Re: [GIT PULL rcu/srcu] SRCU commits for 3.9

From: Ingo Molnar
Date: Wed Feb 13 2013 - 03:47:26 EST



* Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx> wrote:

> Hello, Ingo,
>
> This series contains SRCU changes for 3.9. These include debugging aids,
> updates that move towards the goal of permitting srcu_read_lock() and
> srcu_read_unlock() to be used from idle and offline CPUs, and a few small
> fixes. These commits are available in the git repository at:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git rcu/srcu
>
> Thanx, Paul
>
> -------------->
> Lai Jiangshan (8):
> srcu: Simplify __srcu_read_unlock() via this_cpu_dec()
> srcu: Add might_sleep() annotation to synchronize_srcu()
> srcu: Simple cleanup for cleanup_srcu_struct()
> srcu: Remove checks preventing offline CPUs from calling srcu_read_lock()
> srcu: Remove checks preventing idle CPUs from calling srcu_read_lock()
> srcu: Update synchronize_srcu()'s comments
> srcu: Update synchronize_srcu_expedited()'s comments
> srcu: use ACCESS_ONCE() to access sp->completed in srcu_read_lock()
>
> include/linux/srcu.h | 26 +++-----------------------
> kernel/srcu.c | 37 ++++++++++++++++---------------------
> 2 files changed, 19 insertions(+), 44 deletions(-)

Pulled, thanks a lot Paul!

Ingo
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