-14 17:37 ` Michael S. Tsirkin
2015-12-14 18:05 ` Paolo Bonzini
2015-12-14 21:01 ` Shmulik Ladkani
2015-12-14 21:10 ` Michael S. Tsirkin
2015-12-15 5:48 ` Shmulik Ladkani
2015-12-14 18:25 ` Marcel Apfelbaum
2015-12-13 8:08 ` [Qemu-devel] [PATCH v2 6/6] vmw_pvscsi: Introduce 'x-disable-pcie' backword compatability property Shmulik Ladkani
2015-12-14 17:07 ` Paolo Bonzini
2015-12-14 17:12 ` Michael S. Tsirkin
2015-12-14 17:28 ` Paolo Bonzini
2015-12-14 17:35 ` Michael S. Tsirkin
2015-12-14 18:04 ` Paolo Bonzini
2015-12-14 18:26 ` Michael S. Tsirkin [this message]
2015-12-15 8:13 ` Shmulik Ladkani
2015-12-13 8:24 ` [Qemu-devel] [PATCH v2 0/6] pvscsi: Fine-tune device capabilities Dmitry Fleytman
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20151214202556-mutt-send-email-mst@redhat.com \
--to=mst@redhat.com \
--cc=dmitry@daynix.com \
--cc=idan.brown@ravellosystems.com \
--cc=marcel@redhat.com \
--cc=pbonzini@redhat.com \
--cc=qemu-devel@nongnu.org \
--cc=shmulik.ladkani@ravellosystems.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.