Hi Vlad,

Please apply the attached patch to compat.git. Thanks.

-jeff

>From 96cfe9b9d341df91618e96549c0db2aa06c8f1f7 Mon Sep 17 00:00:00 2001
From: Jeff Becker <jeffrey.c.bec...@nasa.gov>
Date: Fri, 1 Sep 2017 13:35:23 -0700
Subject: [PATCH] NFS/RDMA backport: check if kernel exports xprt_put symbol.

Signed-off-by: Jeff Becker <jeffrey.c.bec...@nasa.gov>
---
 config/rdma.m4 | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/config/rdma.m4 b/config/rdma.m4
index 0f13391..aaddbef 100644
--- a/config/rdma.m4
+++ b/config/rdma.m4
@@ -3499,6 +3499,12 @@ AC_DEFUN([LINUX_CONFIG_COMPAT],
 			[pat_enabled is exported by the kernel])],
 	[])
 
+	LB_CHECK_SYMBOL_EXPORT([xprt_put],
+		[net/sunrpc/xprt.c],
+		[AC_DEFINE(HAVE_XPRT_PUT_EXPORTED, 1,
+			[xprt_put is exported by the kernel])],
+	[])
+
 	AC_MSG_CHECKING([if configfs.h default_groups is list_head])
 	LB_LINUX_TRY_COMPILE([
 		#include <linux/configfs.h>
-- 
1.8.3.1

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