From: Vladimir Sokolovsky <vlad@mellanox.com>
Date: Wed, 28 Aug 2019 19:00:53 +0000 (-0500)
Subject: Added support for iSERT on RHEL7.6
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=db4a736d3a2f7f3a8d6f9b626e7c3ce11647fdd3;p=compat-rdma%2Fcompat.git

Added support for iSERT on RHEL7.6

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

diff --git a/config/rdma.m4 b/config/rdma.m4
index 2b77c3c..fec82c2 100644
--- a/config/rdma.m4
+++ b/config/rdma.m4
@@ -4281,7 +4281,7 @@ AC_DEFUN([LINUX_CONFIG_COMPAT],
 		AC_MSG_RESULT(no)
 	])
 
-    AC_MSG_CHECKING([if iscsi_transport.h struct iscsit_transport has member iscsit_get_sup_prot_ops])
+	AC_MSG_CHECKING([if iscsi_transport.h struct iscsit_transport has member iscsit_get_sup_prot_ops])
 	LB_LINUX_TRY_COMPILE([
 		#include <target/iscsi/iscsi_transport.h>
 
@@ -4304,6 +4304,21 @@ AC_DEFUN([LINUX_CONFIG_COMPAT],
 		AC_MSG_RESULT(no)
 	])
 
+	AC_MSG_CHECKING([if iscsi_transport.h has iscsit_set_unsolicited_dataout])
+	LB_LINUX_TRY_COMPILE([
+		#include <target/iscsi/iscsi_transport.h>
+
+		iscsit_set_unsolicited_dataout(NULL);
+
+		return 0;
+	],[
+		AC_MSG_RESULT(yes)
+		AC_DEFINE(HAVE_ISCSIT_SET_UNSOLICITED_DATAOUT, 1,
+			[iscsi_transport.h  has iscsit_set_unsolicited_dataout])
+	],[
+		AC_MSG_RESULT(no)
+	])
+
 	AC_MSG_CHECKING([if highmem.h has kmap_atomic function with km_type])
 	LB_LINUX_TRY_COMPILE([
 		#include <linux/highmem.h>
diff --git a/include/linux/compat-2.6.h b/include/linux/compat-2.6.h
index bc4a1b1..1a46957 100644
--- a/include/linux/compat-2.6.h
+++ b/include/linux/compat-2.6.h
@@ -60,6 +60,7 @@ void backport_dependency_symbol(void);
 #include <linux/compat-4.11.h>
 #include <linux/compat-4.16.h>
 #include <linux/compat-4.17.h>
+#include <linux/compat-5.1.h>
 #include <linux/compat-5.3.h>
 
 #endif /* CONFIG_COMPAT_RDMA */
diff --git a/include/linux/compat-5.1.h b/include/linux/compat-5.1.h
new file mode 100644
index 0000000..07239d1
--- /dev/null
+++ b/include/linux/compat-5.1.h
@@ -0,0 +1,14 @@
+#ifndef LINUX_5_1_COMPAT_H
+#define LINUX_5_1_COMPAT_H
+
+#include <linux/version.h>
+
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(5,1,0))
+
+#ifndef HAVE_ISCSIT_SET_UNSOLICITED_DATAOUT
+#define iscsit_set_unsolicited_dataout iscsit_set_unsoliticed_dataout
+#endif
+
+#endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(5,1,0)) */
+
+#endif /* LINUX_5_1_COMPAT_H */