Consider adding further qemu modules that depend on universe

Bug #1988704 reported by Christian Ehrhardt 
12
This bug affects 2 people
Affects Status Importance Assigned to Milestone
qemu (Ubuntu)
Fix Released
Medium
Unassigned

Bug Description

The pattern is pretty established to try to create something like a -extra or -uncommon package to provide the features requiring universe packages for optional use (via a suggest).

That is still good (by default only well supported backends are available) but nicer to users that need any such feature.

With the recent change of our qemu builds going all in on more modular builds it might be possible to enable several of them and clearly worth a try.

Candidates:
 19 # libcapstone is in universe in ubuntu
 20 :debian:# --enable-capstone=system
 21 :debian: libcapstone-dev (>> 4.0.2~),

 58 :debian:# --enable-libnfs
 59 :debian: libnfs-dev,

 92 # vde is debian-only since ubuntu/vde2 is in universe
 93 :debian:# --enable-vde
 94 :debian: libvdeplug-dev,

If either of them turn into modules (instead of changes to the core binary) we could consider adding them this way.

Tags: qemu-23.04

Related branches

Changed in qemu (Ubuntu):
status: New → Triaged
importance: Undecided → Medium
tags: added: qemu-23.04
Revision history for this message
Christian Ehrhardt  (paelzer) wrote :
Revision history for this message
Christian Ehrhardt  (paelzer) wrote :

capstone is still in universe and ends up directly in the binaries of qemu-system*, qemu-user* - so we can't enable that.
Since no one asked for it providing a case worth the effort, I'm not triggering an MIR for it.

vde2/libvdeplug-dev is in universe, but despite being a storage backend it does not end in the build as a module - instead [1] shows that its dependencies end up directly in the qemu-system-* binaries - so we can't enable that without an MIR.
Since no one asked for it providing a case worth the effort, I'm not triggering an MIR for it.

[1]: https://buildd.debian.org/status/fetch.php?pkg=qemu&arch=amd64&ver=1%3A7.2%2Bdfsg-1%2Bb2&stamp=1672128564&raw=0

libnfs is in main since focal and ends up in qemu-block-extra, ok to enable even without splitting the package.

So overall one of the three checked can be enabled, and that doesn't even need a complex package split.

Changed in qemu (Ubuntu):
status: Triaged → In Progress
Revision history for this message
Launchpad Janitor (janitor) wrote :
Download full text (9.9 KiB)

This bug was fixed in the package qemu - 1:7.2+dfsg-4ubuntu1

---------------
qemu (1:7.2+dfsg-4ubuntu1) lunar; urgency=medium

  * Merge with Debian unstable (LP: #1993438), among many other fixes
    this resolvs these bugs:
    (LP: #1957924) - support for querying stats,
    (LP: #1853307) - Enhanced Interpretation for PCI Functions (s390x)
    (LP: #1959966) - guest dump encryption with customer keys (s390x)
    (LP: #1999885) - pv: don't allow userspace to set the clock under PV
    (LP: #1957924) - add filtering of statistics by target vCPU
    remaining changes:
    - qemu-kvm to systemd unit
      - d/qemu-kvm-init: script for QEMU KVM preparation modules, ksm,
        hugepages and architecture specifics
      - d/qemu-system-common.qemu-kvm.service: systemd unit to call
        qemu-kvm-init
      - d/qemu-system-common.install: install helper script
      - d/qemu-system-common.qemu-kvm.default: defaults for
        /etc/default/qemu-kvm
      - d/rules: call dh_installinit and dh_installsystemd for qemu-kvm
    - Distribution specific machine type
      (LP: 1304107 1621042 1776189 1761372 1761372 1776189)
      - d/p/ubuntu/define-ubuntu-machine-types.patch: define distro machine
        types containing release versioned machine attributes
      - d/qemu-system-x86.NEWS Info on fixed machine type defintions
        for host-phys-bits=true
      - Add an info about -hpb machine type in debian/qemu-system-x86.NEWS
      - ubuntu-q35 alias added to auto-select the most recent q35 ubuntu type
    - Enable nesting by default
      - d/p/ubuntu/enable-svm-by-default.patch: Enable nested svm by default
        in qemu64 on amd
        [ No more strictly needed, but required for backward compatibility ]
    - tolerate ipxe size change on migrations to >=18.04 (LP: 1713490)
      - d/p/ubuntu/pre-bionic-256k-ipxe-efi-roms.patch: old machine types
        reference 256k path
      - d/control-in: depend on ipxe-qemu-256k-compat-efi-roms to be able to
        handle incoming migrations from former releases.
    - d/qemu-system-x86.README.Debian: add info about updated nesting changes
    - Ease the use of module retention on upgrades (LP 1913421)
      - debian/qemu-block-extra.postinst: enable mount unit on install/upgrade
    - d/control-in: switch qemu-system-x86-xen to qemu-system-xen as this
      landed in Debian but under a different name.
    - Remaining GCC-12 FTBFS (LP 1988710 + LP 1921664)
      + d/p/u/qboot-Disable-LTO-for-ELF-binary-build-step.patch:
        fix qboot FTBFS with LTO
  * Dropped Changes [now part of upstream v7.2.0]
    - d/p/u/lp1994002-migration-Read-state-once.patch: Fix for libvirt
      error 'migration was active, but no RAM info was set' (LP 1994002)
    - d/p/u/ebpf-replace-deprecated-bpf_program__set_socket_filt.patch:
      Fix FTBFS with libbpf 1.0.1-2.
      + Header updates that were added as part of the libbpf fixes
        but not mentioned in changelog
    - d/p/u/lp-1981339-*: fix s390x system emulation (LP 1981339)
    - Fix I/O stalls when using NVMe storage (LP 1970737).
      + d/p/lp1970737-linux-aio-*.patch: Fix unbalanced plugged counter
        in laio_io_unplug.
    - SECURITY UPDATE...

Changed in qemu (Ubuntu):
status: In Progress → Fix Released
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