From: Avi Kivity <avi@redhat.com>
To: Stefan Hajnoczi <stefanha@gmail.com>
Cc: blauwirbel@gmail.com, Karen Noel <knoel@redhat.com>,
kvm@vger.kernel.org, seabios@seabios.org, qemu-devel@nongnu.org,
gleb@redhat.com,
Vasilis Liaskovitis <vasilis.liaskovitis@profitbricks.com>,
kevin@koconnor.net, kraxel@redhat.com, anthony@codemonkey.ws,
imammedo@redhat.com
Subject: Re: [Qemu-devel] [RFC PATCH v3 00/19] ACPI memory hotplug
Date: Wed, 31 Oct 2012 13:16:56 +0200 [thread overview]
Message-ID: <509108A8.1030401@redhat.com> (raw)
In-Reply-To: <CAJSP0QV4-PSCzcYwG+uY-6EPcO7cxJWW0MZdA=gKHnCeuAvtVQ@mail.gmail.com>
On 10/31/2012 12:58 PM, Stefan Hajnoczi wrote:
> On Fri, Sep 21, 2012 at 1:17 PM, Vasilis Liaskovitis
> <vasilis.liaskovitis@profitbricks.com> wrote:
>> This is v3 of the ACPI memory hotplug functionality. Only x86_64 target is supported
>> for now.
>
> Hi Vasilis,
> Regarding the hot unplug issue we've been discussing, it's possible to
> progress this patch series without fully solving that problem upfront.
>
> Karen Noel suggested that the series could be rolled without the hot
> unplug command, so that it's not possible to hit the unsafe case.
> This would allow users to hot plug additional memory. They would have
> to use virtio-balloon to reduce the memory footprint again. Later,
> when the memory region referencing issue has been solved the hot
> unplug command can be added.
>
> Just wanted to mention Karen's idea in case you feel stuck right now.
We could introduce hotunplug as an experimental feature so people can
test and play with it, and later graduate it to a fully supported feature.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2012-10-31 11:17 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-21 11:17 [Qemu-devel] [RFC PATCH v3 00/19] ACPI memory hotplug Vasilis Liaskovitis
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 01/19][SeaBIOS] Add ACPI_EXTRACT_DEVICE* macros Vasilis Liaskovitis
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 02/19][SeaBIOS] Add SSDT memory device support Vasilis Liaskovitis
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 03/19][SeaBIOS] acpi-dsdt: Implement functions for memory hotplug Vasilis Liaskovitis
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 04/19][SeaBIOS] acpi: generate hotplug memory devices Vasilis Liaskovitis
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 05/19] Implement dimm device abstraction Vasilis Liaskovitis
2012-09-24 6:02 ` Wen Congyang
2012-10-23 12:25 ` Stefan Hajnoczi
2012-10-24 8:06 ` liu ping fan
2012-10-24 10:15 ` Stefan Hajnoczi
2012-10-24 17:16 ` Vasilis Liaskovitis
2012-10-25 8:00 ` liu ping fan
2012-10-31 11:15 ` Avi Kivity
2012-10-31 12:18 ` Stefan Hajnoczi
2012-10-31 12:34 ` Avi Kivity
2012-10-31 12:34 ` Stefan Hajnoczi
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 06/19] Implement "-dimm" command line option Vasilis Liaskovitis
2012-09-22 13:46 ` Blue Swirl
2012-09-24 10:42 ` Vasilis Liaskovitis
2012-09-29 11:13 ` Blue Swirl
2012-10-09 17:04 ` Vasilis Liaskovitis
2012-10-13 8:57 ` Blue Swirl
2012-10-17 9:19 ` Vasilis Liaskovitis
2012-10-17 10:03 ` Avi Kivity
2012-10-18 9:27 ` Vasilis Liaskovitis
2012-10-18 12:33 ` Avi Kivity
2012-10-19 17:48 ` Blue Swirl
2012-10-22 10:55 ` Avi Kivity
2012-10-22 8:39 ` Vasilis Liaskovitis
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 07/19] acpi_piix4: Implement memory device hotplug registers Vasilis Liaskovitis
2012-09-22 13:49 ` Blue Swirl
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 08/19] pc: calculate dimm physical addresses and adjust memory map Vasilis Liaskovitis
2012-09-22 14:15 ` Blue Swirl
2012-09-24 15:27 ` Vasilis Liaskovitis
2012-09-29 11:27 ` Blue Swirl
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 09/19] pc: Add dimm paravirt SRAT info Vasilis Liaskovitis
2012-09-27 3:55 ` Wen Congyang
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 10/19] fix live-migration when "populated=on" is missing Vasilis Liaskovitis
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 11/19] Implement qmp and hmp commands for notification lists Vasilis Liaskovitis
2012-09-21 22:03 ` Eric Blake
2012-09-24 14:45 ` Vasilis Liaskovitis
2012-10-23 12:15 ` Stefan Hajnoczi
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 12/19] Implement "info memory-total" and "query-memory-total" Vasilis Liaskovitis
2012-09-21 22:36 ` Eric Blake
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 13/19] balloon: update with hotplugged memory Vasilis Liaskovitis
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 14/19][SeaBIOS] Add _OST dimm method Vasilis Liaskovitis
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 15/19] Add _OST dimm support Vasilis Liaskovitis
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 16/19] Update dimm state on reset Vasilis Liaskovitis
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 17/19][SeaBIOS] Implement _PS3 method for memory device Vasilis Liaskovitis
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 18/19] Implement _PS3 for dimm Vasilis Liaskovitis
2012-09-21 11:17 ` [Qemu-devel] [RFC PATCH v3 19/19][SeaBIOS] Calculate pcimem_start and pcimem64_start from SRAT entries Vasilis Liaskovitis
2012-09-21 11:19 ` [Qemu-devel] [RFC PATCH v3 19/19] alternative: Introduce paravirt interface QEMU_CFG_PCI_WINDOW Vasilis Liaskovitis
2012-09-21 11:20 ` [Qemu-devel] [RFC PATCH v3 20/19][SeaBIOS] alternative: Use paravirt interface for pci windows Vasilis Liaskovitis
2012-09-24 6:35 ` Wen Congyang
2012-09-24 10:46 ` Vasilis Liaskovitis
2012-09-24 6:51 ` [Qemu-devel] [RFC PATCH v3 19/19][SeaBIOS] Calculate pcimem_start and pcimem64_start from SRAT entries Wen Congyang
2012-09-22 14:17 ` [Qemu-devel] [RFC PATCH v3 00/19] ACPI memory hotplug Blue Swirl
2012-10-31 10:58 ` Stefan Hajnoczi
2012-10-31 11:16 ` Avi Kivity [this message]
2012-11-01 9:01 ` Vasilis Liaskovitis
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