[ltt-dev] [PATCH userspace-rcu] Allow multiple flavors of RCU in same executable

Mathieu Desnoyers compudj at krystal.dyndns.org
Fri Jun 3 12:47:56 EDT 2011


* Paul E. McKenney (paulmck at linux.vnet.ibm.com) wrote:
> Hello!
> 
> This series of patches permits a single executable to use multiple
> flavors of userspace RCU.  This is important, as it allows userspace
> RCU to be used freely by multiple libraries without requiring that
> the multiple authors of this library code to come to agreement about
> which flavor of userspace RCU they will all use.
> 
> This is updated from the version posted on May 31st to add documentation
> and to make the child atfork interface use unlocking rather than
> re-initialization.

All merged and pushed, thanks Paul !

Mathieu

> 
> 							Thanx, Paul
> 
> ------------------------------------------------------------------------
> 
>  Makefile.am            |    4 
>  README                 |   36 ++
>  a/urcu-call-rcu.c      |  617 -------------------------------------------------
>  b/API.txt              |  120 +++++++++
>  b/Makefile.am          |    3 
>  b/README               |    4 
>  b/tests/Makefile.am    |   33 +-
>  b/tests/rcutorture.h   |    1 
>  b/tests/urcutorture.c  |   13 -
>  b/urcu-bp-map.h        |   61 ++++
>  b/urcu-bp.c            |    4 
>  b/urcu-bp.h            |    8 
>  b/urcu-call-rcu-impl.h |  615 ++++++++++++++++++++++++++++++++++++++++++++++++
>  b/urcu-call-rcu.c      |   26 +-
>  b/urcu-defer-impl.h    |  450 +++++++++++++++++++++++++++++++++++
>  b/urcu-map.h           |  117 +++++++++
>  b/urcu-qsbr-map.h      |   63 +++++
>  b/urcu-qsbr.c          |   36 +-
>  b/urcu-qsbr.h          |   18 -
>  b/urcu.c               |    5 
>  b/urcu.h               |   20 +
>  tests/Makefile.am      |    2 
>  urcu-bp-map.h          |    6 
>  urcu-bp.c              |    1 
>  urcu-bp.h              |    5 
>  urcu-defer-static.h    |  108 --------
>  urcu-defer.c           |  385 ------------------------------
>  urcu-map.h             |   26 ++
>  urcu-qsbr-map.h        |    6 
>  urcu-qsbr.c            |    1 
>  urcu-qsbr.h            |   11 
>  urcu.c                 |    1 
>  urcu.h                 |   13 -
>  33 files changed, 1627 insertions(+), 1192 deletions(-)
> 
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-- 
Mathieu Desnoyers
Operating System Efficiency R&D Consultant
EfficiOS Inc.
http://www.efficios.com




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