Re: [PATCH v2 00/27] CI/build-sys fixes to enable Rust more widely

["Alex Bennée" <alex.bennee@linaro.org>]

Marc-André Lureau <marcandre.lureau@redhat.com> writes:

> On Sat, Sep 27, 2025 at 9:18 PM Alex Bennée <alex.bennee@linaro.org> wrote:
>
>  marcandre.lureau@redhat.com writes:
>
>  > From: Marc-André Lureau <marcandre.lureau@redhat.com>
>  >
>  > Hi,
>  >
>  > This patch series fixes a number of issues with the build system and CI and
>  > enable Rust for many of our jobs, getting us closer to enable Rust by default.
>  >
>  > emscripten is difficult to enable, help welcome.
>
>  Also I think:
>
>    https://gitlab.com/stsquad/qemu/-/pipelines/2065603411
>
> Current ack/r-b series pass: https://gitlab.com/marcandre.lureau/qemu/-/pipelines/2071701923
>
> I  guess I should end a PR.
>
>  And the:
>    debian-armhf-cross  
>
>  debian-mipsel-cross
>    debian-mips64el-cross
>
>    debian-ppc64el-cross
>    debian-riscv64-cross
>
>  cross builds fail. 
>
> Fixed with the --rust-target-triple patch sent earlier
>  
>    debian-i686-cross
>
> This one fails with:
>  ../src/meson.build:3394:4: ERROR: Problem encountered: No accelerator
> available for target x86_64-softmmu

Ahh - because TCG on 32 bit no longer allows 64 bit guests we cannot
find an accelerator. I'll fix that up in my current testing/next series
by updating DEF_TARGETS

>
> Paolo, any idea?
>
>  >
>  > v2:
>  > - add a rust-to-clang-target-test.sh configure script
>  > - drop "RFC: configure: use the same machine as the host triple"
>  > - replace "tests: move mips to debian-legacy-test-cross" with "RFC: build-sys: deprecate mips host"
>  > - start tackling emscripten
>  > - fix mis-placed submodule update
>  > - other minor changes, commit message tweaks, bz links
>  > - add r-b tags
>  >
>  > Marc-André Lureau (27):
>  >   build-sys: require -lrt when no shm_open() in std libs
>  >   gitlab-ci: fix 'needs' property type must be array
>  >   scripts/archive-source: speed up downloading subprojects
>  >   scripts/archive-source: silence subprojects downloads
>  >   scripts/archive-source: use a bash array
>  >   configure: fix rust meson configuration
>  >   configure: set the bindgen cross target
>  >   tests/docker/common: print errors to stderr
>  >   tests/docker: use fully qualified image name for emsdk
>  >   tests/docker/common: print meson log on configure failure
>  >   build-sys: cfi_debug and safe_stack are not compatible
>  >   lcitool: update, switch to f41
>  >   lcitool/qemu: include libclang-rt for TSAN
>  >   lcitool/alpine: workaround bindgen issue
>  >   tests/lcitool: add missing rust-std dep
>  >   tests/lcitool: update to debian13
>  >   tests/docker: add ENABLE_RUST environment
>  >   tests/lcitool: enable rust & refresh
>  >   configure: set the meson executable suffix/ext
>  >   tests/freebsd: enable Rust
>  >   meson: rust-bindgen limit allowlist-file to srcdir/include
>  >   RFC: tests/docker: add rust to debian-legacy-test-cross
>  >   WIP: gitlab-ci: enable rust for msys2-64bit
>  >   WIP: cirrus/macos: enable Rust
>  >   RFC: build-sys: deprecate mips host
>  >   build-sys: pass -fvisibility=default for wasm bindgen
>  >   WIP: enable rust for wasm/emscripten
>  >
>  >  docs/about/build-platforms.rst                |  2 -
>  >  docs/about/deprecated.rst                     |  9 +--
>  >  configure                                     | 27 +++++++-
>  >  meson.build                                   | 34 +++++++---
>  >  .gitlab-ci.d/buildtest-template.yml           |  2 +-
>  >  .gitlab-ci.d/buildtest.yml                    | 66 +++++++++----------
>  >  .gitlab-ci.d/cirrus.yml                       |  4 +-
>  >  .gitlab-ci.d/crossbuilds.yml                  | 46 ++++++-------
>  >  .gitlab-ci.d/static_checks.yml                |  6 +-
>  >  .gitlab-ci.d/windows.yml                      |  8 ++-
>  >  rust/bql/meson.build                          |  1 +
>  >  rust/chardev/meson.build                      |  1 +
>  >  rust/hw/char/pl011/meson.build                |  1 +
>  >  rust/hw/core/meson.build                      |  1 +
>  >  rust/migration/meson.build                    |  3 +-
>  >  rust/qom/meson.build                          |  1 +
>  >  rust/system/meson.build                       |  1 +
>  >  rust/util/meson.build                         |  1 +
>  >  scripts/archive-source.sh                     | 33 +++++++---
>  >  .../ci/setup/ubuntu/ubuntu-2204-aarch64.yaml  |  5 +-
>  >  .../ci/setup/ubuntu/ubuntu-2204-s390x.yaml    |  5 +-
>  >  scripts/rust-to-clang-target-test.sh          | 43 ++++++++++++
>  >  scripts/rust-to-clang-target.sh               | 62 +++++++++++++++++
>  >  tests/docker/common.rc                        | 11 +++-
>  >  tests/docker/dockerfiles/alpine.docker        |  6 +-
>  >  tests/docker/dockerfiles/centos9.docker       |  4 ++
>  >  .../dockerfiles/debian-amd64-cross.docker     | 18 +++--
>  >  .../dockerfiles/debian-arm64-cross.docker     | 18 +++--
>  >  .../dockerfiles/debian-armhf-cross.docker     | 21 +++---
>  >  .../dockerfiles/debian-i686-cross.docker      | 20 ++++--
>  >  .../debian-legacy-test-cross.docker           |  9 ++-
>  >  .../dockerfiles/debian-mips64el-cross.docker  |  9 ++-
>  >  .../dockerfiles/debian-mipsel-cross.docker    |  9 ++-
>  >  .../dockerfiles/debian-ppc64el-cross.docker   | 18 +++--
>  >  .../dockerfiles/debian-riscv64-cross.docker   | 10 ++-
>  >  .../dockerfiles/debian-s390x-cross.docker     | 18 +++--
>  >  tests/docker/dockerfiles/debian.docker        | 18 +++--
>  >  .../dockerfiles/emsdk-wasm32-cross.docker     | 29 +++++++-
>  >  .../dockerfiles/fedora-rust-nightly.docker    | 18 +++--
>  >  .../dockerfiles/fedora-win64-cross.docker     | 15 +++--
>  >  tests/docker/dockerfiles/fedora.docker        | 18 +++--
>  >  tests/docker/dockerfiles/opensuse-leap.docker |  7 +-
>  >  tests/docker/dockerfiles/ubuntu2204.docker    |  7 +-
>  >  tests/docker/test-wasm                        | 12 ++++
>  >  tests/lcitool/libvirt-ci                      |  2 +-
>  >  tests/lcitool/projects/qemu.yml               |  3 +-
>  >  tests/lcitool/refresh                         | 48 +++++++++-----
>  >  tests/vm/freebsd                              |  4 +-
>  >  48 files changed, 531 insertions(+), 183 deletions(-)
>  >  create mode 100755 scripts/rust-to-clang-target-test.sh
>  >  create mode 100644 scripts/rust-to-clang-target.sh
>  >  create mode 100755 tests/docker/test-wasm
>
>  -- 
>  Alex Bennée
>  Virtualisation Tech Lead @ Linaro

-- 
Alex Bennée
Virtualisation Tech Lead @ Linaro