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Re: [Qemu-devel] [PATCH v6 05/14] numa: Extend CLI to provide initiator


From: Tao Xu
Subject: Re: [Qemu-devel] [PATCH v6 05/14] numa: Extend CLI to provide initiator information for numa nodes
Date: Tue, 9 Jul 2019 08:46:41 +0800
User-agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.7.2

On 7/8/2019 9:20 PM, Eric Blake wrote:
On 7/7/19 9:29 AM, Tao Xu wrote:
In ACPI 6.3 chapter 5.2.27 Heterogeneous Memory Attribute Table (HMAT),
The initiator represents processor which access to memory. And in 5.2.27.3
Memory Proximity Domain Attributes Structure, the attached initiator is
defined as where the memory controller responsible for a memory proximity
domain. With attached initiator information, the topology of heterogeneous
memory can be described.

Extend CLI of "-numa node" option to indicate the initiator numa
node-id.

Suggested-by: Dan Williams <address@hidden>
Signed-off-by: Tao Xu <address@hidden>
---

+++ b/qapi/misc.json
@@ -2572,6 +2572,9 @@
  # @memdev: memory backend object.  If specified for one node,
  #          it must be specified for all nodes.
  #
+# @initiator: the initiator numa nodeid that is closest (as in directly
+#             attached) to this numa node.

Missing a '(since 4.2)' designator. We've already missed softfreeze for
4.1, and this is a new feature, so probably does have to slip into 4.2.

thanks, and I see the numa.c has been moved, i will rebase my patch and change the version flag



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