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From: "Marcin Gibuła" <m.gibula@beyond.pl>
To: Paolo Bonzini <pbonzini@redhat.com>, Andrey Korolyov <andrey@xdel.ru>
Cc: Amit Shah <amit.shah@redhat.com>,
	Marcelo Tosatti <mtosatti@redhat.com>,
	Fam Zheng <famz@redhat.com>,
	"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] latest rc: virtio-blk hangs forever after migration
Date: Thu, 31 Jul 2014 13:27:59 +0200	[thread overview]
Message-ID: <53DA283F.4030709@beyond.pl> (raw)
In-Reply-To: <53D96DBE.2040700@beyond.pl>

>> Can you dump *env before and after the call to kvm_arch_get_registers?
>
> Yes, but it seems they are equal - I used memcmp() to compare them. Is
> there any other side effect that cpu_synchronize_all_states() may have?

I think I found it.

The reason for hang is, because when second call to 
kvm_arch_get_registers() is skipped, it also skips kvm_get_apic() which 
updates cpu->apic_state.

-- 
mg

  reply	other threads:[~2014-07-31 11:28 UTC|newest]

Thread overview: 76+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-07-13 12:28 [Qemu-devel] latest rc: virtio-blk hangs forever after migration Andrey Korolyov
2014-07-13 15:29 ` Andrey Korolyov
2014-07-15 15:57   ` Paolo Bonzini
2014-07-15 17:32     ` Andrey Korolyov
2014-07-15 17:39       ` Andrey Korolyov
2014-07-15  5:03 ` Amit Shah
2014-07-15  6:52   ` Andrey Korolyov
2014-07-15 14:01     ` Andrey Korolyov
2014-07-15 21:09       ` Marcelo Tosatti
2014-07-15 21:25         ` Andrey Korolyov
2014-07-15 22:01           ` Paolo Bonzini
2014-07-15 23:40             ` Andrey Korolyov
2014-07-15 23:47               ` Marcelo Tosatti
2014-07-16  1:16               ` Marcelo Tosatti
2014-07-16  8:38                 ` Andrey Korolyov
2014-07-16 11:52                   ` Marcelo Tosatti
2014-07-16 13:24                     ` Andrey Korolyov
2014-07-16 18:25                       ` Andrey Korolyov
2014-07-16 21:28                         ` Marcin Gibuła
2014-07-16 21:36                           ` Andrey Korolyov
2014-07-17  9:49                             ` Marcin Gibuła
2014-07-17 11:20                               ` Marcin Gibuła
2014-07-17 11:54                               ` Marcin Gibuła
2014-07-17 12:06                                 ` Andrey Korolyov
2014-07-17 13:25                                   ` Marcin Gibuła
2014-07-17 19:18                                     ` Dr. David Alan Gilbert
2014-07-17 20:33                                       ` Marcin Gibuła
2014-07-17 20:50                                     ` Andrey Korolyov
2014-07-18  8:21                                       ` Marcin Gibuła
2014-07-18  8:36                                         ` Andrey Korolyov
2014-07-18  8:44                                           ` Marcin Gibuła
2014-07-18  8:51                                             ` Paolo Bonzini
2014-07-18  8:48                                     ` Paolo Bonzini
2014-07-18  8:57                                       ` Amit Shah
2014-07-18  9:32                                       ` Marcin Gibuła
2014-07-18  9:37                                         ` Paolo Bonzini
2014-07-18  9:48                                           ` Marcin Gibuła
2014-07-29 16:58                                       ` Paolo Bonzini
2014-07-30 12:02                                         ` Marcin Gibuła
2014-07-30 13:38                                           ` Paolo Bonzini
2014-07-30 22:12                                             ` Marcin Gibuła
2014-07-31 11:27                                               ` Marcin Gibuła [this message]
2014-08-04 16:30                                                 ` Marcin Gibuła
2014-08-04 18:30                                                   ` Paolo Bonzini
2014-08-08 21:37                                                     ` Marcelo Tosatti
2014-08-09  6:35                                                       ` Paolo Bonzini
2014-08-21 15:48                                                         ` Andrey Korolyov
2014-08-21 16:41                                                           ` Andrey Korolyov
2014-08-21 16:44                                                             ` Paolo Bonzini
2014-08-21 17:51                                                               ` Andrey Korolyov
2014-08-22 16:44                                                                 ` Andrey Korolyov
2014-08-22 17:45                                                                   ` Marcelo Tosatti
2014-08-22 18:39                                                                     ` Andrey Korolyov
2014-08-22 19:05                                                                       ` Marcelo Tosatti
2014-08-22 19:05                                                                         ` Marcelo Tosatti
2014-08-22 19:51                                                                           ` Andrey Korolyov
2014-08-22 21:01                                                                           ` Marcelo Tosatti
2014-08-22 22:21                                                                             ` Andrey Korolyov
2014-08-24 16:19                                                                             ` Andrey Korolyov
2014-08-24 16:35                                                                               ` Paolo Bonzini
2014-08-24 16:57                                                                                 ` Andrey Korolyov
2014-08-24 18:51                                                                                   ` Andrey Korolyov
2014-08-24 20:14                                                                                     ` Andrey Korolyov
2014-08-25 10:45                                                                                       ` Paolo Bonzini
2014-08-25 10:51                                                                                         ` Andrey Korolyov
2014-09-04 16:38                                                                                     ` Marcelo Tosatti
2014-09-04 16:52                                                                                       ` Andrey Korolyov
2014-09-04 18:54                                                                                         ` Marcelo Tosatti
2014-09-04 18:54                                                                                           ` Marcelo Tosatti
2014-09-04 19:13                                                                                             ` Andrey Korolyov
2014-08-22 17:55                                                                   ` Paolo Bonzini
2014-10-09 19:07                                                   ` Eduardo Habkost
2014-10-10  7:33                                                     ` Marcin Gibuła
2014-10-11 12:58                                                       ` Eduardo Habkost
2014-07-16  7:35         ` Marcin Gibuła
2014-07-16 12:00           ` Marcelo Tosatti

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