On 27.06.2018 13:08, Alex Bennée wrote: > > Thomas Huth <[email protected]> writes: > >> On 27.06.2018 09:57, Markus Armbruster 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. >> >> Theoretically I'd agree, but actually it's more than that: If we drop >> support for 32-bit hosts, we could also drop the qemu-system-i386, >> qemu-system-ppc and qemu-system-arm targets, since qemu-system-x86_64, >> qemu-system-ppc64 and qemu-system-aarch64 are a clear superset of >> these. > > Hmm not quite - not building on HOST != not wanting to run GUEST > > While I'm unlikely to build on a 32 bit ARM system I run 32 bit guests > all the time.
But you can also run 32-bit ARM guests with qemu-system-aarch64, can't you? Thomas
