From 444ebb5768c5c43aadfc60111fecd6c4f946e77b Mon Sep 17 00:00:00 2001
From: Pavel Begunkov <asml.silence@gmail.com>
Date: Mon, 24 Feb 2020 11:32:43 +0300
Subject: [PATCH] splice: make do_splice public
Make do_splice(), so other kernel parts can reuse it
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
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 d671936d0aad67..4735defc46ee6a 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 74b4911ac16dd2..ebbbfea48aa0b3 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
--
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