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SubjectRe: [PATCH tip/core/rcu 0/12] TINY_RCU changes for 3.11
On Fri, Apr 12, 2013 at 04:48:10PM -0700, Paul E. McKenney wrote:
> This series removes TINY_PREEMPT_RCU, as promised/threatened at
> http://lwn.net/Articles/541037/ and https://lkml.org/lkml/2012/11/12/545.
>
> 1. Remove TINY_PREEMPT_RCU. This is a straight syntactic removal,
> with no attempt at cleanup. The remaining patches do the cleanup.
>
> 2. Inline the now-empty show_tiny_preempt_stats() function.
>
> 3. Inline the now-empty rcu_preempt_check_callbacks() function.
>
> 4. Inline the now-empty rcu_preempt_remove_callbacks() function.
>
> 5. Inline the now-empty rcu_preempt_process_callbacks() function.
>
> 6. Because TINY_RCU no longer has kthreads, remove the code that
> used to abstract away kthread vs. softirq invocation.
>
> 7. Inline the now-empty check_cpu_stall_preempt() function.
>
> 8. Remove CONFIG_TINY_RCU ifdefs from include/linux/rcutiny.h
>
> 9. Inline the now-empty rcu_preempt_note_context_switch() function.
>
> 10. Move code to allow consolidating ifdefs in kernel/rcutiny_plugin.h.
>
> 11. Remove TINY_PREEMPT_RCU's tracing formats from documentation.
>
> 12. Shrink TINY_RCU a bit by moving exit_rcu() to TREE_RCU, leaving
> TINY_RCU with a static inline empty function.

For 2-7 and 9-12:
Reviewed-by: Josh Triplett <josh@joshtriplett.org>

I responded to patch 8 with a note about moving part of it to patch 1;
with that changed,
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
for those two as well.


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