Bug 21109 - all nodes is set into 1 tier at AMD
Summary: all nodes is set into 1 tier at AMD
Status: NEW
Alias: None
Product: ANCK 6.6 Dev
Classification: ANCK
Component: mm (show other bugs) mm
Version: 6.6.71-3
Hardware: All Linux
: P3-Medium S3-normal
Target Milestone: ---
Assignee: baolinwang
QA Contact: shuming
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2025-05-19 19:43 UTC by wangchuanguo_lc
Modified: 2025-05-19 20:05 UTC (History)
3 users (show)

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Description wangchuanguo_lc inspur_group 2025-05-19 19:43:08 UTC 
Description of problem:
all nodes is set into 1 tier at AMD, DRAM node and CXL node are all in 1 tier

Version-Release number of selected component (if applicable):
6.6.71-3.y

How reproducible:
install and run kernel-6.6.71-3.y at AMD host with CXL nodes.
ls /sys/devices/virtual/memory_tiering/


Actual results:
There is 1 dir named memory_tier* and cat the sub file nodelist could get 0-3 

Expected results:
There is 2 dir named memory_tier* , one sub file nodelist get 0-1 and another sub file nodelist get 2-3
Comment 1 小龙 admin 2025-05-19 20:05:27 UTC 
The PR Link: https://gitee.com/anolis/cloud-kernel/pulls/5308