From 78b748065c83a7f8d0a66a0e0cd4379d296bd939 Mon Sep 17 00:00:00 2001
From: Pawel Schulfer <pawel.schulfer@intel.com>
Date: Tue, 17 Jan 2017 06:36:27 -0800
Subject: [PATCH] Support rdmavt on RHEL7.2 and SLES12 in OFED-4.8

Changes included in this patch:
1) Check for MIN_NICE in prio.h

Signed-off-by: Pawel Schulfer <pawel.schulfer@intel.com>
---
 config/rdma.m4              | 15 +++++++++++++++
 include/linux/compat-3.11.h |  1 +
 include/linux/compat-3.13.h |  2 ++
 include/linux/sched/prio.h  | 14 ++++++++++++++
 4 files changed, 32 insertions(+)
 create mode 100644 include/linux/sched/prio.h

diff --git a/config/rdma.m4 b/config/rdma.m4
index a1db9ba..5c3e365 100644
--- a/config/rdma.m4
+++ b/config/rdma.m4
@@ -4051,6 +4051,21 @@ AC_DEFUN([LINUX_CONFIG_COMPAT],
 		AC_MSG_RESULT(no)
 	])
 
+	AC_MSG_CHECKING([if MIN_NICE is defined in prio.h])
+	LB_LINUX_TRY_COMPILE([
+		#include <linux/sched/prio.h>
+	],[
+		long nice = MIN_NICE;
+
+		return 0;
+	],[
+		AC_MSG_RESULT(yes)
+		AC_DEFINE(HAVE_MIN_NICE, 1,
+			[MIN_NICE is defined in prio.h])
+	],[
+		AC_MSG_RESULT(no)
+	])
+
 ])
 #
 # COMPAT_CONFIG_HEADERS
diff --git a/include/linux/compat-3.11.h b/include/linux/compat-3.11.h
index 193fa3e..7dec516 100644
--- a/include/linux/compat-3.11.h
+++ b/include/linux/compat-3.11.h
@@ -5,6 +5,7 @@
 
 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 11, 0))
 #include <linux/netdevice.h>
+#include <linux/sched/prio.h>
 
 #ifndef AF_IB
 #define AF_IB		27      /* Native InfiniBand address    */
diff --git a/include/linux/compat-3.13.h b/include/linux/compat-3.13.h
index 88ad581..8eecb37 100644
--- a/include/linux/compat-3.13.h
+++ b/include/linux/compat-3.13.h
@@ -6,6 +6,8 @@
 
 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,13,0))
 
+#include <linux/sched/prio.h>
+
 #ifndef HAVE_REINIT_COMPLETION
 #define HAVE_REINIT_COMPLETION
 
diff --git a/include/linux/sched/prio.h b/include/linux/sched/prio.h
new file mode 100644
index 0000000..96ff8fa
--- /dev/null
+++ b/include/linux/sched/prio.h
@@ -0,0 +1,14 @@
+#ifndef _COMPAT_LINUX_PRIO_H
+#define _COMPAT_LINUX_PRIO_H 1
+
+#include "../../compat/config.h"
+
+#ifdef HAVE_MIN_NICE
+#include_next <linux/sched/prio.h>
+#else
+#define MAX_NICE        19
+#define MIN_NICE        -20
+#define NICE_WIDTH      (MAX_NICE - MIN_NICE + 1)
+#endif /* HAVE_MIN_NICE */
+#endif /* _COMPAT_LINUX_PRIO_H */
+
-- 
2.41.0