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SubjectRe: [RFC patch 0/5] futex: Allow lockless empty check of hashbucket plist in futex_wake()
On Thu, 28 Nov 2013, Peter Zijlstra wrote:

> On Wed, Nov 27, 2013 at 11:44:38PM -0800, Davidlohr Bueso wrote:
> > How about both enlarging the table _and_ aligning the buckets? As you
> > know, increasing the size of the table also benefits (particularly in
> > larger systems) in having more spinlocks. So we reduce the amount of
> > collisions and alleviate contention on the hb->lock. Btw, do you have
> > any particular concerns about the larger hash table patch?
> My only concern was the amount of #ifdef.
> Wouldn't something like the below also work?


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