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-rw-r--r--net/rds/rds.h20
1 files changed, 16 insertions, 4 deletions
diff --git a/net/rds/rds.h b/net/rds/rds.h
index 6bfaf05b63b2..4d2523100093 100644
--- a/net/rds/rds.h
+++ b/net/rds/rds.h
@@ -386,6 +386,18 @@ static inline void rds_message_zcopy_queue_init(struct rds_msg_zcopy_queue *q)
INIT_LIST_HEAD(&q->zcookie_head);
}
+struct rds_iov_vector {
+ struct rds_iovec *iov;
+ int len;
+};
+
+struct rds_iov_vector_arr {
+ struct rds_iov_vector *vec;
+ int len;
+ int indx;
+ int incr;
+};
+
struct rds_message {
refcount_t m_refcount;
struct list_head m_sock_item;
@@ -904,13 +916,13 @@ int rds_get_mr(struct rds_sock *rs, char __user *optval, int optlen);
int rds_get_mr_for_dest(struct rds_sock *rs, char __user *optval, int optlen);
int rds_free_mr(struct rds_sock *rs, char __user *optval, int optlen);
void rds_rdma_drop_keys(struct rds_sock *rs);
-int rds_rdma_extra_size(struct rds_rdma_args *args);
-int rds_cmsg_rdma_args(struct rds_sock *rs, struct rds_message *rm,
- struct cmsghdr *cmsg);
+int rds_rdma_extra_size(struct rds_rdma_args *args,
+ struct rds_iov_vector *iov);
int rds_cmsg_rdma_dest(struct rds_sock *rs, struct rds_message *rm,
struct cmsghdr *cmsg);
int rds_cmsg_rdma_args(struct rds_sock *rs, struct rds_message *rm,
- struct cmsghdr *cmsg);
+ struct cmsghdr *cmsg,
+ struct rds_iov_vector *vec);
int rds_cmsg_rdma_map(struct rds_sock *rs, struct rds_message *rm,
struct cmsghdr *cmsg);
void rds_rdma_free_op(struct rm_rdma_op *ro);