From: Greg Thelen <gthelen@google.com>
Date: Thu, 26 Apr 2018 18:19:35 +0000 (-0700)
Subject: IB: make INFINIBAND_ADDR_TRANS configurable
X-Git-Tag: v4.16.17~154
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ca23e6da83c1bf820b58808e5d838c68d659882e;p=thirdparty%2Fkernel%2Fstable.git

IB: make INFINIBAND_ADDR_TRANS configurable

[ Upstream commit f7cb7b85be55a4906b4b4b30596db1043dae6335 ]

Allow INFINIBAND without INFINIBAND_ADDR_TRANS because fuzzing has been
finding fair number of CM bugs.  So provide option to disable it.

Signed-off-by: Greg Thelen <gthelen@google.com>
Cc: Tarick Bedeir <tarick@google.com>
Reviewed-by: Bart Van Assche <bart.vanassche@wdc.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig
index 8517d6ea91a67..6154da184fc1d 100644
--- a/drivers/infiniband/Kconfig
+++ b/drivers/infiniband/Kconfig
@@ -62,9 +62,12 @@ config INFINIBAND_ON_DEMAND_PAGING
 	  pages on demand instead.
 
 config INFINIBAND_ADDR_TRANS
-	bool
+	bool "RDMA/CM"
 	depends on INFINIBAND
 	default y
+	---help---
+	  Support for RDMA communication manager (CM).
+	  This allows for a generic connection abstraction over RDMA.
 
 config INFINIBAND_ADDR_TRANS_CONFIGFS
 	bool