Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753225AbYHUMBX (ORCPT ); Thu, 21 Aug 2008 08:01:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751174AbYHUMBB (ORCPT ); Thu, 21 Aug 2008 08:01:01 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:38057 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1749667AbYHUMBA (ORCPT ); Thu, 21 Aug 2008 08:01:00 -0400 Date: Thu, 21 Aug 2008 14:00:11 +0200 From: Ingo Molnar To: Jesse Barnes Cc: Joerg Roedel , FUJITA Tomonori , mingo@redhat.com, tglx@linutronix.de, hpa@zytor.com, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, muli@il.ibm.com Subject: Re: [PATCH 0/8] x86 dma_*_coherent rework patchset v2 Message-ID: <20080821120011.GD5615@elte.hu> References: <1219156366-32498-1-git-send-email-joerg.roedel@amd.com> <20080820094612.GA28492@elte.hu> <200808201039.56887.jbarnes@virtuousgeek.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200808201039.56887.jbarnes@virtuousgeek.org> User-Agent: Mutt/1.5.18 (2008-05-17) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.3 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1852 Lines: 49 * Jesse Barnes wrote: > On Wednesday, August 20, 2008 2:46 am Ingo Molnar wrote: > > * Joerg Roedel wrote: > > > Hi, > > > > > > this patchset reworks the dma_*_coherent functions in the DMA layer > > > for the x86 architecture. The patch series extends the existing DMA > > > backends with missing *coherent callbacks and simplifies the generic > > > function to basically only call the registered backend. This allows > > > future optimizations in hardware specific IOMMU implementations. The > > > code ist tested on AMD64 with AMD IOMMU, GART, SWIOTLB and NOMMU as > > > well as on my old 486 box. Muli tested the Calgary specific patch. > > > > > > Joerg > > > > > > Changes since v1: > > > > > > - fixed wrong logic in the pci-nommu alloc_coherent code > > > - moved dma_*_coherent to include/asm-x86/dma-mapping.h > > > > > > git diff --stat tip/master.. : > > > > > > arch/x86/kernel/amd_iommu.c | 2 - > > > arch/x86/kernel/pci-calgary_64.c | 14 ++++ > > > arch/x86/kernel/pci-dma.c | 146 > > > +------------------------------------- arch/x86/kernel/pci-gart_64.c | > > > 35 +++++++++- > > > arch/x86/kernel/pci-nommu.c | 62 ++++++++++++++++ > > > include/asm-x86/dma-mapping.h | 47 ++++++++++--- > > > 6 files changed, 149 insertions(+), 157 deletions(-) > > > > applied to tip/x86/iommu - thanks Joerg! > > > > Jesse, Fujita-san, do these changes look fine to you? > > Yeah, I'll let you push this time. :) > > Signed-off-by: Jesse Barnes with a v2.6.28 ETA, right? Ingo -- 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/