From: Paolo Bonzini <pbonzini@redhat.com>
To: Peter Maydell <peter.maydell@linaro.org>,
kostas kotzak <ckonstantinos@yahoo.co.uk>
Cc: "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] Parallel thread execution on QEMU
Date: Fri, 13 Jun 2014 17:15:07 +0200 [thread overview]
Message-ID: <539B157B.3010407@redhat.com> (raw)
In-Reply-To: <CAFEAcA_sCDu7TAHEwu0ttmx3bG5WK2z5+ETMBjn0oL-9QLGT-g@mail.gmail.com>
Il 13/06/2014 15:21, Peter Maydell ha scritto:
> On 13 June 2014 13:49, kostas kotzak <ckonstantinos@yahoo.co.uk> wrote:
>> > It seems that COREMU multi-thread approach is very simple and effective. Is
>> > there a reason that QEMU org does not adopt any of these solutions? At least
>> > for the two most popular architectures x86 and ARM?
> The short answer is "because there's a big difference between
> 'a research project that aims to show feasibility and run some
> benchmarks' and 'a portable and robust product-quality implementation
> that we could maintain and release'". So far nobody has shown
> much interest in working on the latter.
FWIW, I hope to pick up again the work that I talked about at KVM Forum
2013. If completed, this should make multithreaded TCG much simpler
(though not easy by any means). I don't plan to work on multithreaded
TCG myself, though.
http://www.linux-kvm.org/wiki/images/1/17/Kvm-forum-2013-Effective-multithreading-in-QEMU.pdf
Paolo
prev parent reply other threads:[~2014-06-13 15:15 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-13 12:49 [Qemu-devel] Parallel thread execution on QEMU kostas kotzak
2014-06-13 13:21 ` Peter Maydell
2014-06-13 15:15 ` Paolo Bonzini [this message]
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