On 10/15/2024 9:41 PM, Paul E. McKenney wrote:
> Hello!
>
> This v3 series adds support and testing for srcu_read_lock_lite()
> and srcu_read_unlock_lite(), which avoid smp_mb(), but add a couple of
> synchronize_rcu() calls to the grace-period processing and may only be
> used where RCU is watching.
>
> 1. Rename srcu_might_be_idle() to srcu_should_expedite().
>
> 2. Introduce srcu_gp_is_expedited() helper function.
>
> 3. Renaming in preparation for additional reader flavor.
>
> 4. Bit manipulation changes for additional reader flavor.
>
> 5. Standardize srcu_data pointers to "sdp" and similar.
>
> 6. Improve srcu_read_lock{,_nmisafe}() comments.
>
> 7. Create CPP macros for normal and NMI-safe SRCU readers.
>
> 8. Add srcu_read_lock_lite() and srcu_read_unlock_lite().
>
> 9. Allow inlining of __srcu_read_{,un}lock_lite().
>
> 10. Expand RCUTORTURE_RDR_MASK_[12] to eight bits.
>
> 11. Add reader_flavor parameter for SRCU readers.
>
> 12. Add srcu_read_lock_lite() support to rcutorture.reader_flavor.
>
> 13. Add light-weight SRCU scenario.
>
> 14. Add srcu_read_lock_lite() support using "srcu-lite".
>
> 15. Improve srcu_read_lock_lite() kernel-doc comment.
>
> Changes since v2:
>
> o Apply acked-by tag.
>
> o Split commit per Neeraj Upadhyay feedback.
>
> Changes since v1:
>
> o Apply reviewed-by tag.
>
> o Link to performance data.
>
> o Add commit improving kernel-doc comment.
>
> o Pull out into separate branch to avoid dependency on an otherwise
> unrelated refscale commit.
>
> Thanx, Paul
>
> ------------------------------------------------------------------------
>
For this series:
Reviewed-by: Neeraj Upadhyay <Neeraj.Upadhyay@xxxxxxx>
- Neeraj
