Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752412AbaFEPsU (ORCPT ); Thu, 5 Jun 2014 11:48:20 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:52909 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751085AbaFEPsT (ORCPT ); Thu, 5 Jun 2014 11:48:19 -0400 Date: Thu, 5 Jun 2014 08:52:00 -0700 From: Greg Kroah-Hartman To: Maarten Lankhorst Cc: Rob Clark , Thierry Reding , Sumit Semwal , LKML Subject: Re: [PATCH] fence: Use smp_mb__before_atomic() Message-ID: <20140605155200.GC23993@kroah.com> References: <1401287192-14701-1-git-send-email-thierry.reding@gmail.com> <20140528205145.GB10468@kroah.com> <20140530081504.GA16669@ulmo> <20140530160831.GA11182@kroah.com> <20140604132831.GC28484@ulmo> <20140604174902.GC20812@kroah.com> <53905BD0.9080002@canonical.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <53905BD0.9080002@canonical.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jun 05, 2014 at 02:00:16PM +0200, Maarten Lankhorst wrote: > >I don't think the question about whether we need something like fence > >to augment dma-buf is really in doubt. Maybe it should live somewhere > >else, I'm not sure. But it makes sense for it to live wherever > >dma-buf does, as they are intended to work together. > > > Additionally we already have a user for this in the kernel: the GPU > drivers that use TTM. What about the sync code in the android directory? I thought that was supposed to be what GPU drivers were going to use for this type of thing. thanks, greg k-h -- 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/