Re: [PATCH v9 03/19] qspinlock: Add pending bit

From: Ingo Molnar
Date: Fri Apr 18 2014 - 03:44:13 EST



* Waiman Long <Waiman.Long@xxxxxx> wrote:

> Because the qspinlock needs to touch a second cacheline; add a pending
> bit and allow a single in-word spinner before we punt to the second
> cacheline.
>
> Signed-off-by: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
> Signed-off-by: Waiman Long <Waiman.Long@xxxxxx>

This patch should have a "From: Peter" in it as well, right?

Thanks,

Ingo
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