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-rw-r--r--net/rds/tcp_send.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/net/rds/tcp_send.c b/net/rds/tcp_send.c
index 53b17ca..2894e60 100644
--- a/net/rds/tcp_send.c
+++ b/net/rds/tcp_send.c
@@ -83,6 +83,7 @@ int rds_tcp_xmit(struct rds_connection *conn, struct rds_message *rm,
struct rds_tcp_connection *tc = conn->c_transport_data;
int done = 0;
int ret = 0;
+ int more;
if (hdr_off == 0) {
/*
@@ -116,12 +117,15 @@ int rds_tcp_xmit(struct rds_connection *conn, struct rds_message *rm,
goto out;
}
+ more = rm->data.op_nents > 1 ? (MSG_MORE | MSG_SENDPAGE_NOTLAST) : 0;
while (sg < rm->data.op_nents) {
+ int flags = MSG_DONTWAIT | MSG_NOSIGNAL | more;
+
ret = tc->t_sock->ops->sendpage(tc->t_sock,
sg_page(&rm->data.op_sg[sg]),
rm->data.op_sg[sg].offset + off,
rm->data.op_sg[sg].length - off,
- MSG_DONTWAIT|MSG_NOSIGNAL);
+ flags);
rdsdebug("tcp sendpage %p:%u:%u ret %d\n", (void *)sg_page(&rm->data.op_sg[sg]),
rm->data.op_sg[sg].offset + off, rm->data.op_sg[sg].length - off,
ret);
@@ -134,6 +138,8 @@ int rds_tcp_xmit(struct rds_connection *conn, struct rds_message *rm,
off = 0;
sg++;
}
+ if (sg == rm->data.op_nents - 1)
+ more = 0;
}
out:
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