[PATCH 0/2] support multi-size THP numa balancing

From: Baolin Wang
Date: Tue Mar 26 2024 - 07:51:45 EST


This patchset tries to support mTHP numa balancing, as a simple solution
to start, the NUMA balancing algorithm for mTHP will follow the THP strategy
as the basic support. Please find details in each patch.

Changes from RFC v2:
- Follow the THP algorithm per Huang, Ying.

Changes from RFC v1:
- Add some preformance data per Huang, Ying.
- Allow mTHP scanning per David Hildenbrand.
- Avoid sharing mapping for numa balancing to avoid false sharing.
- Add more commit message.

Baolin Wang (2):
mm: factor out the numa mapping rebuilding into a new helper
mm: support multi-size THP numa balancing

mm/memory.c | 76 +++++++++++++++++++++++++++++++++++++++++----------
mm/mprotect.c | 3 +-
2 files changed, 64 insertions(+), 15 deletions(-)

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2.39.3