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From: Alexandre Raymond <cerbere@gmail.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: "Andreas Färber" <andreas.faerber@web.de>,
	"Alexander Graf" <agraf@suse.de>,
	qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 0/2] iothread improvements for Mac OS X
Date: Wed, 29 Jun 2011 00:26:26 -0400	[thread overview]
Message-ID: <BANLkTikce=Jb8t8KMzz2U+dPEHz7WJaosg@mail.gmail.com> (raw)
In-Reply-To: <4E088EA8.50000@redhat.com>

Hi Paolo,

> Ping? 1/2 is probably somehow working around the sigmask problem fixed by
> Alexandre (Mac people, can you check?), but it is way more readable than the
> fair_mutex IMNSHO.  I would be surprised if 2/2 also turned out to be a
> workaround, but even if this were the case, it makes CPU usage lower.

Those patches (I tested them together) do indeed appear to work around
the freezes I was encountering with io-thread enabled on OS X.

I get dma timeout errors when trying to boot Linux, but they don't
seem related to this patch as I got the same errors with the patches I
submitted a couple of weeks ago.

Alexandre

--

Tested-by: Alexandre Raymond <cerbere@gmail.com>

  reply	other threads:[~2011-06-29  4:26 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-09 11:10 [Qemu-devel] [PATCH 0/2] iothread improvements for Mac OS X Paolo Bonzini
2011-06-09 11:10 ` [Qemu-devel] [PATCH 1/2] iothread: replace fair_mutex with a condition variable Paolo Bonzini
2011-06-09 11:10 ` [Qemu-devel] [PATCH 2/2] qemu-timer: change unix timer to dynticks Paolo Bonzini
2011-06-27 14:07 ` [Qemu-devel] [PATCH 0/2] iothread improvements for Mac OS X Paolo Bonzini
2011-06-29  4:26   ` Alexandre Raymond [this message]
2011-07-23 16:54 ` Anthony Liguori

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