[SPLICE]: Don't assume regular pages in splice_to_pipe()
Allow caller to pass in a release function, there might be
other resources that need releasing as well. Needed for
network receive.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/splice.h b/include/linux/splice.h
index 33e447f..528dcb9 100644
--- a/include/linux/splice.h
+++ b/include/linux/splice.h
@@ -53,6 +53,7 @@
int nr_pages; /* number of pages in map */
unsigned int flags; /* splice flags */
const struct pipe_buf_operations *ops;/* ops associated with output pipe */
+ void (*spd_release)(struct splice_pipe_desc *, unsigned int);
};
typedef int (splice_actor)(struct pipe_inode_info *, struct pipe_buffer *,