Re: [PULL 00/10] Modules 20200707 patches

[Philippe Mathieu-Daudé]

On 7/7/20 3:42 PM, Gerd Hoffmann wrote:
> The following changes since commit 7623b5ba017f61de5d7c2bba12c6feb3d55091b1:
> 
>   Merge remote-tracking branch 
> 'remotes/vivier2/tags/linux-user-for-5.1-pull-request' into staging 
> (2020-07-06 11:40:10 +0100)
> 
> are available in the Git repository at:
> 
>   git://git.kraxel.org/qemu tags/modules-20200707-pull-request
> 
> for you to fetch changes up to ef138c77249771081d8c2d09b8e729f7e92cdf28:
> 
>   chardev: enable modules, use for braille (2020-07-07 15:33:59 +0200)
> 
> ----------------------------------------------------------------
> qom: add support for qom objects in modules.
> build some devices (qxl, virtio-gpu, ccid, usb-redir) as modules.
> build braille chardev as module.
> 
> v2: more verbose comment for "build: fix device module builds" patch.
> 
> note: qemu doesn't rebuild objects on cflags changes (specifically
>       -fPIC being added when code is switched from builtin to module).
>       Workaround for resulting build errors: "make clean", rebuild.
> 
> ----------------------------------------------------------------
> 
> Gerd Hoffmann (10):
>   module: qom module support
>   object: qom module support
>   qdev: device module support
>   build: fix device module builds
>   ccid: build smartcard as module
>   usb: build usb-redir as module
>   vga: build qxl as module
>   vga: build virtio-gpu only once
>   vga: build virtio-gpu as module
>   chardev: enable modules, use for braille
> 
>  Makefile.objs            |  2 ++
>  Makefile.target          | 14 +++++++++
>  include/qemu/module.h    |  2 ++
>  include/qom/object.h     | 12 +++++++
>  chardev/char.c           |  2 +-
>  hw/core/qdev.c           |  6 ++--
>  qdev-monitor.c           |  5 +--
>  qom/object.c             | 14 +++++++++
>  qom/qom-qmp-cmds.c       |  3 +-
>  softmmu/vl.c             |  4 +--
>  util/module.c            | 67 ++++++++++++++++++++++++++++++++++++++++
>  chardev/Makefile.objs    |  5 ++-
>  hw/Makefile.objs         |  2 ++
>  hw/display/Makefile.objs | 28 ++++++++++-------
>  hw/usb/Makefile.objs     | 13 +++++---
>  15 files changed, 155 insertions(+), 24 deletions(-)
> 

This is making Travis-CI fail:

https://travis-ci.org/github/philmd/qemu/jobs/706941688

MALLOC_PERTURB_=${MALLOC_PERTURB_:-$(( ${RANDOM:-0} % 255 + 1))}
QTEST_QEMU_BINARY=s390x-softmmu/qemu-system-s390x
QTEST_QEMU_IMG=qemu-img tests/qtest/device-introspect-test -m=quick -k
--tap < /dev/null | ./scripts/tap-driver.pl
--test-name="device-introspect-test"
Failed to open module:
/home/travis/build/philmd/qemu/build/s390x-softmmu/../hw-display-qxl.so:
undefined symbol: vga_ioport_read
Failed to open module:
/home/travis/build/philmd/qemu/build/s390x-softmmu/../hw-display-virtio-gpu.so:
undefined symbol: pci_std_vga_mmio_region_init
PASS 1 device-introspect-test /s390x/device/introspect/list
Failed to open module:
/home/travis/build/philmd/qemu/build/s390x-softmmu/../hw-display-qxl.so:
undefined symbol: vga_ioport_read
Failed to open module:
/home/travis/build/philmd/qemu/build/s390x-softmmu/../hw-display-virtio-gpu.so:
undefined symbol: pci_std_vga_mmio_region_init
PASS 2 device-introspect-test /s390x/device/introspect/list-fields
PASS 3 device-introspect-test /s390x/device/introspect/none
PASS 4 device-introspect-test /s390x/device/introspect/abstract
Failed to open module:
/home/travis/build/philmd/qemu/build/s390x-softmmu/../hw-display-qxl.so:
undefined symbol: vga_ioport_read
Failed to open module:
/home/travis/build/philmd/qemu/build/s390x-softmmu/../hw-display-virtio-gpu.so:
undefined symbol: pci_std_vga_mmio_region_init
PASS 5 device-introspect-test /s390x/device/introspect/abstract-interfaces
Failed to open module:
/home/travis/build/philmd/qemu/build/s390x-softmmu/../hw-display-qxl.so:
undefined symbol: vga_ioport_read
Failed to open module:
/home/travis/build/philmd/qemu/build/s390x-softmmu/../hw-display-virtio-gpu.so:
undefined symbol: pci_std_vga_mmio_region_init
missing object type 'virtio-gpu-device'
Broken pipe
/home/travis/build/philmd/qemu/tests/qtest/libqtest.c:175: kill_qemu()
detected QEMU death from signal 6 (Aborted) (core dumped)
Aborted (core dumped)
ERROR - too few tests run (expected 6, got 5)
/home/travis/build/philmd/qemu/tests/Makefile.include:648: recipe for
target 'check-qtest-s390x' failed
make: *** [check-qtest-s390x] Error 1