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Re: [Qemu-ppc] [Qemu-devel] [RFC 1/2] spapr: Reverse order of hotpluggab
From: |
Peter Krempa |
Subject: |
Re: [Qemu-ppc] [Qemu-devel] [RFC 1/2] spapr: Reverse order of hotpluggable cpus list |
Date: |
Tue, 19 Jul 2016 13:52:40 +0200 |
User-agent: |
Mutt/1.6.2 (2016-06-11) |
On Mon, Jul 18, 2016 at 19:19:19 +1000, David Gibson wrote:
> The spapr implementation of query-hotpluggable-cpus builds the list of
> hotpluggable cores from the end (most removed from the list head)
> because that's the easiest way with a singly linked list. Because it
> also traverses the possible CPU cores starting from low indexes the
> resulting list has the cpu cores listed in reverse order by core-id.
>
> That's not generally harmful, but it means the output from "info
> hotpluggable-cpus" is a little harder to read than it could be.
>
> Therefore, traverse the cpus in reverse order so that the final list
> ends up in increasing-core-id order.
To make this interface usable with in-order hotplug the ordering of the
entries should be codified in the schema documentation. (see my response
on the cover letter for justification).
[Qemu-ppc] [RFC 1/2] spapr: Reverse order of hotpluggable cpus list, David Gibson, 2016/07/18
- Re: [Qemu-ppc] [Qemu-devel] [RFC 1/2] spapr: Reverse order of hotpluggable cpus list,
Peter Krempa <=
- Re: [Qemu-ppc] [Qemu-devel] [RFC 1/2] spapr: Reverse order of hotpluggable cpus list, David Gibson, 2016/07/19
- Re: [Qemu-ppc] [Qemu-devel] [RFC 1/2] spapr: Reverse order of hotpluggable cpus list, Peter Krempa, 2016/07/20
- Re: [Qemu-ppc] [Qemu-devel] [RFC 1/2] spapr: Reverse order of hotpluggable cpus list, David Gibson, 2016/07/21
- Re: [Qemu-ppc] [Qemu-devel] [RFC 1/2] spapr: Reverse order of hotpluggable cpus list, Igor Mammedov, 2016/07/21
- Re: [Qemu-ppc] [Qemu-devel] [RFC 1/2] spapr: Reverse order of hotpluggable cpus list, Greg Kurz, 2016/07/21
Re: [Qemu-ppc] [Qemu-devel] [RFC 1/2] spapr: Reverse order of hotpluggable cpus list, David Gibson, 2016/07/25
Re: [Qemu-ppc] [Qemu-devel] [RFC 1/2] spapr: Reverse order of hotpluggable cpus list, Igor Mammedov, 2016/07/25
Re: [Qemu-ppc] [Qemu-devel] [RFC 1/2] spapr: Reverse order of hotpluggable cpus list, David Gibson, 2016/07/25
Re: [Qemu-ppc] [RFC 0/2] cpu-add compatibility for query-hotpluggable-cpus implementations, Peter Krempa, 2016/07/18