LU-12815 socklnd: set conns_per_peer based on link speed

[fs/lustre-release.git] / lnet / autoconf / lustre-lnet.m4

diff --git a/lnet/autoconf/lustre-lnet.m4 b/lnet/autoconf/lustre-lnet.m4
index cd0bc82..c6be763 100644 (file)
--- a/lnet/autoconf/lustre-lnet.m4
+++ b/lnet/autoconf/lustre-lnet.m4
@@ -570,6 +570,17 @@ AS_IF([test $ENABLEO2IB != "no"], [
                        [rdma_connect_locked is defined])
        ])
 
+       # ethtool_link_settings was added in Linux 4.6
+       LB_CHECK_COMPILE([if 'ethtool_link_settings' exists],
+       ethtool_link_settings, [
+               #include <linux/ethtool.h>
+       ],[
+               struct ethtool_link_ksettings cmd;
+       ],[
+               AC_DEFINE(HAVE_ETHTOOL_LINK_SETTINGS, 1,
+                       [ethtool_link_settings is defined])
+       ])
+
        EXTRA_CHECK_INCLUDE=""
        AC_DEFUN([LN_CONFIG_O2IB_SRC], [])
        AC_DEFUN([LN_CONFIG_O2IB_RESULTS], [])