From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758664Ab2CAPW3 (ORCPT ); Thu, 1 Mar 2012 10:22:29 -0500 Received: from mail-ww0-f44.google.com ([74.125.82.44]:58259 "EHLO mail-ww0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758283Ab2CAPW1 (ORCPT ); Thu, 1 Mar 2012 10:22:27 -0500 Authentication-Results: mr.google.com; spf=pass (google.com: domain of daniel.vetter@ffwll.ch designates 10.180.87.8 as permitted sender) smtp.mail=daniel.vetter@ffwll.ch; dkim=pass header.i=daniel.vetter@ffwll.ch MIME-Version: 1.0 From: Daniel Vetter To: linaro-mm-sig@lists.linaro.org, LKML , DRI Development , linux-media@vger.kernel.org Cc: Daniel Vetter Subject: [PATCH 0/3] [RFC] kernel cpu access support for dma_buf Date: Thu, 1 Mar 2012 16:35:58 +0100 Message-Id: <1330616161-1937-1-git-send-email-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 1.7.7.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi all, This series here implements an interface to enable cpu access from the kernel context to dma_buf objects. The main design goal of this interface proposal is to enable buffer objects that reside in highmem. Comments, flames, ideas and questions highly welcome. Althouhg I might be a bit slow in responding - I'm on conferences and vacation the next 2 weeks. Cheers, Daniel Daniel Vetter (3): dma-buf: don't hold the mutex around map/unmap calls dma-buf: add support for kernel cpu access dma_buf: Add documentation for the new cpu access support Documentation/dma-buf-sharing.txt | 102 +++++++++++++++++++++++++++++- drivers/base/dma-buf.c | 124 +++++++++++++++++++++++++++++++++++- include/linux/dma-buf.h | 62 ++++++++++++++++++- 3 files changed, 280 insertions(+), 8 deletions(-) -- 1.7.7.5