From: Vladimir Sokolovsky <vlad@mellanox.com>
Date: Wed, 16 Nov 2016 11:46:10 +0000 (+0200)
Subject: rdma.m4: Added macro for default_groups in configfs
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=b14ccb23d7ff8d91d35cffff0e3dd266e65264e1;p=~tnikolova%2Fcompat%2F.git

rdma.m4: Added macro for default_groups in configfs

Signed-off-by: Vladimir Sokolovsky <vlad@mellanox.com>
---

diff --git a/config/rdma.m4 b/config/rdma.m4
index 036e1ca..cc10449 100644
--- a/config/rdma.m4
+++ b/config/rdma.m4
@@ -3435,6 +3435,23 @@ AC_DEFUN([LINUX_CONFIG_COMPAT],
 			[pat_enabled is exported by the kernel])],
 	[])
 
+	AC_MSG_CHECKING([if configfs.h default_groups is list_head])
+	LB_LINUX_TRY_COMPILE([
+		#include <linux/configfs.h>
+	],[
+		struct config_group x = {
+			.group_entry = NULL,
+		};
+
+		return 0;
+	],[
+		AC_MSG_RESULT(yes)
+		AC_DEFINE(HAVE_CONFIGFS_DEFAULT_GROUPS_LIST, 1,
+			  [default_groups is list_head])
+	],[
+		AC_MSG_RESULT(no)
+	])
+
 ])
 #
 # COMPAT_CONFIG_HEADERS