Messages in this thread | | | Date | Fri, 5 Jul 2013 22:19:20 +0200 (CEST) | From | Thomas Gleixner <> | Subject | Re: [PATCH v5 02/12] spinlock: Enable x86 architecture to do lockless refcount update |
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On Fri, 5 Jul 2013, Waiman Long wrote:
> There are two steps to enable each architecture to do lockless > reference count update: > 1. Define the ARCH_SPINLOCK_REFCOUNT config parameter in its Kconfig > file.
No, we select GENERIC_SPINLOCK_REFCOUNT unless we provide an architecture specific implementation. In that case we select ARCH_SPINLOCK_REFCOUNT.
Thanks,
tglx
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