Re: [PULL v2 0/5] 9p queue (previous 2020-10-15)

[Peter Maydell]

On Sat, 17 Oct 2020 at 15:23, Christian Schoenebeck
<qemu_oss@crudebyte.com> wrote:
>
> The following changes since commit e12ce85b2c79d83a340953291912875c30b3af06:
>
>   Merge remote-tracking branch 'remotes/ehabkost/tags/x86-next-pull-request' 
> into staging (2020-10-16 22:46:28 +0100)
>
> are available in the Git repository at:
>
>   https://github.com/cschoenebeck/qemu.git tags/pull-9p-20201017
>
> for you to fetch changes up to fa4551e3f4416cc8c62086ac430b1ceb4f03eb6b:
>
>   tests/9pfs: add local Tmkdir test (2020-10-17 15:58:39 +0200)
>
> ----------------------------------------------------------------
> 9pfs: add tests using local fs driver
>
> The currently existing 9pfs test cases are all solely using the 9pfs 'synth'
> fileystem driver, which is a very simple and purely simulated (in RAM only)
> filesystem. There are issues though where the 'synth' fs driver is not
> sufficient. For example the following two bugs need test cases running the
> 9pfs 'local' fs driver:
>
> https://bugs.launchpad.net/qemu/+bug/1336794
> https://bugs.launchpad.net/qemu/+bug/1877384
>
> This patch set for that reason introduces 9pfs test cases using the 9pfs
> 'local' filesystem driver along to the already existing tests on 'synth'.

This emits a lot of new warnings during 'make check':

PASS 27 qtest-arm: qos-test
/arm/virt/virtio-mmio/virtio-bus/virtio-9p-device/virtio-9p/virtio-9p-tests/local/config
qemu-system-arm: warning: 9p: degraded performance: a reasonable high
msize should be chosen on client/guest side (chosen msize is <= 8192).
See https://wiki.qemu.org/Documentation/9psetup#msize for details.
PASS 28 qtest-arm: qos-test
/arm/virt/virtio-mmio/virtio-bus/virtio-9p-device/virtio-9p/virtio-9p-tests/local/create_dir

PASS 54 qtest-i386: qos-test
/i386/pc/i440FX-pcihost/pci-bus-pc/pci-bus/virtio-9p-pci/virtio-9p/virtio-9p-tests/local/config
qemu-system-i386: warning: 9p: degraded performance: a reasonable high
msize should be chosen on client/guest side (chosen msize is <= 8192).
See https://wiki.qemu.org/Documentation/9psetup#msize for details.
PASS 55 qtest-i386: qos-test
/i386/pc/i440FX-pcihost/pci-bus-pc/pci-bus/virtio-9p-pci/virtio-9p/virtio-9p-tests/local/create_dir

etc.

thanks
-- PMM