From: Paolo Bonzini <pbonzini@redhat.com>
To: Stefan Weil <sw@weilnetz.de>, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] qemu-thread: add a fast path to the Win32 QemuEvent
Date: Thu, 10 Sep 2015 21:36:06 +0200 [thread overview]
Message-ID: <55F1DBA6.6060206@redhat.com> (raw)
In-Reply-To: <55F1DA46.6000304@weilnetz.de>
On 10/09/2015 21:30, Stefan Weil wrote:
> The real time varies because the test includes user
> interactions (pressing enter, starting test,
> terminating QEMU after test).
>
> The user time (mainly emulation) does not vary much.
>
> The system time is significantly reduced (less than
> 50 % in both runs with patch compared to both runs
> without patch).
Makes sense. You tested it better than I did. :)
> I also had an (unrelated) crash with the unpatched code:
>
> wine: Unhandled page fault on read access to 0x0000004c at address
> 0x43ed3d (thread 0009), starting debugger...
>
> It happened once in three runs, so this needs separate
> investigations.
>
> Would you suggest additional tests?
No, I think it's good.
> I'll take your patch in my queue (git://qemu.weilnetz.de/qemu.git wxx).
Thanks!
Paolo
prev parent reply other threads:[~2015-09-10 19:36 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-12 13:38 [Qemu-devel] [PATCH] qemu-thread: add a fast path to the Win32 QemuEvent Paolo Bonzini
2015-09-10 16:12 ` Paolo Bonzini
2015-09-10 19:30 ` Stefan Weil
2015-09-10 19:36 ` Paolo Bonzini [this message]
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