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Re: [PATCH v11 07/14] qtest/numa-test: Use detailed -smp CLIs in test_de

From: Philippe Mathieu-Daudé
Subject: Re: [PATCH v11 07/14] qtest/numa-test: Use detailed -smp CLIs in test_def_cpu_split
Date: Tue, 28 Sep 2021 12:51:29 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.1.0

On 9/28/21 05:57, Yanan Wang wrote:
> Since commit 80d7835749 (qemu-options: rewrite help for -smp options),
> the preference of sockets/cores in -smp parsing is considered liable
> to change, and actually we are going to change it in a coming commit.
> So it'll be more stable to use detailed -smp CLIs in the testcases
> that have strong dependency on the parsing results.
> Currently, test_def_cpu_split use "-smp 8" and will get 8 CPU sockets
> based on current parsing rule. But if we change to prefer cores over
> sockets we will get one CPU socket with 8 cores, and this testcase
> will not get expected numa set by default on x86_64 (Ok on aarch64).
> So now explicitly use "-smp 8,sockets=8" to avoid affect from parsing
> logic change.
> Cc: Paolo Bonzini <pbonzini@redhat.com>
> Cc: Igor Mammedov <imammedo@redhat.com>
> Signed-off-by: Yanan Wang <wangyanan55@huawei.com>
> Reviewed-by: Andrew Jones <drjones@redhat.com>
> ---
>  tests/qtest/numa-test.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>

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