Re: [PATCH v4 0/3] qrwlock: Introducing a queue read/write lockimplementation

[Peter Zijlstra]

On Wed, Oct 02, 2013 at 10:09:03AM -0400, Waiman Long wrote:
> v3->v4:
>  - Optimize the fast path with better cold cache behavior and
>    performance.
>  - Removing some testing code.
>  - Make x86 use queue rwlock with no user configuration.

>  arch/x86/Kconfig                      |    1 +
>  arch/x86/include/asm/spinlock.h       |    2 +
>  arch/x86/include/asm/spinlock_types.h |    4 +
>  include/asm-generic/qrwlock.h         |  256 +++++++++++++++++++++++++++++++++
>  include/linux/rwlock.h                |   15 ++
>  include/linux/rwlock_types.h          |   13 ++
>  kernel/Kconfig.locks                  |    7 +
>  lib/Makefile                          |    1 +
>  lib/qrwlock.c                         |  247 +++++++++++++++++++++++++++++++
>  lib/spinlock_debug.c                  |   19 +++
>  10 files changed, 565 insertions(+), 0 deletions(-)
>  create mode 100644 include/asm-generic/qrwlock.h
>  create mode 100644 lib/qrwlock.c


Where's the ---- for removing the old rwlock from x86?
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