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Re: [Qemu-devel] [PATCH RESEND v4 16/18] savevm: check vmsd for migratab
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From: |
Andreas Färber |
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Subject: |
Re: [Qemu-devel] [PATCH RESEND v4 16/18] savevm: check vmsd for migratability status |
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Date: |
Thu, 15 May 2014 15:08:37 +0200 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.5.0 |
Am 15.05.2014 14:14, schrieb Juan Quintela:
> Eduardo Habkost <address@hidden> wrote:
>> From: Marcelo Tosatti <address@hidden>
>>
>> Check vmsd for unmigratable field, allowing migratibility status
>> to be modified after vmstate_register.
>>
>> Cc: Juan Quintela <address@hidden>
>> Signed-off-by: Marcelo Tosatti <address@hidden>
>> Reviewed-by: Eduardo Habkost <address@hidden>
>> Signed-off-by: Eduardo Habkost <address@hidden>
>
> I agree with the patch spirt, but what happens if we want to disable
> migration in a device that has no VMSD?
As the patch shows, no non-VMSD device setting no_migrate exists today.
Do you expect any to appear? I'm rather seeing more and more devices
getting converted to VMSD.
Regards,
Andreas
--
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- [Qemu-devel] [PATCH RESEND v4 08/18] target-i386: Filter KVM and 0xC0000001 features on TCG, (continued)
- [Qemu-devel] [PATCH RESEND v4 08/18] target-i386: Filter KVM and 0xC0000001 features on TCG, Eduardo Habkost, 2014/05/14
- [Qemu-devel] [PATCH RESEND v4 09/18] target-i386: Define TCG_*_FEATURES earlier on cpu.c, Eduardo Habkost, 2014/05/14
- [Qemu-devel] [PATCH RESEND v4 10/18] target-i386: Loop-based copying and setting/unsetting of feature words, Eduardo Habkost, 2014/05/14
- [Qemu-devel] [PATCH RESEND v4 11/18] target-i386: Loop-based feature word filtering in TCG mode, Eduardo Habkost, 2014/05/14
- [Qemu-devel] [PATCH RESEND v4 12/18] target-i386: Support check/enforce flags in TCG mode, too, Eduardo Habkost, 2014/05/14
- [Qemu-devel] [PATCH RESEND v4 13/18] target-i386: Support "-cpu host" in TCG mode, Eduardo Habkost, 2014/05/14
- [Qemu-devel] [PATCH RESEND v4 15/18] target-i386: Set migratable=yes by default, Eduardo Habkost, 2014/05/14
- [Qemu-devel] [PATCH RESEND v4 14/18] target-i386: Add "migratable" property to "host" CPU model, Eduardo Habkost, 2014/05/14
- [Qemu-devel] [PATCH RESEND v4 16/18] savevm: check vmsd for migratability status, Eduardo Habkost, 2014/05/14
[Qemu-devel] [PATCH RESEND v4 17/18] target-i386: block migration and savevm if invariant tsc is exposed, Eduardo Habkost, 2014/05/14
[Qemu-devel] [PATCH RESEND v4 18/18] target-i386: support "invariant tsc" flag, Eduardo Habkost, 2014/05/14
Re: [Qemu-devel] [PATCH RESEND v4 00/18] target-i386: CPU feature flag queue, Andreas Färber, 2014/05/14