On Wed, Oct 18, 2023 at 03:28:16PM +0200, Thomas Huth wrote:
> On 18/10/2023 15.17, Michael S. Tsirkin wrote:
> > On Fri, Oct 06, 2023 at 09:52:47AM +0200, Thomas Huth wrote:
> > > As we've seen in the past, it's useful for deprecating old machine
> > > types to finally be able to get of legacy code or do other clean-ups
> > > (see e.g. commit ea985d235b868047 that was used to drop the PCI code in
> > > the 128k bios binaries to free some precious space in those binaries).
> > > 
> > > So let's continue deprecating the oldest pc machine types. QEMU 2.3
> > > has been released 8 years ago, so that's plenty of time since such
> > > machine types have been used by default, thus deprecating pc-i440fx-2.0
> > > up to pc-i440fx-2.3 should be fine nowadays.
> > > 
> > > Signed-off-by: Thomas Huth <th...@redhat.com>
> > > ---
> > >   docs/about/deprecated.rst | 8 ++++++++
> > >   hw/i386/pc_piix.c         | 1 +
> > >   2 files changed, 9 insertions(+)
> > > 
> > > diff --git a/docs/about/deprecated.rst b/docs/about/deprecated.rst
> > > index e43de9c183..c016bb9b20 100644
> > > --- a/docs/about/deprecated.rst
> > > +++ b/docs/about/deprecated.rst
> > > @@ -277,6 +277,14 @@ deprecated; use the new name ``dtb-randomness`` 
> > > instead. The new name
> > >   better reflects the way this property affects all random data within
> > >   the device tree blob, not just the ``kaslr-seed`` node.
> > > +``pc-i440fx-2.0`` up to ``pc-i440fx-2.3`` (since 8.2)
> > > +'''''''''''''''''''''''''''''''''''''''''''''''''''''
> > > +
> > > +These old machine types are quite neglected nowadays and thus might have
> > > +various pitfalls with regards to live migration. Use a newer machine type
> > > +instead.
> > > +
> > > +
> > >   Backend options
> > >   ---------------
> > 
> > Wait a sec. Which tree is this against?
> 
> It should be against master. The patch still applies cleanly for me... could
> you please double-check whether your master branch is up to date?

It is ... can you rebase on latest and repost?


> > I don't see this context ever since:
> > 
> > commit f59fb1889f480b0324a7ed0404a68ad5a0ad4f6c
> > Author: Thomas Huth <th...@redhat.com>
> > Date:   Mon Jan 17 20:16:39 2022 +0100
> > 
> >      hw/i386/pc_piix: Mark the machine types from version 1.4 to 1.7 as 
> > deprecated
> 
> It's the context that has been left after Paolo moved the previous entries
> from deprecated.rst to removed-features.rst:
> 
>  https://gitlab.com/thuth/qemu/-/commit/ea985d235b868047cb4d8cb5657bc
> 
> > Also, do we intentionally keep 1.8 and 1.9 as not deprecated?
> 
> There never was a QEMU version 1.8 or 1.9, so there were never such machine
> types.
> 
>  Thomas
> 


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