Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752164AbaFDKaN (ORCPT ); Wed, 4 Jun 2014 06:30:13 -0400 Received: from casper.infradead.org ([85.118.1.10]:46003 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751364AbaFDKaM (ORCPT ); Wed, 4 Jun 2014 06:30:12 -0400 Date: Wed, 4 Jun 2014 12:30:03 +0200 From: Peter Zijlstra To: Davidlohr Bueso Cc: Ingo Molnar , Linus Torvalds , linux-kernel@vger.kernel.org, "Paul E. McKenney" , Thomas Gleixner , Andrew Morton Subject: Re: [GIT PULL] locking tree changes for v3.16 Message-ID: <20140604103003.GE11096@twins.programming.kicks-ass.net> References: <20140603114821.GA23711@gmail.com> <1401832251.8843.3.camel@buesod1.americas.hpqcorp.net> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="OvQTJYj2nBz/p38G" Content-Disposition: inline In-Reply-To: <1401832251.8843.3.camel@buesod1.americas.hpqcorp.net> User-Agent: Mutt/1.5.21 (2012-12-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --OvQTJYj2nBz/p38G Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Jun 03, 2014 at 02:50:51PM -0700, Davidlohr Bueso wrote: > On Tue, 2014-06-03 at 13:48 +0200, Ingo Molnar wrote: > > Linus, > >=20 > > Please pull the latest locking-core-for-linus git tree from: > >=20 > > git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git locking-co= re-for-linus > >=20 > > # HEAD: 3cf2f34e1a3d4d5ff209d087925cf950e52f4805 rwsem: Add comments= to explain the meaning of the rwsem's count field > >=20 > > The main changes in this cycle were: > >=20 > > - reduced/streamlined smp_mb__*() interface that allows more usecases= =20 > > and makes the existing ones less buggy, especially in rarer=20 > > architectures > >=20 > > - add rwsem implementation comments > >=20 > > - bump up lockdep limits >=20 > So I guess the rwsem optimistic spinning stuff will be routed through > akpm then (which is already in -next for a while, through -mm). >=20 > Also curious about why Peter's rewrite of the qrwlock_t was removed from > -tip... I noticed it was there for a few days then disappeared. What am > I missing? Ingo is 'missing' most of the time, so while I sit here with a massive queue of patches its nearly impossible for me to get anything merged :-( --OvQTJYj2nBz/p38G Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQIcBAEBAgAGBQJTjvUrAAoJEHZH4aRLwOS63mUP/RaZyNk7EfGmCh6ov89lU7sH EQQMTKOygdUWKzGqbMAOHRV45XUNs6CLekFc5GGDoYUQ2vDWvVVwl4Hjm1G7U8Pt PqrtUef1ppRFhM3NqBcWkBtqXyTASG3moUH5BQ678sp7RMlQYh0+JXlkRF4jzljq Cq6dgMq52dgciHGiErrUgfGfHds/y+fyC0QIKmJG2kegeGzZV1MiZuk0rNyGlEZ0 Rde5KVmJdgF14pTLqsq12WAEpmL+sfJu6gqGdQ4cbjODcDN3zifzOcg0vXv9ZKq8 idMBzNM4mwp37yuUMjYELE83Zgal3dNVTCUVcv+Bwc21iHsyILRGqpleF2yi2A5k quBc2yzGPpGBrH3A2sbK0B32LU5nJ2J8Gk7crZl8/Cd64qF6EMFpKEYEFlbpBliD vnqueO4RFdPIO/0ohtbsqWZTG70eeVg33xMAF+xzxxmkqFkDItNu0nHDXS1Bda8u xd3hO2IVugaTKSTP+BabIgIjXhLmdMLShvV7o6XMoyKJtYmoZ9clrOApD42zD4yS 34S3QxOxjdDOzkpTkRoeXLX10Ti/2/PIBQtJbI6CT3QhA/vkkycqE+vunYCKOiP/ UwQOxxvThAZ/7x3A4AUNyqmzzHPhmuQttu1h4K7S/SfC0HymZAC4NgB9tmGSQoF7 LywN7qWIclDqoLrVh6cU =1rzR -----END PGP SIGNATURE----- --OvQTJYj2nBz/p38G-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/