From: "Michael S. Tsirkin" <mst@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Peter Maydell <peter.maydell@linaro.org>,
QEMU Developers <qemu-devel@nongnu.org>,
"Dr. David Alan Gilbert" <dgilbert@redhat.com>,
Juan Quintela <quintela@redhat.com>
Subject: Re: [Qemu-devel] [PATCH 2/5] exec: qemu_ram_alloc_device, qemu_ram_resize
Date: Wed, 19 Nov 2014 17:16:34 +0200 [thread overview]
Message-ID: <20141119151634.GC27753@redhat.com> (raw)
In-Reply-To: <546CA9A3.9050001@redhat.com>
On Wed, Nov 19, 2014 at 03:30:59PM +0100, Paolo Bonzini wrote:
>
>
> On 19/11/2014 15:21, Peter Maydell wrote:
> > > But in any case this is really just memory that is auto-resized on
> > > migration. And it can work even if it is mapped in memory, as long as
> > > your resize callback (or some post_load code executed while migrating
> > > devices) does something useful to update the memory map. Let's call it
> > > like what it is.
> > ...so why all the "this isn't going to work in KVM" warnings
> > in the patchset?
>
> Just a limitation of the patches,
Yes, it's a shortcut I took.
It's absolutely fixable.
> and one thing I was going to ask to
> change for v2. :)
>
> Paolo
I felt it's not necessary but yes, sure.
--
MST
next prev parent reply other threads:[~2014-11-19 15:16 UTC|newest]
Thread overview: 82+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-17 20:08 [Qemu-devel] [PATCH 0/5] pc: make ROMs resizeable Michael S. Tsirkin
2014-11-17 20:08 ` [Qemu-devel] [PATCH 1/5] cpu: add cpu_physical_memory_clear_dirty_range_nocode Michael S. Tsirkin
2014-11-19 9:10 ` Juan Quintela
2014-11-17 20:08 ` [Qemu-devel] [PATCH 2/5] exec: qemu_ram_alloc_device, qemu_ram_resize Michael S. Tsirkin
2014-11-17 20:15 ` Michael S. Tsirkin
2014-11-18 6:03 ` Paolo Bonzini
2014-11-18 7:49 ` Michael S. Tsirkin
2014-11-19 9:19 ` Juan Quintela
2014-11-19 9:33 ` Michael S. Tsirkin
2014-11-19 10:11 ` Juan Quintela
2014-11-19 10:21 ` Michael S. Tsirkin
2014-11-19 10:45 ` Juan Quintela
2014-11-19 13:28 ` Michael S. Tsirkin
2014-11-19 13:44 ` Paolo Bonzini
2014-11-19 13:57 ` Juan Quintela
2014-11-19 14:13 ` Dr. David Alan Gilbert
2014-11-19 14:22 ` Paolo Bonzini
2014-11-19 14:26 ` Dr. David Alan Gilbert
2014-11-19 14:28 ` Paolo Bonzini
2014-11-19 14:59 ` Dr. David Alan Gilbert
2014-11-19 15:38 ` Michael S. Tsirkin
2014-11-19 15:53 ` Dr. David Alan Gilbert
2014-11-19 14:22 ` Juan Quintela
2014-11-19 14:20 ` Paolo Bonzini
2014-11-19 16:39 ` Juan Quintela
2014-11-19 16:56 ` Paolo Bonzini
2014-11-19 16:27 ` Kevin O'Connor
2014-11-19 17:01 ` Paolo Bonzini
2014-11-20 8:12 ` Gerd Hoffmann
2014-11-20 10:00 ` Paolo Bonzini
2014-11-19 13:49 ` Juan Quintela
2014-11-19 13:51 ` Paolo Bonzini
2014-11-19 14:03 ` Juan Quintela
2014-11-19 14:11 ` Paolo Bonzini
2014-11-19 14:16 ` Dr. David Alan Gilbert
2014-11-19 14:28 ` Paolo Bonzini
2014-11-19 14:20 ` Juan Quintela
2014-11-19 15:43 ` Michael S. Tsirkin
2014-11-19 10:16 ` Markus Armbruster
2014-11-19 10:30 ` Michael S. Tsirkin
2014-11-19 10:50 ` Juan Quintela
2014-11-19 13:36 ` Michael S. Tsirkin
2014-11-19 13:51 ` Juan Quintela
2014-11-19 15:46 ` Michael S. Tsirkin
2014-11-19 16:45 ` Juan Quintela
2014-11-19 18:28 ` Paolo Bonzini
2014-11-20 13:35 ` Markus Armbruster
2014-11-20 14:04 ` Michael S. Tsirkin
2014-11-24 13:48 ` Paolo Bonzini
2014-11-19 13:58 ` Peter Maydell
2014-11-19 14:07 ` Juan Quintela
2014-11-19 14:10 ` Peter Maydell
2014-11-19 14:18 ` Juan Quintela
2014-11-19 16:08 ` Stefan Hajnoczi
2014-11-19 14:19 ` Paolo Bonzini
2014-11-19 14:21 ` Peter Maydell
2014-11-19 14:30 ` Paolo Bonzini
2014-11-19 15:16 ` Michael S. Tsirkin [this message]
2014-11-19 16:50 ` Juan Quintela
2014-11-19 15:12 ` Michael S. Tsirkin
2014-11-19 15:04 ` Michael S. Tsirkin
2014-11-17 20:08 ` [Qemu-devel] [PATCH 3/5] arch_init: support resizing on incoming migration Michael S. Tsirkin
2014-11-17 20:08 ` [Qemu-devel] [PATCH 4/5] memory: interface to allocate device ram Michael S. Tsirkin
2014-11-17 20:21 ` Peter Maydell
2014-11-18 11:54 ` Michael S. Tsirkin
2014-11-17 20:09 ` [Qemu-devel] [PATCH 5/5] acpi-build: make ROMs device RAM, make them resizeable Michael S. Tsirkin
2014-11-17 20:11 ` [Qemu-devel] [PATCH 0/5] pc: make ROMs resizeable Michael S. Tsirkin
2014-11-19 7:29 ` Amit Shah
2014-11-18 14:47 ` Markus Armbruster
2014-11-18 15:00 ` Michael S. Tsirkin
2014-11-19 8:16 ` Markus Armbruster
2014-11-19 13:41 ` Michael S. Tsirkin
2014-11-19 7:31 ` Amit Shah
2014-11-19 8:15 ` Michael S. Tsirkin
2014-11-19 8:22 ` Amit Shah
2014-11-19 13:33 ` Michael S. Tsirkin
2014-11-19 13:52 ` Juan Quintela
2014-11-19 16:01 ` Michael S. Tsirkin
2014-11-19 13:52 ` Peter Maydell
2014-11-19 14:41 ` Paolo Bonzini
2014-11-19 15:34 ` Michael S. Tsirkin
2014-11-19 16:40 ` Juan Quintela
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