From: Paolo Bonzini <pbonzini@redhat.com>
To: "Daniel P. Berrange" <berrange@redhat.com>
Cc: marcandre.lureau@redhat.com, qemu-devel@nongnu.org,
Gerd Hoffmann <kraxel@redhat.com>
Subject: Re: [Qemu-devel] [PATCH] char: do not use atexit cleanup handler
Date: Mon, 4 Jul 2016 19:08:41 +0200 [thread overview]
Message-ID: <0e0b3d90-24c2-519f-7b08-2b1174b35dc9@redhat.com> (raw)
In-Reply-To: <20160704170715.GO3763@redhat.com>
On 04/07/2016 19:07, Daniel P. Berrange wrote:
> > At this point you have stopped all CPUs and block devices. There is not
> > much else that is going on in QEMU at all, at this point. The solution
> > would be to stop those threads.
>
> What about graphics threads ? In particular I'd be thinking of spice
> which uses threads and chardevs.
I think it should be quiesced after pause_all_vcpus returns. Marc-André
should know, but it's better to check with Gerd.
(FWIW, it's not so easy to shut down the threads because for example
some threads might belong to non-hotunpluggable devices).
Paolo
next prev parent reply other threads:[~2016-07-04 17:08 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-04 15:38 [Qemu-devel] [PATCH] char: do not use atexit cleanup handler marcandre.lureau
2016-07-04 15:49 ` Paolo Bonzini
2016-07-04 16:31 ` Daniel P. Berrange
2016-07-04 16:43 ` Marc-André Lureau
2016-07-04 17:12 ` Daniel P. Berrange
2016-07-04 16:46 ` Paolo Bonzini
2016-07-04 17:07 ` Daniel P. Berrange
2016-07-04 17:08 ` Paolo Bonzini [this message]
2016-07-04 17:19 ` Marc-André Lureau
2016-07-04 19:53 ` Gerd Hoffmann
2016-07-05 8:24 ` Paolo Bonzini
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