From 847f3c4bebae8cc983f744d188761a3c728e4e5d Mon Sep 17 00:00:00 2001
From: Steve Wise <swise@opengridcomputing.com>
Date: Fri, 14 Oct 2016 09:22:45 -0700
Subject: [PATCH] rdma.m4: determine arg count for string_get_size

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
---
 config/rdma.m4 | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/config/rdma.m4 b/config/rdma.m4
index b9ff0ba..f6f9a8d 100644
--- a/config/rdma.m4
+++ b/config/rdma.m4
@@ -3157,6 +3157,29 @@ AC_DEFUN([LINUX_CONFIG_COMPAT],
 		AC_MSG_RESULT(no)
 	])
 
+	AC_MSG_CHECKING([if string_helpers.h string_get_size has 5 params])
+	LB_LINUX_TRY_COMPILE([
+		#include <linux/sched.h>
+		#include <linux/bug.h>
+		#include <linux/kernel.h>
+		#include <linux/math64.h>
+		#include <linux/export.h>
+		#include <linux/ctype.h>
+		#include <linux/errno.h>
+		#include <linux/string.h>
+		#include <linux/string_helpers.h>
+	],[
+		(void)string_get_size(0, 0, 0, NULL, 0);
+
+		return 0;
+	],[
+		AC_MSG_RESULT(yes)
+		AC_DEFINE(HAVE_STRING_GET_SIZE_5_PARAMS, 1,
+			  [string_get_size has 5 params])
+	],[
+		AC_MSG_RESULT(no)
+	])
+
 ])
 #
 # COMPAT_CONFIG_HEADERS
-- 
2.46.0