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Commit 1c118596 authored by Miklos Szeredi's avatar Miklos Szeredi
Browse files

vfs: export do_splice_direct() to modules 



Export do_splice_direct() to modules.  Needed by overlay filesystem.

Signed-off-by: default avatarMiklos Szeredi <mszeredi@suse.cz>
parent 4aa7c634

fs/internal.h

+0 −6
Original line number Diff line number Diff line
@@ -138,12 +138,6 @@ extern long prune_dcache_sb(struct super_block *sb, unsigned long nr_to_scan, 
 */

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

 */

fs/splice.c

+1 −0
Original line number Diff line number Diff line
@@ -1330,6 +1330,7 @@ long do_splice_direct(struct file *in, loff_t *ppos, struct file *out, 


	return ret;

}

EXPORT_SYMBOL(do_splice_direct);



static int splice_pipe_to_pipe(struct pipe_inode_info *ipipe,

			       struct pipe_inode_info *opipe,

include/linux/fs.h

+3 −0
Original line number Diff line number Diff line
@@ -2456,6 +2456,9 @@ extern ssize_t iter_file_splice_write(struct pipe_inode_info *, 
		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);