librdmacm: document retry count limits

Clarify retry count and RNR retry count limits.  These are 3-bit values.

Response based on customer feedback.

Signed-off-by: Sean Hefty <sean.hefty@intel.com>

diff --git a/man/rdma_accept.3 b/man/rdma_accept.3
index e47ceb0f196b8fe85d4f16ef6d5e068f23446e61..bdf90bd884cc4ae0b827fbce6438c91d175105f8 100644 (file)
--- a/man/rdma_accept.3
+++ b/man/rdma_accept.3
@@ -79,5 +79,7 @@ HCA ACK delay.  The packet lifetime is determined by the InfiniBand Subnet
 Administrator and is part of the route (path record) information obtained
 by the active side of the connection.  The HCA ACK delay is a property of
 the locally used HCA.
+.P
+The RNR retry count is a 3-bit value.
 .SH "SEE ALSO"
 rdma_listen(3), rdma_reject(3), rdma_get_cm_event(3)

diff --git a/man/rdma_connect.3 b/man/rdma_connect.3
index ed6a1908a36c7175ce7836854e9286b273340dfe..8dab9ee4222284ed3831d89f19cd58ba2145cb33 100644 (file)
--- a/man/rdma_connect.3
+++ b/man/rdma_connect.3
@@ -73,6 +73,8 @@ The local ACK timeout is calculated based on the packet lifetime and local
 HCA ACK delay.  The packet lifetime is determined by the InfiniBand Subnet
 Administrator and is part of the resolved route (path record) information.
 The HCA ACK delay is a property of the locally used HCA.
+.P
+Retry count and RNR retry count values are 3-bit values.
 .SH "IWARP SPECIFIC"
 Connections established over iWarp RDMA devices currently require that the
 active side of the connection send the first message.