On Wed, Jun 27, 2018 at 03:02:48PM +0200, Juan Quintela wrote: > Markus Armbruster <[email protected]> wrote: > > Thomas Huth <[email protected]> writes: > > > >> On 27.06.2018 08:51, Gerd Hoffmann wrote: > > [...] > >>> Drop support for 32bit hosts in qemu? > >> > >> I guess the only way to answer that question reliably is to send a patch > >> to mark 32-bit hosts as deprecated... > >> > >> Anyway, you still have got to fix that problem with -m32 now somehow > >> since we certainly can not drop 32-bit immediately. > > > > We certainly can if we want to. > > > > Our formal deprecation policy codifies our compromise between the need > > to evolve QEMU and the need of its users for stable external interfaces. > > > > "Compiles on host X" is also a need, but it's a different one. > > Evidence: "Supported build platforms" has its own appendix, separate > > from "Deprecated features". It's mum on 32-bit hosts. > > > > I'm not saying we *should* drop 32-bit hosts immediately. Only that the > > feature deprecation policy does not apply. > > > > Is QEMU still useful on 32-bit hosts? Honest question! > > At least require 32bits architectures/compilers able to use 64bit > atomics. That leaves us with x86 (depending on compiler). And there > haven't been 32bit x86 hosts since .....
....the most recent machine you bought, since the Intel ME is running on some kind of i486-like CPU behind the back of your main CPU ;-P Regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|
