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From: Paolo Bonzini <pbonzini@redhat.com>
To: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Peter Maydell <peter.maydell@linaro.org>,
	Gleb Natapov <gleb@redhat.com>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	Hu Tao <hutao@cn.fujitsu.com>, qemu-devel <qemu-devel@nongnu.org>,
	Luiz Capitulino <lcapitulino@redhat.com>,
	Blue Swirl <blauwirbel@gmail.com>,
	Orit Wasserman <owasserm@redhat.com>,
	kvm list <kvm@vger.kernel.org>,
	Juan Quintela <quintela@redhat.com>,
	Markus Armbruster <armbru@redhat.com>,
	Jens Freimann <jfrei@linux.vnet.ibm.com>,
	Jan Kiszka <jan.kiszka@siemens.com>,
	Andrew Jones <drjones@redhat.com>,
	Viktor Mihajlovski <mihajlov@linux.vnet.ibm.com>,
	Alex Williamson <alex.williamson@redhat.com>,
	Sasha Levin <levinsasha928@gmail.com>,
	Stefan Hajnoczi <stefanha@redhat.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
	Kevin Wolf <kwolf@redhat.com>, Alexander Graf <agraf@suse.de>,
	Anthony Liguori <aliguori@us.ibm.com>,
	Marcelo Tosatti <mtosatti@redhat.co
Subject: Re: [PATCH v13 6/8] introduce a new qom device to deal with panicked event
Date: Mon, 04 Mar 2013 11:21:11 +0100	[thread overview]
Message-ID: <51347597.8070406@redhat.com> (raw)
In-Reply-To: <5134730A.2050406@de.ibm.com>

Il 04/03/2013 11:10, Christian Borntraeger ha scritto:
> +            //disabled wait: we either
> +            //do a
> +            //monitor_protocol_event(QEVENT_GUEST_PANICKED, whatever);
> +            //or
> +            //or call into pvevent
>              r = EXCP_HALTED;
>              break;
>          case ICPT_CPU_STOP:
> 
> 
> I would prefer to just use the monitor_protocol_event, on the other hand
> a call into pvent could make it configurable.

I asked in my review to make pvevent not configurable,  So

   monitor_protocol_event(QEVENT_GUEST_PANICKED);
   vm_stop(RUNSTATE_GUEST_PANICKED);

would do I guess.

Feel free to submit a patch to qemu-devel.  Hu, please take any patch
that Christian submits and incorporate it in your series for future posting.

Paolo

WARNING: multiple messages have this Message-ID (diff)
From: Paolo Bonzini <pbonzini@redhat.com>
To: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Peter Maydell <peter.maydell@linaro.org>,
	Gleb Natapov <gleb@redhat.com>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	Hu Tao <hutao@cn.fujitsu.com>, qemu-devel <qemu-devel@nongnu.org>,
	Luiz Capitulino <lcapitulino@redhat.com>,
	Blue Swirl <blauwirbel@gmail.com>,
	Orit Wasserman <owasserm@redhat.com>,
	kvm list <kvm@vger.kernel.org>,
	Juan Quintela <quintela@redhat.com>,
	Markus Armbruster <armbru@redhat.com>,
	Jens Freimann <jfrei@linux.vnet.ibm.com>,
	Jan Kiszka <jan.kiszka@siemens.com>,
	Andrew Jones <drjones@redhat.com>,
	Viktor Mihajlovski <mihajlov@linux.vnet.ibm.com>,
	Alex Williamson <alex.williamson@redhat.com>,
	Sasha Levin <levinsasha928@gmail.com>,
	Stefan Hajnoczi <stefanha@redhat.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
	Kevin Wolf <kwolf@redhat.com>, Alexander Graf <agraf@suse.de>,
	Anthony Liguori <aliguori@us.ibm.com>,
	Marcelo Tosatti <mtosatti@redhat.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Einar Lueck <elelueck@linux.vnet.ibm.com>
Subject: Re: [Qemu-devel] [PATCH v13 6/8] introduce a new qom device to deal with panicked event
Date: Mon, 04 Mar 2013 11:21:11 +0100	[thread overview]
Message-ID: <51347597.8070406@redhat.com> (raw)
In-Reply-To: <5134730A.2050406@de.ibm.com>

Il 04/03/2013 11:10, Christian Borntraeger ha scritto:
> +            //disabled wait: we either
> +            //do a
> +            //monitor_protocol_event(QEVENT_GUEST_PANICKED, whatever);
> +            //or
> +            //or call into pvevent
>              r = EXCP_HALTED;
>              break;
>          case ICPT_CPU_STOP:
> 
> 
> I would prefer to just use the monitor_protocol_event, on the other hand
> a call into pvent could make it configurable.

I asked in my review to make pvevent not configurable,  So

   monitor_protocol_event(QEVENT_GUEST_PANICKED);
   vm_stop(RUNSTATE_GUEST_PANICKED);

would do I guess.

Feel free to submit a patch to qemu-devel.  Hu, please take any patch
that Christian submits and incorporate it in your series for future posting.

Paolo

  reply	other threads:[~2013-03-04 10:21 UTC|newest]

Thread overview: 136+ 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 ` Hu Tao
2013-02-28 12:13 ` [PATCH v13] kvm: notify host when the guest is panicked Hu Tao
2013-02-28 12:13   ` Hu Tao
2013-02-28 12:13 ` [PATCH v13 1/8] save/load cpu runstate Hu Tao
2013-02-28 12:13   ` Hu Tao
2013-02-28 21:12   ` Eric Blake
2013-02-28 21:12     ` Eric Blake
2013-03-01  7:36     ` Hu Tao
2013-03-01  7:36       ` [Qemu-devel] " Hu Tao
2013-03-01  7:36       ` Hu Tao
2013-03-01 16:29       ` Eric Blake
2013-03-01 16:29         ` [Qemu-devel] " Eric Blake
2013-03-01 16:29         ` Eric Blake
2013-03-04  9:30   ` Paolo Bonzini
2013-03-04  9:30     ` [Qemu-devel] " Paolo Bonzini
2013-03-04  9:30     ` Paolo Bonzini
2013-03-05  2:33     ` Hu Tao
2013-03-05  2:33       ` [Qemu-devel] " Hu Tao
2013-03-05  2:33       ` Hu Tao
2013-03-05  8:24       ` Paolo Bonzini
2013-03-05  8:24         ` [Qemu-devel] " Paolo Bonzini
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 12:13   ` Hu Tao
2013-02-28 13:23   ` Jan Kiszka
2013-02-28 13:23     ` Jan Kiszka
2013-03-05  3:05     ` Hu Tao
2013-03-05  3:05       ` [Qemu-devel] " Hu Tao
2013-03-05  3:05       ` Hu Tao
2013-03-04  9:32   ` Paolo Bonzini
2013-03-04  9:32     ` [Qemu-devel] " Paolo Bonzini
2013-03-04  9:32     ` Paolo Bonzini
2013-03-05  3:06     ` Hu Tao
2013-03-05  3:06       ` [Qemu-devel] " Hu Tao
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   ` Hu Tao
2013-02-28 12:13 ` [PATCH v13 4/8] add a new runstate: RUN_STATE_GUEST_PANICKED Hu Tao
2013-02-28 12:13   ` Hu Tao
2013-03-04  9:40   ` Paolo Bonzini
2013-03-04  9:40     ` [Qemu-devel] " Paolo Bonzini
2013-03-04  9:40     ` Paolo Bonzini
2013-03-05  3:17     ` Hu Tao
2013-03-05  3:17       ` [Qemu-devel] " Hu Tao
2013-03-05  3:17       ` Hu Tao
2013-03-05  8:26       ` Paolo Bonzini
2013-03-05  8:26         ` [Qemu-devel] " Paolo Bonzini
2013-03-05  8:26         ` Paolo Bonzini
2013-03-06  9:03         ` Hu Tao
2013-03-06  9:03           ` [Qemu-devel] " Hu Tao
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
2013-02-28 12:13   ` Hu Tao
2013-03-01 16:31   ` Eric Blake
2013-03-01 16:31     ` [Qemu-devel] " Eric Blake
2013-03-01 16:31     ` Eric Blake
2013-03-05  3:17     ` Hu Tao
2013-03-05  3:17       ` [Qemu-devel] " Hu Tao
2013-03-05  3:17       ` Hu Tao
2013-03-04  9:40   ` Paolo Bonzini
2013-03-04  9:40     ` [Qemu-devel] " Paolo Bonzini
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
2013-02-28 12:13   ` Hu Tao
2013-03-04  9:42   ` Paolo Bonzini
2013-03-04  9:42     ` [Qemu-devel] " Paolo Bonzini
2013-03-04  9:42     ` Paolo Bonzini
2013-03-04 10:10   ` Christian Borntraeger
2013-03-04 10:10     ` [Qemu-devel] " Christian Borntraeger
2013-03-04 10:21     ` Paolo Bonzini [this message]
2013-03-04 10:21       ` Paolo Bonzini
2013-02-28 12:13 ` [PATCH v13 7/8] allower the user to disable pv event support Hu Tao
2013-02-28 12:13   ` Hu Tao
2013-03-04  9:47   ` Paolo Bonzini
2013-03-04  9:47     ` [Qemu-devel] " Paolo Bonzini
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
2013-02-28 12:13   ` Hu Tao
2013-03-03  9:17 ` [PATCH v13 0/8] pv event interface between host and guest Gleb Natapov
2013-03-03  9:17   ` [Qemu-devel] " Gleb Natapov
2013-03-03  9:17   ` Gleb Natapov
2013-03-04 10:05   ` Paolo Bonzini
2013-03-04 10:05     ` [Qemu-devel] " Paolo Bonzini
2013-03-04 10:05     ` Paolo Bonzini
2013-03-04 10:21     ` Gleb Natapov
2013-03-04 10:21       ` [Qemu-devel] " Gleb Natapov
2013-03-04 10:21       ` Gleb Natapov
2013-03-04 10:28       ` Paolo Bonzini
2013-03-04 10:28         ` [Qemu-devel] " Paolo Bonzini
2013-03-04 10:43         ` Gleb Natapov
2013-03-04 10:43           ` [Qemu-devel] " Gleb Natapov
2013-03-04 10:43           ` Gleb Natapov
2013-03-04 10:49           ` Paolo Bonzini
2013-03-04 10:49             ` [Qemu-devel] " Paolo Bonzini
2013-03-04 10:49             ` Paolo Bonzini
2013-03-04 10:59             ` Gleb Natapov
2013-03-04 10:59               ` [Qemu-devel] " Gleb Natapov
2013-03-04 10:59               ` Gleb Natapov
2013-03-04 11:10               ` Paolo Bonzini
2013-03-04 11:10                 ` [Qemu-devel] " Paolo Bonzini
2013-03-04 11:10                 ` Paolo Bonzini
2013-03-04 11:20                 ` Gleb Natapov
2013-03-04 11:20                   ` [Qemu-devel] " Gleb Natapov
2013-03-04 11:20                   ` Gleb Natapov
2013-03-04 11:35                   ` Paolo Bonzini
2013-03-04 11:35                     ` [Qemu-devel] " Paolo Bonzini
2013-03-04 11:35                     ` Paolo Bonzini
2013-03-04 11:52                     ` Gleb Natapov
2013-03-04 11:52                       ` [Qemu-devel] " Gleb Natapov
2013-03-04 11:52                       ` Gleb Natapov
2013-03-04 12:21                       ` Paolo Bonzini
2013-03-04 12:21                         ` [Qemu-devel] " Paolo Bonzini
2013-03-04 12:21                         ` Paolo Bonzini
2013-03-06  8:56     ` Hu Tao
2013-03-06  8:56       ` [Qemu-devel] " Hu Tao
2013-03-06  8:56       ` Hu Tao
2013-03-06  9:07       ` Paolo Bonzini
2013-03-06  9:07         ` [Qemu-devel] " Paolo Bonzini
2013-03-06  9:28         ` li guang
2013-03-06  9:28           ` li guang
2013-03-06  9:38         ` Gleb Natapov
2013-03-06  9:38           ` [Qemu-devel] " Gleb Natapov
2013-03-06  9:38           ` Gleb Natapov
2013-03-06  9:48           ` Paolo Bonzini
2013-03-06  9:48             ` [Qemu-devel] " Paolo Bonzini
2013-03-06  9:48             ` Paolo Bonzini
2013-03-06  9:59             ` Gleb Natapov
2013-03-06  9:59               ` [Qemu-devel] " Gleb Natapov
2013-03-06  9:59               ` Gleb Natapov
2013-03-06  8:46   ` Hu Tao
2013-03-06  8:46     ` [Qemu-devel] " Hu Tao
2013-03-06  8:46     ` Hu Tao
2013-03-06  9:37     ` Gleb Natapov
2013-03-06  9:37       ` [Qemu-devel] " Gleb Natapov
2013-03-06  9:37       ` Gleb Natapov

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