From: Jan Kiszka <jan.kiszka@web.de>
To: "\"李春奇 <Arthur Chunqi Li>\"" <yzt356@gmail.com>
Cc: qemu-devel@nongnu.org, kvm <kvm@vger.kernel.org>, pbonzini@redhat.com
Subject: Re: Why some test suite in kvm-unit-tests designed for 64bit only?
Date: Fri, 31 May 2013 13:29:39 +0900 [thread overview]
Message-ID: <51A82733.30705@web.de> (raw)
In-Reply-To: <CABpY8MLo5ULfvADkaeZtSG9f5pZTf_RFpx8RCBgBhQi-gjfXOg@mail.gmail.com>
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On 2013-05-30 19:58, 李春奇 <Arthur Chunqi Li> wrote:
> Hi there,
> I'm now reading codes of kvm-unit-tests and I found that some of the
> test cases for x86 is only designed for x86_64 (including access.flat,
> apic.flat, emulator.flat, idt_test.flat and so on). I wonder why these
> cases are not designed for i386? Or is there any other concerns?
First of all, 32-bit hosts are rarely used in x86 virtualization today.
Also, some tests may actually stress the same logic of KVM if run on
32-bit x86.
That said, if you find cases where you think a 32-bit variant of a test
case makes sense, feel free to suggest it!
Jan
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WARNING: multiple messages have this Message-ID (diff)
From: Jan Kiszka <jan.kiszka@web.de>
To: "\"李春奇 <Arthur Chunqi Li>\"" <yzt356@gmail.com>
Cc: pbonzini@redhat.com, qemu-devel@nongnu.org, kvm <kvm@vger.kernel.org>
Subject: Re: [Qemu-devel] Why some test suite in kvm-unit-tests designed for 64bit only?
Date: Fri, 31 May 2013 13:29:39 +0900 [thread overview]
Message-ID: <51A82733.30705@web.de> (raw)
In-Reply-To: <CABpY8MLo5ULfvADkaeZtSG9f5pZTf_RFpx8RCBgBhQi-gjfXOg@mail.gmail.com>
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On 2013-05-30 19:58, 李春奇 <Arthur Chunqi Li> wrote:
> Hi there,
> I'm now reading codes of kvm-unit-tests and I found that some of the
> test cases for x86 is only designed for x86_64 (including access.flat,
> apic.flat, emulator.flat, idt_test.flat and so on). I wonder why these
> cases are not designed for i386? Or is there any other concerns?
First of all, 32-bit hosts are rarely used in x86 virtualization today.
Also, some tests may actually stress the same logic of KVM if run on
32-bit x86.
That said, if you find cases where you think a 32-bit variant of a test
case makes sense, feel free to suggest it!
Jan
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next prev parent reply other threads:[~2013-05-31 4:29 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-30 10:58 Why some test suite in kvm-unit-tests designed for 64bit only? 李春奇 <Arthur Chunqi Li>
2013-05-30 10:58 ` [Qemu-devel] " 李春奇 <Arthur Chunqi Li>
2013-05-31 4:29 ` Jan Kiszka [this message]
2013-05-31 4:29 ` Jan Kiszka
2013-06-02 15:27 ` Gleb Natapov
2013-06-02 15:27 ` [Qemu-devel] " Gleb Natapov
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