The RCU nocb logic is complex, with duplicate code patterns scattered
across multiple functions. This series is a small refactor to make the
bypass-list code easier to follow. In the future, I am planning to do more
refactors of this code.
This series is based on top of the earlier -next series I had sent:
https://lore.kernel.org/all/20260101163417.1065705-1-joelagnelf@nvidia.com/
There is no urgency with this particular series. It is OK for v7.1 as well.
Testing:
I ran rcutorture on this series plus the earlier -next submissions for
16 hours on all RCU NOCB configs (TREE01, TREE05, TREE08). All scenarios
passed.
The git tree with all patches can be found at:
https://git.kernel.org/pub/scm/linux/kernel/git/jfern/linux.git (tag: rcu-nocb-cleanup-v1-20260103)
Joel Fernandes (3):
rcu/nocb: Extract nocb_defer_wakeup_cancel() helper
rcu/nocb: Consolidate rcu_nocb_cpu_offload/deoffload functions
rcu/nocb: Extract nocb_bypass_needs_flush() to reduce duplication
kernel/rcu/tree_nocb.h | 143 +++++++++++++++++++++++++----------------
1 file changed, 86 insertions(+), 57 deletions(-)
base-commit: a02abdb7c34af5364e6243276b8ba1dc50972ffe
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2.34.1