From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758747AbZCEXge (ORCPT ); Thu, 5 Mar 2009 18:36:34 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758690AbZCEXgL (ORCPT ); Thu, 5 Mar 2009 18:36:11 -0500 Received: from smtp.polymtl.ca ([132.207.4.11]:37471 "EHLO smtp.polymtl.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758602AbZCEXgJ (ORCPT ); Thu, 5 Mar 2009 18:36:09 -0500 Message-Id: <20090305225514.845374986@polymtl.ca> References: <20090305224728.947235917@polymtl.ca> User-Agent: quilt/0.46-1 Date: Thu, 05 Mar 2009 17:47:42 -0500 From: Mathieu Desnoyers To: Linus Torvalds , Ingo Molnar , linux-kernel@vger.kernel.org, Andrew Morton , Steven Rostedt , ltt-dev@lists.casi.polymtl.ca, Peter Zijlstra , Frederic Weisbecker , Arjan van de Ven , Pekka Paalanen , Arnaldo Carvalho de Melo , "H. Peter Anvin" , Martin Bligh , "Frank Ch. Eigler" , Tom Zanussi , Masami Hiramatsu , KOSAKI Motohiro , Jason Baron , Christoph Hellwig , Jiaying Zhang , Eduard - Gabriel Munteanu , mrubin@google.com, md@google.com Cc: Mathieu Desnoyers , Jens Axboe , Linus Torvalds Subject: [RFC patch 14/41] Splice and pipe : export pipe buf operations for GPL modules Content-Disposition: inline; filename=splice-support-modules.patch X-Poly-FromMTA: (test.casi.polymtl.ca [132.207.72.60]) at Thu, 5 Mar 2009 23:14:11 +0000 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org LTTng splice transport use the generic pipe and splice operations from a GPL module. Signed-off-by: Mathieu Desnoyers CC: Jens Axboe CC: Linus Torvalds CC: Ingo Molnar --- fs/pipe.c | 5 +++++ fs/splice.c | 1 + 2 files changed, 6 insertions(+) Index: linux-2.6-lttng/fs/pipe.c =================================================================== --- linux-2.6-lttng.orig/fs/pipe.c 2009-02-06 14:45:33.000000000 -0500 +++ linux-2.6-lttng/fs/pipe.c 2009-02-06 14:57:50.000000000 -0500 @@ -188,6 +188,7 @@ void *generic_pipe_buf_map(struct pipe_i return kmap(buf->page); } +EXPORT_SYMBOL_GPL(generic_pipe_buf_map); /** * generic_pipe_buf_unmap - unmap a previously mapped pipe buffer @@ -207,6 +208,7 @@ void generic_pipe_buf_unmap(struct pipe_ } else kunmap(buf->page); } +EXPORT_SYMBOL_GPL(generic_pipe_buf_unmap); /** * generic_pipe_buf_steal - attempt to take ownership of a &pipe_buffer @@ -237,6 +239,7 @@ int generic_pipe_buf_steal(struct pipe_i return 1; } +EXPORT_SYMBOL_GPL(generic_pipe_buf_steal); /** * generic_pipe_buf_get - get a reference to a &struct pipe_buffer @@ -252,6 +255,7 @@ void generic_pipe_buf_get(struct pipe_in { page_cache_get(buf->page); } +EXPORT_SYMBOL_GPL(generic_pipe_buf_get); /** * generic_pipe_buf_confirm - verify contents of the pipe buffer @@ -267,6 +271,7 @@ int generic_pipe_buf_confirm(struct pipe { return 0; } +EXPORT_SYMBOL_GPL(generic_pipe_buf_confirm); static const struct pipe_buf_operations anon_pipe_buf_ops = { .can_merge = 1, Index: linux-2.6-lttng/fs/splice.c =================================================================== --- linux-2.6-lttng.orig/fs/splice.c 2009-02-06 14:45:33.000000000 -0500 +++ linux-2.6-lttng/fs/splice.c 2009-02-06 14:57:50.000000000 -0500 @@ -260,6 +260,7 @@ ssize_t splice_to_pipe(struct pipe_inode return ret; } +EXPORT_SYMBOL_GPL(splice_to_pipe); static void spd_release_page(struct splice_pipe_desc *spd, unsigned int i) { -- Mathieu Desnoyers OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68