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From: "Philippe Mathieu-Daudé" <philmd@linaro.org>
To: Thomas Huth <thuth@redhat.com>, qemu-devel@nongnu.org
Cc: Paolo Bonzini <pbonzini@redhat.com>,
	"Dr. David Alan Gilbert" <dgilbert@redhat.com>,
	Fabiano Rosas <farosas@suse.de>,
	Juan Quintela <quintela@redhat.com>,
	Laurent Vivier <lvivier@redhat.com>,
	qemu-arm@nongnu.org
Subject: Re: [PATCH v3 00/11] tests/qtest: Allow running boot-serial / migration with TCG disabled
Date: Fri, 20 Jan 2023 12:09:26 +0100	[thread overview]
Message-ID: <f876042f-6b6c-4c5f-7f90-3bd76ad7b6e9@linaro.org> (raw)
In-Reply-To: <718784c3-43c5-b621-d5a0-a8aafa492a6e@redhat.com>

On 20/1/23 10:18, Thomas Huth wrote:
> On 20/01/2023 09.23, Philippe Mathieu-Daudé wrote:
>> Missing review: #7
>>
>> Two test were failing on Darwin when testing Fabiano's series
>> which allows building ARM targets without TCG accelerator:
>> https://lore.kernel.org/qemu-devel/20230118193518.26433-1-farosas@suse.de/
>>
>> These patches allow boot-serial / migration tests to run without
>> TCG / KVM.
> 
> I just started reviewing while you were sending v3 ... please see my 
> mails in reply to v2 for some comments.

Sure.

> Also, I don't quite understand why this is necessary. If you specify 
> both, "-accel kvm -accel tcg" on the command line, QEMU should simply 
> fall back to the second accelerator if the first one is not available? 
> What's exactly the problem you are trying to solve here?

When testing Fabiano's series two tests hang, i.e. [*]:

  18/20 qemu:qtest+qtest-aarch64 / qtest-aarch64/boot-serial-test
  qemu-system-aarch64: -accel tcg: invalid accelerator tcg

Maybe it is just a matter of adding HVF to the test? I'll see
when I switch back to that. Anyhow the "invalid accelerator"
warning is annoying noise when looking for real problems in the
output.

[*] 
https://lore.kernel.org/qemu-devel/ab32e4db-2a6d-69f8-4b69-62a1f1c0f6ba@linaro.org/




      reply	other threads:[~2023-01-20 11:10 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-20  8:23 [PATCH v3 00/11] tests/qtest: Allow running boot-serial / migration with TCG disabled Philippe Mathieu-Daudé
2023-01-20  8:23 ` [PATCH v3 01/11] tests/qtest/boot-serial-test: Constify tests[] array Philippe Mathieu-Daudé
2023-01-20  8:23 ` [PATCH v3 02/11] tests/qtest/boot-serial-test: Simplify test_machine() a bit Philippe Mathieu-Daudé
2023-01-20  8:23 ` [PATCH v3 03/11] tests/qtest/boot-serial-test: Build command line using GString API Philippe Mathieu-Daudé
2023-01-20  8:23 ` [PATCH v3 04/11] tests/qtest/boot-serial-test: Only use available accelerators Philippe Mathieu-Daudé
2023-01-20  8:23 ` [PATCH v3 05/11] tests/qtest/migration-test: Inverse #ifdef'ry ladders Philippe Mathieu-Daudé
2023-01-30  4:43   ` Juan Quintela
2023-01-20  8:23 ` [PATCH v3 06/11] tests/qtest/migration-test: Reduce 'cmd_source' string scope Philippe Mathieu-Daudé
2023-01-30  4:44   ` Juan Quintela
2023-01-31 14:23     ` Thomas Huth
2023-02-01 13:07       ` Juan Quintela
2023-01-20  8:23 ` [PATCH v3 07/11] tests/qtest/migration-test: Build command line using GString API (1/4) Philippe Mathieu-Daudé
2023-01-23 10:57   ` Dr. David Alan Gilbert
2023-01-30  4:45   ` Juan Quintela
2023-01-20  8:23 ` [PATCH v3 08/11] tests/qtest/migration-test: Build command line using GString API (2/4) Philippe Mathieu-Daudé
2023-01-30  4:46   ` Juan Quintela
2023-01-20  8:23 ` [PATCH v3 09/11] tests/qtest/migration-test: Build command line using GString API (3/4) Philippe Mathieu-Daudé
2023-01-23 10:59   ` Dr. David Alan Gilbert
2023-01-30  4:47   ` Juan Quintela
2023-01-20  8:23 ` [PATCH v3 10/11] tests/qtest/migration-test: Build command line using GString API (4/4) Philippe Mathieu-Daudé
2023-01-30  4:48   ` Juan Quintela
2023-01-20  8:23 ` [PATCH v3 11/11] tests/qtest/migration-test: Only use available accelerators Philippe Mathieu-Daudé
2023-01-30  4:49   ` Juan Quintela
2023-01-20  9:18 ` [PATCH v3 00/11] tests/qtest: Allow running boot-serial / migration with TCG disabled Thomas Huth
2023-01-20 11:09   ` Philippe Mathieu-Daudé [this message]

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