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RCU stall detection updates for v6.7

Frederic Weisbecker lkml rcu stable 1 version New

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Versions newest first

  1. v1 Latest6 patches 0 repliesNew

Patches in v1 No applies recorded yet

#Subject and filesSizeRepliesApplied
1/6rcu: Delete a redundant check in rcu_check_gp_kthread_starvation()kernel/rcu/tree_stall.h+5 -70 replies
2/6rcu: Don't redump the stalled CPU where RCU GP kthread last rankernel/rcu/tree_stall.h+3 -10 replies
3/6rcu: Eliminate check_cpu_stall() duplicate codekernel/rcu/tree_stall.h+15 -270 replies
4/6rcu: Add RCU CPU stall notifierinclude/linux/rcu_notifier.h kernel/rcu/rcu.h kernel/rcu/tree_exp.h +1 more+101 -20 replies
5/6rcutorture: Add test of RCU CPU stall notifierskernel/rcu/rcutorture.c+21 -00 replies
6/6rcu/tree: Defer setting of jiffies during stall resetkernel/rcu/tree.c kernel/rcu/tree.h kernel/rcu/tree_stall.h+34 -20 replies

Reviews trailers per patch

1 of 6 patches has a Reviewed-by or Acked-by.

PatchJoel Fernandes (Google)Huacai Chen
1/6
2/6R-b
3/6
4/6
5/6
6/6T-b

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 0/6] RCU stall detection updates for v6.7

Hello,

Please find below the RCU stall detection updates for the next merge window:

Joel Fernandes (Google) (1):
rcu/tree: Defer setting of jiffies during stall reset

Paul E. McKenney (2):
rcu: Add RCU CPU stall notifier
rcutorture: Add test of RCU CPU stall notifiers

Zhen Lei (3):
rcu: Delete a redundant check in rcu_check_gp_kthread_starvation()
rcu: Don't redump the stalled CPU where RCU GP kthread last ran
rcu: Eliminate check_cpu_stall() duplicate code

Thanks,
Frederic.

 include/linux/rcu_notifier.h |  32 +++++++++
 kernel/rcu/rcu.h             |   6 ++
 kernel/rcu/rcutorture.c      |  21 ++++++
 kernel/rcu/tree.c            |  12 ++++
 kernel/rcu/tree.h            |   4 ++
 kernel/rcu/tree_exp.h        |   6 +-
 kernel/rcu/tree_stall.h      | 135 +++++++++++++++++++++++++----------
 7 files changed, 178 insertions(+), 38 deletions(-)
 create mode 100644 include/linux/rcu_notifier.h
Signature · 1 line
2.34.1