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Temporary RCU fixes for notrace and hotplug CPU

Paul E. McKenney lkml 1 version In review

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  1. v1 Latest2 patches 20 repliesIn review

Patches in v1 No applies recorded yet

#Subject and filesSizeRepliesApplied
1/2Add "notrace" to RCU function headers used by ftrace.include/linux/rcupdate.h+2 -26 replies
2/2Add CPU-offline processing for single-node configurationskernel/rcutree.c kernel/rcutree_plugin.h+26 -01 reply

Reviews trailers per patch

None of the 2 patches has a Reviewed-by or Acked-by of their own; the series has one for all of them.

PatchLai Jiangshan
SeriesR-b
1/2Bug-spotted-by
2/2

Trailers given in replies are filled; those carried in the patches from earlier versions are outlined with dashes.

Read the v1 thread

Cover letter [PATCH -tip 0/2] Temporary RCU fixes for notrace and hotplug CPU

This patchset adds a couple of needed "notrace" declarations and one of two needed CPU-hotplug rcutree plugins. This applies on top of current tip/core/rcu, but is a temporary fix. The problem with it is that it is not bisectable when using ftrace.

This will be replaced with a later rework of the tip/core/rcu patch stack.

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 include/linux/rcupdate.h |    5 ++---
 kernel/rcutree.c         |    2 ++
 kernel/rcutree_plugin.h  |   25 ++++++++++++++++++++++++-
 3 files changed, 28 insertions(+), 4 deletions(-)