From: Jan Kiszka <jan.kiszka@web.de>
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>
Subject: Re: [Qemu-devel] Re: segmentation fault in qemu-kvm-0.14.0
Date: Wed, 09 Mar 2011 11:17:02 +0100 [thread overview]
Message-ID: <4D77539E.8090509@web.de> (raw)
In-Reply-To: <AANLkTikFbefhdxGBAzdB4BA2QgoMK5Z-Dd07qctuPN-d@mail.gmail.com>
[-- Attachment #1: Type: text/plain, Size: 672 bytes --]
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?
>
> Yes
>
>> 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.
>
> Plus proper lock_iothread() calls right ?
Yep.
>
> If yes I'll send a patch for that (or you can do it, as you want).
Don't wait for me. :)
Jan
[-- Attachment #2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 259 bytes --]
next prev parent reply other threads:[~2011-03-09 10:17 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-08 22:53 [Qemu-devel] segmentation fault in qemu-kvm-0.14.0 Peter Lieven
2011-03-09 7:13 ` Corentin Chary
2011-03-09 7:26 ` Stefan Weil
2011-03-09 7:39 ` Michael Tokarev
2011-03-09 9:22 ` Stefan Weil
2011-03-09 10:00 ` Peter Lieven
2011-03-15 12:53 ` Peter Lieven
2011-03-15 18:52 ` Stefan Weil
2011-03-09 7:37 ` [Qemu-devel] " Jan Kiszka
2011-03-09 8:50 ` Corentin Chary
2011-03-09 9:04 ` Jan Kiszka
2011-03-09 9:54 ` Corentin Chary
2011-03-09 9:58 ` Jan Kiszka
2011-03-09 10:02 ` Jan Kiszka
2011-03-09 10:06 ` Corentin Chary
2011-03-09 10:12 ` Jan Kiszka
2011-03-09 10:14 ` Corentin Chary
2011-03-09 10:17 ` Jan Kiszka [this message]
2011-03-09 10:41 ` [Qemu-devel] [PATCH] vnc: threaded server depends on io-thread Corentin Chary
2011-03-09 10:50 ` [Qemu-devel] " Peter Lieven
2011-03-09 10:57 ` Corentin Chary
2011-03-09 11:05 ` Stefan Hajnoczi
2011-03-09 11:25 ` Jan Kiszka
2011-03-09 11:32 ` Peter Lieven
2011-03-09 11:33 ` Jan Kiszka
2011-03-09 11:42 ` Jan Kiszka
2011-03-09 12:50 ` Peter Lieven
2011-03-09 13:21 ` [Qemu-devel] [PATCH v2] " Corentin Chary
2011-03-09 13:42 ` [Qemu-devel] " Corentin Chary
2011-03-09 13:51 ` Paolo Bonzini
2011-03-09 13:59 ` Corentin Chary
2011-03-10 12:59 ` [Qemu-devel] [PATCH 1/2] sockets: add qemu_socketpair() Corentin Chary
2011-03-10 12:59 ` [Qemu-devel] [PATCH 2/2] vnc: don't mess up with iohandlers in the vnc thread Corentin Chary
2011-03-10 13:06 ` [Qemu-devel] " Paolo Bonzini
2011-03-10 13:45 ` Anthony Liguori
2011-03-10 13:54 ` Corentin Chary
2011-03-10 13:58 ` Paolo Bonzini
2011-03-10 13:56 ` Paolo Bonzini
2011-03-10 13:47 ` Peter Lieven
2011-03-10 15:13 ` [Qemu-devel] [PATCH v5] " Corentin Chary
2011-03-14 9:19 ` [Qemu-devel] " Corentin Chary
2011-03-14 9:55 ` Peter Lieven
2011-03-15 16:55 ` Peter Lieven
2011-03-15 18:07 ` Peter Lieven
2011-03-09 10:02 ` [Qemu-devel] Re: segmentation fault in qemu-kvm-0.14.0 Peter Lieven
2011-03-09 10:16 ` Peter Lieven
2011-03-09 10:20 ` Jan Kiszka
2011-03-09 10:31 ` Peter Lieven
2011-03-09 11:20 ` Paolo Bonzini
2011-03-09 11:44 ` Jan Kiszka
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4D77539E.8090509@web.de \
--to=jan.kiszka@web.de \
--cc=aliguori@linux.vnet.ibm.com \
--cc=corentin.chary@gmail.com \
--cc=kvm@vger.kernel.org \
--cc=pl@dlh.net \
--cc=qemu-devel@nongnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).