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From: Hu Tao <hutao@cn.fujitsu.com>
To: Jan Kiszka <jan.kiszka@siemens.com>
Cc: kvm list <kvm@vger.kernel.org>,
	qemu-devel <qemu-devel@nongnu.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"Daniel P. Berrange" <berrange@redhat.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
	Gleb Natapov <gleb@redhat.com>, Blue Swirl <blauwirbel@gmail.com>,
	Eric Blake <eblake@redhat.com>, Andrew Jones <drjones@redhat.com>,
	Marcelo Tosatti <mtosatti@redhat.com>,
	Sasha Levin <levinsasha928@gmail.com>,
	Luiz Capitulino <lcapitulino@redhat.com>,
	Anthony Liguori <aliguori@us.ibm.com>,
	Markus Armbruster <armbru@redhat.com>,
	Paolo Bonzini <pbonzini@redhat.com>,
	Stefan Hajnoczi <stefanha@redhat.com>,
	Juan Quintela <quintela@redhat.com>,
	Orit Wasserman <owasserm@redhat.com>,
	Kevin Wolf <kwolf@redhat.com>,
	Wen Congyang <wency@cn.fujitsu.com>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	Alexander Graf <agraf@suse.de>,
	Alex Williamson <alex.williamson@redhat.com>,
	Peter Maydell <peter.maydell@linaro.org>
Subject: Re: [PATCH v13 2/8] start vm after resetting it
Date: Tue, 5 Mar 2013 11:05:57 +0800	[thread overview]
Message-ID: <20130305030557.GL16362@localhost.localdomain> (raw)
In-Reply-To: <512F5A5E.9020504@siemens.com>

On Thu, Feb 28, 2013 at 02:23:42PM +0100, Jan Kiszka wrote:
> On 2013-02-28 13:13, Hu Tao wrote:
> > From: Wen Congyang <wency@cn.fujitsu.com>
> > 
> > The guest should run after resetting it, but it does not run if its
> > old state is RUN_STATE_INTERNAL_ERROR or RUN_STATE_PAUSED.
> > 
> > We don't set runstate to RUN_STATE_PAUSED when resetting the guest,
> > so the runstate will be changed from RUN_STATE_INTERNAL_ERROR or
> > RUN_STATE_PAUSED to RUN_STATE_RUNNING(not RUN_STATE_PAUSED).
> 
> I just wonder what will happen if I interrupted the guest via gdb and
> then issue "monitor system_reset", also via gdb - common pattern if you
> set a breakpoint on some BUG() or fault handler and then want to restart
> the guest. Will the guest continue then while gdb thinks it is still
> stopped? Likely, we do not differentiate between gdb-initiated stops and
> the rest. Could you clarify?

Guest won't continue unless issue gdb "continue". Anyway, I'll seperate
this patch, as Paolo requested.

  reply	other threads:[~2013-03-05  3:26 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-28 12:13 [PATCH v13 0/8] pv event interface between host and guest Hu Tao
2013-02-28 12:13 ` [PATCH v13] kvm: notify host when the guest is panicked Hu Tao
2013-02-28 12:13 ` [PATCH v13 1/8] save/load cpu runstate Hu Tao
2013-02-28 21:12   ` Eric Blake
2013-03-01  7:36     ` Hu Tao
2013-03-01 16:29       ` Eric Blake
2013-03-04  9:30   ` Paolo Bonzini
2013-03-05  2:33     ` Hu Tao
2013-03-05  8:24       ` Paolo Bonzini
2013-02-28 12:13 ` [PATCH v13 2/8] start vm after resetting it Hu Tao
2013-02-28 13:23   ` Jan Kiszka
2013-03-05  3:05     ` Hu Tao [this message]
2013-03-04  9:32   ` Paolo Bonzini
2013-03-05  3:06     ` Hu Tao
2013-02-28 12:13 ` [PATCH v13 3/8] update kernel headers Hu Tao
2013-02-28 12:13 ` [PATCH v13 4/8] add a new runstate: RUN_STATE_GUEST_PANICKED Hu Tao
2013-03-04  9:40   ` Paolo Bonzini
2013-03-05  3:17     ` Hu Tao
2013-03-05  8:26       ` Paolo Bonzini
2013-03-06  9:03         ` Hu Tao
2013-02-28 12:13 ` [PATCH v13 5/8] add a new qevent: QEVENT_GUEST_PANICKED Hu Tao
2013-03-01 16:31   ` Eric Blake
2013-03-05  3:17     ` Hu Tao
2013-03-04  9:40   ` Paolo Bonzini
2013-02-28 12:13 ` [PATCH v13 6/8] introduce a new qom device to deal with panicked event Hu Tao
2013-03-04  9:42   ` Paolo Bonzini
2013-02-28 12:13 ` [PATCH v13 7/8] allower the user to disable pv event support Hu Tao
2013-03-04  9:47   ` Paolo Bonzini
2013-02-28 12:13 ` [PATCH v13 8/8] pv event: add document to describe the usage Hu Tao
2013-03-03  9:17 ` [PATCH v13 0/8] pv event interface between host and guest Gleb Natapov
2013-03-04 10:05   ` Paolo Bonzini
2013-03-04 10:21     ` Gleb Natapov
     [not found]       ` <51347735.9090204@redhat.com>
2013-03-04 10:43         ` Gleb Natapov
2013-03-04 10:49           ` Paolo Bonzini
2013-03-04 10:59             ` Gleb Natapov
2013-03-04 11:10               ` Paolo Bonzini
2013-03-04 11:20                 ` Gleb Natapov
2013-03-04 11:35                   ` Paolo Bonzini
2013-03-04 11:52                     ` Gleb Natapov
2013-03-04 12:21                       ` Paolo Bonzini
2013-03-06  8:56     ` Hu Tao
2013-03-06  9:07       ` Paolo Bonzini
2013-03-06  9:28         ` [Qemu-devel] " li guang
2013-03-06  9:38         ` Gleb Natapov
2013-03-06  9:48           ` Paolo Bonzini
2013-03-06  9:59             ` Gleb Natapov
2013-03-06  8:46   ` Hu Tao
2013-03-06  9:37     ` Gleb Natapov

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