vfs: export do_splice_direct() to modules
Export do_splice_direct() to modules. Needed by overlay filesystem.
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
diff --git a/fs/internal.h b/fs/internal.h
index 9477f8f..0f0626a 100644
--- a/fs/internal.h
+++ b/fs/internal.h
@@ -139,12 +139,6 @@
extern int rw_verify_area(int, struct file *, const loff_t *, size_t);
/*
- * splice.c
- */
-extern long do_splice_direct(struct file *in, loff_t *ppos, struct file *out,
- loff_t *opos, size_t len, unsigned int flags);
-
-/*
* pipe.c
*/
extern const struct file_operations pipefifo_fops;
diff --git a/fs/splice.c b/fs/splice.c
index f5cb9ba..75c6058 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -1330,6 +1330,7 @@
return ret;
}
+EXPORT_SYMBOL(do_splice_direct);
static int splice_pipe_to_pipe(struct pipe_inode_info *ipipe,
struct pipe_inode_info *opipe,
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 5cf7f67..10ed65b 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2456,6 +2456,9 @@
struct file *, loff_t *, size_t, unsigned int);
extern ssize_t generic_splice_sendpage(struct pipe_inode_info *pipe,
struct file *out, loff_t *, size_t len, unsigned int flags);
+extern long do_splice_direct(struct file *in, loff_t *ppos, struct file *out,
+ loff_t *opos, size_t len, unsigned int flags);
+
extern void
file_ra_state_init(struct file_ra_state *ra, struct address_space *mapping);