From: Paolo Bonzini <pbonzini@redhat.com>
To: quintela@redhat.com
Cc: amit.shah@redhat.com, qemu-devel@nongnu.org,
Pavel.Dovgaluk@ispras.ru, dgilbert@redhat.com
Subject: Re: [Qemu-devel] [PATCH 03/10] cpu: init vmstate for ticks and clock offset
Date: Tue, 09 Sep 2014 15:26:17 +0200 [thread overview]
Message-ID: <540EFFF9.7050301@redhat.com> (raw)
In-Reply-To: <87fvg12afd.fsf@troll.troll>
Il 09/09/2014 15:25, Juan Quintela ha scritto:
> Nack.
>
> This break migration when using with older machine types.
The other way round---this was broken recently, the patch fixes it.
Paolo
> Several questions before I propose an alternative:
> - are we this fields always needed (then why migration has worked until
> now)
> - after reding cpus.c the question is .... why it ever worked?
>
>
> After reading cpus.c, it appears that we only really need this
> functionality for
>
> qemu_clock_get_ns()
>
> when called with QEMU_CLOCK_VIRTUAL with icount disabled, right?
>
> further grep shows that it is used for acpi_pm_tmr_get_clock, whatever
> that is. When is this used, thanks?
next prev parent reply other threads:[~2014-09-09 13:26 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-09 12:29 [Qemu-devel] [PATCH 00/10] x86: migrate more data Paolo Bonzini
2014-09-09 12:30 ` [Qemu-devel] [PATCH 01/10] vl: use QLIST_FOREACH_SAFE to visit change state handlers Paolo Bonzini
2014-09-09 13:09 ` Juan Quintela
2014-09-09 12:30 ` [Qemu-devel] [PATCH 02/10] apic_common: vapic_paddr synchronization fix Paolo Bonzini
2014-09-09 13:10 ` Juan Quintela
2014-09-09 14:00 ` Michael S. Tsirkin
2014-09-09 14:26 ` Paolo Bonzini
2014-09-10 6:55 ` Pavel Dovgaluk
2014-09-09 12:30 ` [Qemu-devel] [PATCH 03/10] cpu: init vmstate for ticks and clock offset Paolo Bonzini
2014-09-09 13:25 ` Juan Quintela
2014-09-09 13:26 ` Paolo Bonzini [this message]
2014-09-09 12:30 ` [Qemu-devel] [PATCH 04/10] pcspk: adding vmstate for save/restore Paolo Bonzini
2014-09-09 13:26 ` Juan Quintela
2014-09-09 13:28 ` Paolo Bonzini
2014-09-10 12:02 ` Michael S. Tsirkin
2014-09-10 10:59 ` Paolo Bonzini
2014-09-10 12:20 ` Michael S. Tsirkin
2014-09-10 11:24 ` Paolo Bonzini
2014-09-09 12:30 ` [Qemu-devel] [PATCH 05/10] fdc: " Paolo Bonzini
2014-09-09 13:29 ` Juan Quintela
2014-09-09 12:30 ` [Qemu-devel] [PATCH 06/10] parallel: " Paolo Bonzini
2014-09-09 13:32 ` Juan Quintela
2014-09-09 13:40 ` Paolo Bonzini
2014-09-10 12:09 ` Michael S. Tsirkin
2014-09-10 11:16 ` Paolo Bonzini
2014-09-09 12:30 ` [Qemu-devel] [PATCH 07/10] serial: fixing " Paolo Bonzini
2014-09-09 13:59 ` Juan Quintela
2014-09-09 16:24 ` Paolo Bonzini
2014-09-10 11:24 ` Pavel Dovgaluk
2014-09-10 10:41 ` Paolo Bonzini
2014-09-09 12:30 ` [Qemu-devel] [PATCH 08/10] pckbd: adding new fields to vmstate Paolo Bonzini
2014-09-09 13:07 ` Juan Quintela
2014-09-10 10:14 ` Paolo Bonzini
2014-09-09 12:30 ` [Qemu-devel] [PATCH 09/10] piix: do not raise irq while loading vmstate Paolo Bonzini
2014-09-09 13:37 ` Juan Quintela
2014-09-09 13:54 ` Michael S. Tsirkin
2014-09-09 17:16 ` Paolo Bonzini
2014-09-09 20:51 ` Michael S. Tsirkin
2014-09-10 8:38 ` Paolo Bonzini
2014-09-10 8:51 ` Peter Maydell
2014-09-10 9:05 ` Paolo Bonzini
2014-09-10 10:20 ` Michael S. Tsirkin
2014-09-10 10:50 ` Michael S. Tsirkin
2014-09-10 9:58 ` Paolo Bonzini
2014-09-10 11:04 ` Michael S. Tsirkin
2014-09-10 10:07 ` Paolo Bonzini
2014-09-10 11:26 ` Michael S. Tsirkin
2014-09-09 12:30 ` [Qemu-devel] [PATCH 10/10] mc146818rtc: add missed field to vmstate Paolo Bonzini
2014-09-09 12:58 ` Juan Quintela
2014-09-10 10:50 ` [Qemu-devel] [PATCH 00/10] x86: migrate more data Paolo Bonzini
2014-09-10 11:56 ` Michael S. Tsirkin
2014-09-10 10:58 ` Paolo Bonzini
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