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SubjectRe: [GIT PULL rcu/next] Additional RCU commit for 3.15

* Paul E. McKenney <paulmck@linux.vnet.ibm.com> wrote:

> Hello, Ingo,
>
> And, if you are willing to take it, one late-breaking commit. This one
> was requested for 3.15 by Peter Zijlstra. [...]

No objections at all, looks like a useful facility!

> [...] It is low risk because it adds a new in-kernel API with
> minimal changes to the existing code. Those minimal changes are the
> addition of memory barriers and ACCESS_ONCE() macro calls, neither
> of which should be able to break things. This commit has passed
> significant rcutorture testing, with these additional additions to
> rcutorture slated for 3.16. This commit has also been exposed to
> -next testing.
>
> This change is available in the git repository at:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git rcu/next
>
> for you to fetch changes up to 765a3f4fed708ae429ee095914a7897acb3a65bd:
>
> rcu: Provide grace-period piggybacking API (2014-03-20 17:12:25 -0700)
>
> ----------------------------------------------------------------
> Paul E. McKenney (1):
> rcu: Provide grace-period piggybacking API
>
> include/linux/rcutiny.h | 10 ++++++++
> include/linux/rcutree.h | 2 ++
> kernel/rcu/tree.c | 62 +++++++++++++++++++++++++++++++++++++++++++++----
> 3 files changed, 70 insertions(+), 4 deletions(-)

Pulled, thanks a lot Paul!

Ingo


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