rds: switch ->inc_copy_to_user() to passing iov_iter

instances get considerably simpler from that...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 2 insertions, 4 deletions

diff --git a/net/rds/rds.h b/net/rds/rds.h
index 48f8ffc60f8f..b22dad91697c 100644
--- a/net/rds/rds.h
+++ b/net/rds/rds.h
@@ -431,8 +431,7 @@ struct rds_transport {
         int (*xmit_rdma)(struct rds_connection *conn, struct rm_rdma_op *op);
         int (*xmit_atomic)(struct rds_connection *conn, struct rm_atomic_op *op);
         int (*recv)(struct rds_connection *conn);
-        int (*inc_copy_to_user)(struct rds_incoming *inc, struct iovec *iov,
-                                size_t size);
+        int (*inc_copy_to_user)(struct rds_incoming *inc, struct iov_iter *to);
         void (*inc_free)(struct rds_incoming *inc);
 
         int (*cm_handle_connect)(struct rdma_cm_id *cm_id,
@@ -667,8 +666,7 @@ int rds_message_add_extension(struct rds_header *hdr,
 int rds_message_next_extension(struct rds_header *hdr,
                                unsigned int *pos, void *buf, unsigned int *buflen);
 int rds_message_add_rdma_dest_extension(struct rds_header *hdr, u32 r_key, u32 offset);
-int rds_message_inc_copy_to_user(struct rds_incoming *inc,
-                                 struct iovec *first_iov, size_t size);
+int rds_message_inc_copy_to_user(struct rds_incoming *inc, struct iov_iter *to);
 void rds_message_inc_free(struct rds_incoming *inc);
 void rds_message_addref(struct rds_message *rm);
 void rds_message_put(struct rds_message *rm);