Other transports use rds_page_copy_user, which updates our
s_copy_to_user counter. TCP doesn't, so it needs to explicity
call rds_stats_add().

Reported-by: Richard Frank <richard.frank@oracle.com>
Signed-off-by: Andy Grover <andy.grover@oracle.com>
---
 net/rds/tcp_recv.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/net/rds/tcp_recv.c b/net/rds/tcp_recv.c
index c00daff..40bfcf8 100644
--- a/net/rds/tcp_recv.c
+++ b/net/rds/tcp_recv.c
@@ -97,6 +97,7 @@ int rds_tcp_inc_copy_to_user(struct rds_incoming *inc, struct iovec *first_iov,
 				goto out;
 			}
 
+			rds_stats_add(s_copy_to_user, to_copy);
 			size -= to_copy;
 			ret += to_copy;
 			skb_off += to_copy;
-- 
1.6.3.3

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