linux-kernel - Re: [PATCH v4 1/5] locking/rwsem: Add reader-owned state to the owner field

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Date:	Mon, 6 Jun 2016 16:03:09 -0400
From:	Waiman Long <waiman.long@....com>
To:	Davidlohr Bueso <dave@...olabs.net>
CC:	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>, <linux-kernel@...r.kernel.org>,
	Jason Low <jason.low2@...com>,
	Dave Chinner <david@...morbit.com>,
	Peter Hurley <peter@...leysoftware.com>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Scott J Norton <scott.norton@....com>,
	Douglas Hatch <doug.hatch@....com>
Subject: Re: [PATCH v4 1/5] locking/rwsem: Add reader-owned state to the owner
 field

On 06/06/2016 01:18 PM, Davidlohr Bueso wrote:
> Hi Ingo -- is there any reason why this series (or at least this 
> particular
> patch) was not picked up (being in Peter's queue)? It seems that all the
> recent rwsem changes are now in -tip, with the exception of these.
>
> Thanks,
> Davidlohr

Yes, I would certainly like to have this patch series tested in -next. 
Given that i_mutex has now become i_rwsem, this patch series will help 
to further narrow the performance gap between mutex and rwsem.

Cheers,
Longman