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From:   Pavel Begunkov <asml.silence@gmail.com>
To:     Jens Axboe <axboe@kernel.dk>, io-uring@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org
Cc:     Alexander Viro <viro@zeniv.linux.org.uk>
Subject: [PATCH 1/3] splice: make do_splice public
Date:   Wed, 22 Jan 2020 03:05:17 +0300
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Make do_splice(), so other kernel parts can reuse it

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
---
 fs/splice.c            | 6 +++---
 include/linux/splice.h | 3 +++
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/fs/splice.c b/fs/splice.c
index 3009652a41c8..6a6f30432688 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -1109,9 +1109,9 @@ static int splice_pipe_to_pipe(struct pipe_inode_info *ipipe,
 /*
  * Determine where to splice to/from.
  */
-static long do_splice(struct file *in, loff_t __user *off_in,
-		      struct file *out, loff_t __user *off_out,
-		      size_t len, unsigned int flags)
+long do_splice(struct file *in, loff_t __user *off_in,
+		struct file *out, loff_t __user *off_out,
+		size_t len, unsigned int flags)
 {
 	struct pipe_inode_info *ipipe;
 	struct pipe_inode_info *opipe;
diff --git a/include/linux/splice.h b/include/linux/splice.h
index 74b4911ac16d..ebbbfea48aa0 100644
--- a/include/linux/splice.h
+++ b/include/linux/splice.h
@@ -78,6 +78,9 @@ extern ssize_t add_to_pipe(struct pipe_inode_info *,
 			      struct pipe_buffer *);
 extern ssize_t splice_direct_to_actor(struct file *, struct splice_desc *,
 				      splice_direct_actor *);
+extern long do_splice(struct file *in, loff_t __user *off_in,
+		      struct file *out, loff_t __user *off_out,
+		      size_t len, unsigned int flags);
 
 /*
  * for dynamic pipe sizing
-- 
2.24.0