Messages in this thread | | | Date | Wed, 26 Feb 2014 13:40:02 -0800 | From | "Paul E. McKenney" <> | Subject | Re: [PATCH 0/8] locking/core patches |
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On Mon, Feb 10, 2014 at 08:58:20PM +0100, Peter Zijlstra wrote: > Hi all, > > I would propose merging the following patches... > > The first set is mostly from Jason and tweaks the mutex adaptive > spinning, AIM7 throughput numbers: > > PRE: 100 2000.04 21564.90 2721.29 311.99 3.12 0.01 0.00 99 > POST: 100 2000.04 42603.85 5142.80 311.99 3.12 0.00 0.00 99 > > The second set is the qrwlock, although mostly rewritten by me. I didn't do > much with it other than boot and build a kernel. But I like them because > of the much better worst case preformance.
This series passes a short locktorture test when based on top of current tip/core/locking.
But don't read too much into this... This was in an 8-CPU KVM guest on x86, and locktorture is still a bit on the lame side. But you have to start somewhere!
Thanx, Paul
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