[PATCH 1/3] splice: make do_splice public

Pavel Begunkov
2020-01-22T00:06:18Z

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