Re: [PATCH v3 0/2] 9pfs: test suite fixes

[Christian Schoenebeck <qemu_oss@crudebyte.com>]

On Sonntag, 1. November 2020 19:02:28 CET Mark Cave-Ayland wrote:
> On 01/11/2020 15:12, Christian Schoenebeck wrote:
> > Fixes test failures with the 9pfs 'local' tests as discussed with latest
> > 9P PR. See the discussion of that PR v2 (Fri, Oct 30th) for details.
> > 
> > In conjunction with Peter Xu's two migration patches (fixing occasional
> > lockups of migration tests) overall situation appears to be smooth now:
> > https://lore.kernel.org/qemu-devel/20201030135350.GA588069@xz-x1/
> > 
> > v2->v3:
> >    - Make the two functions for creating and removing the 9pfs test
> >    directory
> >    
> >      public [NEW patch 1].
> >    
> >    - Place the constructor and destructor functions in virtio-9p-test.c,
> >    not
> >    
> >      in virtio-9p.c, because the latter location would cause the
> >      constructor
> >      to be executed whenever libqos is loaded, which would break other,
> >      completely unrelated tests suites that just link to libqos [patch 2].
> >    
> >    - Previous patch 2 (coverity fix) is already queued, no changes, hence
> >    
> >      omitted in this v3.
> > 
> > v1->v2:
> >    - Added Greg's tested-by tag [patch 1].
> >    
> >    - Log an info-level message if mkdir() failed [patch 2].
> >    
> >    - Update commit log message about coverity being the reporter and
> >    
> >      details of the coverity report [patch 2].
> > 
> > Christian Schoenebeck (2):
> >    tests/9pfs: make create/remove test dir public
> >    tests/9pfs: fix test dir for parallel tests
> >   
> >   tests/qtest/libqos/virtio-9p.c | 20 ++++++++++----------
> >   tests/qtest/libqos/virtio-9p.h | 10 ++++++++++
> >   tests/qtest/virtio-9p-test.c   | 12 ++++++++++++
> >   3 files changed, 32 insertions(+), 10 deletions(-)
> 
> FWIW one thing I've noticed recently is that my builds for
> qemu-system-sparc64 have started giving this warning about a missing
> "qtest-9p-local" directory during make check:
> 
> ...
> ...
> Running test QAPI schema regression tests
> Running test qtest-sparc64/endianness-test
> Running test qtest-sparc64/prom-env-test
> Running test qtest-sparc64/boot-serial-test
> Running test qtest-sparc64/cdrom-test
> Running test qtest-sparc64/device-introspect-test
> Running test qtest-sparc64/machine-none-test
> Running test qtest-sparc64/qmp-test
> Running test qtest-sparc64/qmp-cmd-test
> Running test qtest-sparc64/qom-test
> Running test qtest-sparc64/test-hmp
> Running test qtest-sparc64/qos-test
> rm: cannot remove '/home/build/src/qemu/git/qemu/build/qtest-9p-local': No
> such file or directory
>    TEST    iotest-qcow2: 001
>    TEST    iotest-qcow2: 002
>    TEST    iotest-qcow2: 003
>    TEST    iotest-qcow2: 004
>    TEST    iotest-qcow2: 005
> ...
> ...
> 
> Would this get resolved by the changes to the test directory in this
> patchset? The build is a simple configure run with
> "--target-list=sparc64-softmmu".
> 
> 
> ATB,
> 
> Mark.

Yes, that should be resolved with the next 9p PR as well, additionally with 
the following patch that is:
https://github.com/cschoenebeck/qemu/commit/603cc76a6069

Thanks for the feedback!

Best regards,
Christian Schoenebeck