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Re: [Qemu-ppc] [PATCH v7 11/13] spapr: CPU hot unplug support
From: |
David Gibson |
Subject: |
Re: [Qemu-ppc] [PATCH v7 11/13] spapr: CPU hot unplug support |
Date: |
Mon, 1 Feb 2016 14:13:38 +1100 |
User-agent: |
Mutt/1.5.24 (2015-08-30) |
On Thu, Jan 28, 2016 at 11:19:53AM +0530, Bharata B Rao wrote:
> Remove the CPU core device by removing the underlying CPU thread devices.
> Hot removal of CPU for sPAPR guests is supported by sending the hot unplug
> notification to the guest via EPOW interrupt. Release the vCPU object
> after CPU hot unplug so that vCPU fd can be parked and reused.
>
> Signed-off-by: Bharata B Rao <address@hidden>
Reviewed-by: David Gibson <address@hidden>
Again, the PAPR specific and DRC logic looks sound, but I'm not
entirely convinced by the overall structure it fits into.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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- [Qemu-ppc] [PATCH v7 04/13] cpu: Don't realize CPU from cpu_generic_init(), (continued)
- [Qemu-ppc] [PATCH v7 04/13] cpu: Don't realize CPU from cpu_generic_init(), Bharata B Rao, 2016/01/28
- [Qemu-ppc] [PATCH v7 06/13] cpu: Add a sync version of cpu_remove(), Bharata B Rao, 2016/01/28
- [Qemu-ppc] [PATCH v7 05/13] cpu: Reclaim vCPU objects, Bharata B Rao, 2016/01/28
- [Qemu-ppc] [PATCH v7 07/13] xics, xics_kvm: Handle CPU unplug correctly, Bharata B Rao, 2016/01/28
- [Qemu-ppc] [PATCH v7 08/13] target-ppc: Introduce PowerPC specific CPU core device, Bharata B Rao, 2016/01/28
- [Qemu-ppc] [PATCH v7 10/13] spapr: CPU hotplug support, Bharata B Rao, 2016/01/28
- [Qemu-ppc] [PATCH v7 09/13] spapr: Enable CPU hotplug for pseries-2.6 and add CPU DRC DT entries, Bharata B Rao, 2016/01/28
- [Qemu-ppc] [PATCH v7 11/13] spapr: CPU hot unplug support, Bharata B Rao, 2016/01/28
- Re: [Qemu-ppc] [PATCH v7 11/13] spapr: CPU hot unplug support,
David Gibson <=
- [Qemu-ppc] [PATCH v7 12/13] qmp: Add query-ppc-cpu-cores command, Bharata B Rao, 2016/01/28
- [Qemu-ppc] [PATCH v7 13/13] hmp: Add "info ppc-cpu-cores" command, Bharata B Rao, 2016/01/28