# \[PATCH 0/3\] CPU DLPAR/hotplug for v5.16

- From: Nathan Lynch \<hidden\>
- Date: 2021-09-20 13:56:00 
- List: linuxppc-dev
- Page: https://ratatoskr.run/linuxppc-dev/2021/09/9524444
- Thread: https://ratatoskr.run/linuxppc-dev/2021/09/9524444/t.md

```text
Fixes for some vintage bugs in handling cache node addition and removal, a
miscellaneous BUG->WARN conversion, and removal of the fragile "by count"
CPU DLPAR code that probably has no users.

Nathan Lynch (3):
  powerpc/pseries/cpuhp: cache node corrections
  powerpc/cpuhp: BUG -> WARN conversion in offline path
  powerpc/pseries/cpuhp: delete add/remove_by_count code

 arch/powerpc/kernel/sysfs.c                  |   3 +-
 arch/powerpc/platforms/pseries/hotplug-cpu.c | 290 +++++--------------
 2 files changed, 74 insertions(+), 219 deletions(-)

-- 
2.31.1

```