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From: Cornelia Huck <cohuck@redhat.com>
To: "Alex Bennée" <alex.bennee@linaro.org>, qemu-devel@nongnu.org
Cc: "Peter Maydell" <peter.maydell@linaro.org>,
	"Thomas Huth" <thuth@redhat.com>,
	"Beraldo Leal" <bleal@redhat.com>,
	"Philippe Mathieu-Daudé" <f4bug@amsat.org>,
	"Wainer dos Santos Moschetta" <wainersm@redhat.com>,
	"open list:S390 general arch..." <qemu-s390x@nongnu.org>,
	"Alex Bennée" <alex.bennee@linaro.org>
Subject: Re: [PATCH v2] gitlab: disable accelerated zlib for s390x
Date: Mon, 21 Mar 2022 17:38:54 +0100	[thread overview]
Message-ID: <87mthjqmzl.fsf@redhat.com> (raw)
In-Reply-To: <20220321161151.3654386-1-alex.bennee@linaro.org>

On Mon, Mar 21 2022, Alex Bennée <alex.bennee@linaro.org> wrote:

> There appears to be a bug in the s390 hardware-accelerated version of
> zlib distributed with Ubuntu 20.04, which makes our test
> /i386/migration/multifd/tcp/zlib hit an assertion perhaps one time in
> 10. Fortunately zlib provides an escape hatch where we can disable the
> hardware-acceleration entirely by setting the environment variable
> DFLTCC to 0. Do this on all our CI which runs on s390 hosts, both our
> custom gitlab runner and also the Travis hosts.
>
> Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
> Cc: Peter Maydell <peter.maydell@linaro.org>
>
> ---
> v2
>   - more complete commit wording from Peter
>   - also tweak travis rules
> ---
>  .gitlab-ci.d/custom-runners/ubuntu-20.04-s390x.yml | 12 ++++++++++++
>  .travis.yml                                        |  6 ++++--
>  2 files changed, 16 insertions(+), 2 deletions(-)

Acked-by: Cornelia Huck <cohuck@redhat.com>



  parent reply	other threads:[~2022-03-21 16:40 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-21 16:11 [PATCH v2] gitlab: disable accelerated zlib for s390x Alex Bennée
2022-03-21 16:16 ` Thomas Huth
2022-03-21 16:22 ` Daniel P. Berrangé
2022-03-21 16:38 ` Cornelia Huck [this message]
2022-03-22 18:42 ` Peter Maydell

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