From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from [140.186.70.92] (port=48792 helo=eggs.gnu.org)
	by lists.gnu.org with esmtp (Exim 4.43) id 1PxGS3-0007Bo-Hh
	for qemu-devel@nongnu.org; Wed, 09 Mar 2011 05:17:08 -0500
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <jan.kiszka@web.de>) id 1PxGS2-0005kC-Cf
	for qemu-devel@nongnu.org; Wed, 09 Mar 2011 05:17:07 -0500
Received: from fmmailgate01.web.de ([217.72.192.221]:54195)
	by eggs.gnu.org with esmtp (Exim 4.71)
	(envelope-from <jan.kiszka@web.de>) id 1PxGS1-0005jx-W6
	for qemu-devel@nongnu.org; Wed, 09 Mar 2011 05:17:06 -0500
Message-ID: <4D77539E.8090509@web.de>
Date: Wed, 09 Mar 2011 11:17:02 +0100
From: Jan Kiszka <jan.kiszka@web.de>
MIME-Version: 1.0
Subject: Re: [Qemu-devel] Re: segmentation fault in qemu-kvm-0.14.0
References: <2640D58E-2101-47FA-99B6-28815666651E@dlh.net>	<4D772E4C.6020604@web.de>	<AANLkTikAOH2nR3T7iqrKj226MrH+8O9DXC=J+7XK-Av_@mail.gmail.com>	<4D774282.9060102@web.de>	<AANLkTim9rECCG+kA6=5BE1sZ_b7fN=vRGM+M8hbMiNy8@mail.gmail.com>	<4D774F54.2050004@web.de>	<4D77503D.6070605@web.de>	<AANLkTiny_WfkKCBZoRu5OqU5mzW3fKCSQJydHKDTVuCE@mail.gmail.com>	<4D7752A5.6080405@web.de>
	<AANLkTikFbefhdxGBAzdB4BA2QgoMK5Z-Dd07qctuPN-d@mail.gmail.com>
In-Reply-To: <AANLkTikFbefhdxGBAzdB4BA2QgoMK5Z-Dd07qctuPN-d@mail.gmail.com>
Content-Type: multipart/signed; micalg=pgp-sha1;
	protocol="application/pgp-signature";
	boundary="------------enig956F945179B3DC186156E59A"
Sender: jan.kiszka@web.de
List-Id: qemu-devel.nongnu.org
List-Unsubscribe: <http://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>
List-Archive: <http://lists.nongnu.org/archive/html/qemu-devel>
List-Post: <mailto:qemu-devel@nongnu.org>
List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help>
List-Subscribe: <http://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=subscribe>
To: Corentin Chary <corentin.chary@gmail.com>
Cc: Peter Lieven <pl@dlh.net>, qemu-devel <qemu-devel@nongnu.org>, kvm@vger.kernel.org, Anthony Liguori <aliguori@linux.vnet.ibm.com>

This is an OpenPGP/MIME signed message (RFC 2440 and 3156)
--------------enig956F945179B3DC186156E59A
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: quoted-printable

On 2011-03-09 11:14, Corentin Chary wrote:
>>> Cheap stuff is done by the main thread (cursor, etc...). The thread
>>> only do framebuffer updates.
>>
>> And both are synchronized with a vnc-private lock only?
>=20
> Yes
>=20
>> The problem with this model is the non-threaded qemu execution model.
>> Even if we acquire the global mutex to protect handler updates against=

>> the main select loop, this won't help here. So vnc-threading likely
>> needs to be made dependent on --enable-io-thread.
>=20
> Plus proper lock_iothread() calls right ?

Yep.

>=20
> If yes I'll send a patch for that (or you can do it, as you want).

Don't wait for me. :)

Jan


--------------enig956F945179B3DC186156E59A
Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: OpenPGP digital signature
Content-Disposition: attachment; filename="signature.asc"

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2.0.15 (GNU/Linux)
Comment: Using GnuPG with SUSE - http://enigmail.mozdev.org/

iEYEARECAAYFAk13U54ACgkQitSsb3rl5xRLfwCfX7pxAjDtWPBac/NRcXicHLLe
2WEAn2gYS8Ag6eRRPm2u8PpQ49Q661z9
=MDBa
-----END PGP SIGNATURE-----

--------------enig956F945179B3DC186156E59A--