Re: [kvm-unit-tests PATCH v4 0/4] s390x: add migration test support

[Claudio Imbrenda <imbrenda@linux.ibm.com>]

On Fri, 22 Apr 2022 12:54:49 +0200
Nico Boehr <nrb@linux.ibm.com> wrote:

> Changelog from v3:
> ---
> - Rename read_buf_end to read_buf_length (Thanks Janosch)
> 
> This series depends on my SIGP store additional status series to have access to
> the guarded-storage and vector related defines
> ("[kvm-unit-tests PATCH v3 0/2] s390x: Add tests for SIGP store adtl status").
> 
> Add migration test support for s390x.

thanks, queued

> 
> arm and powerpc already support basic migration tests.
> 
> If a test is in the migration group, it can print "migrate" on its console. This
> will cause it to be migrated to a new QEMU instance. When migration is finished,
> the test will be able to read a newline from its standard input.
> 
> We need the following pieces for this to work under s390x:
> 
> * read support for the sclp console. This can be very basic, it doesn't even
>   have to read anything useful, we just need to know something happened on
>   the console.
> * s390/run adjustments to call the migration helper script.
> 
> This series adds basic migration tests for s390x, which I plan to extend
> further.
> 
> Nico Boehr (4):
>   lib: s390x: add support for SCLP console read
>   s390x: add support for migration tests
>   s390x: don't run migration tests under PV
>   s390x: add basic migration test
> 
>  lib/s390x/sclp-console.c |  79 ++++++++++++++++--
>  lib/s390x/sclp.h         |   8 ++
>  s390x/Makefile           |   2 +
>  s390x/migration.c        | 172 +++++++++++++++++++++++++++++++++++++++
>  s390x/run                |   7 +-
>  s390x/unittests.cfg      |   5 ++
>  scripts/s390x/func.bash  |   2 +-
>  7 files changed, 267 insertions(+), 8 deletions(-)
>  create mode 100644 s390x/migration.c
>