openstack/nova
Code Issues Proposed changes

cpu: fix the privsep issue when offlining the cpu

Browse Source 
In Icb913ed9be8d508de35e755a9c650ba25e45aca2 we forgot to add a privsep
decorator for the set_offline() method.

Change-Id: I769d35907ab9466fe65b942295fd7567a757087a
Closes-Bug: #2022955
This commit is contained in:
Sylvain Bauza 2023-06-05 18:22:09 +02:00
parent 971809b4d4
commit 3fab43786b
2 changed files with 8 additions and 0 deletions
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1
nova/virt/libvirt/cpu/core.py
View File

@ -60,6 +60,7 @@ def set_online(core: int) -> bool:
return get_online(core)
@nova.privsep.sys_admin_pctxt.entrypoint
def set_offline(core: int) -> bool:
filesystem.write_sys(os.path.join(gen_cpu_path(core), 'online'), data='0')
return not get_online(core)

7
releasenotes/notes/bug-2022955-eac8b0c8e42e3696.yaml Normal file
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@ -0,0 +1,7 @@
---
fixes:
- |
The `CPU power management`_ feature has been fixed to use privsep to avoid
a FileNotFound error when offlining CPUs.
.. _CPU power management: https://docs.openstack.org/nova/latest/admin/cpu-topologies.html#configuring-cpu-power-management-for-dedicated-cores